An internal combustion engine 10 is described. The internal combustion engine 10 comprises an engine block 12 comprising an inlet valve 14 and an exhaust valve 16, the inlet valve 14 and the exhaust valve 16 adapted to be operated during a suction stroke of the internal combustion engine 10. An air flow path 18 is i...

A governor 100 for an inline pump is described. The governor 100 comprises a pair of fly weights 105a and 105b coupled to a cam shaft 110 and a control lever 10 coupled to the governor 100. The control lever 10 comprises a first plate 12 and a second plate 14. A third plate 16 is coupled between the first plate 12 a...

A balanced variable vane pump and a drive mechanism thereof are disclosed. The balanced comprises at least a rotor 12 adapted to accommodate pluralities of vanes 14 and CAM-ring 16. The rotor 12 is adapted to rotate in a CAM chamber 18 formed within the CAM-ring 16. The balanced variable vane pump is characterized i...

A device 11 to activate an actuator 16 in a vehicle is disclosed. The device 11 comprises a first sensor 12 to detect an open condition of a door of a vehicle and a second sensor 20 to detect whether the actuator 16 is present in a reference position. The device 11 further comprises a control unit 14 to transmit a d...

Disclosed herein is a supercharger 200 for an engine, comprising at least housing 202 having at least a first path (204) for flow of lubricant, and a cover plate (206) attached to said housing 202 and defining a space there between. The cover plate 206 accommodates a shaft (208), the shaft 208 is adapted to rotate a...

A fuel injection pump 10 is disclosed. The fuel injection pump comprises an inlet valve body 28 in fluid communication with a pump body 34. The inlet valve body 28 comprises at least one fuel flow path 26 allowing fuel flow from a fuel source to a pumping chamber 38 of the pump body 34 and a valve pin 23 is located ...

The various embodiment of the present invention provides a spark plug for a spark ignited engine. The spark plug comprises an insulated electrode with an integrated first member for enclosing a part of the insulated electrode. The first member comprises a first engaging feature. Further, the spark plug comprises a r...

Discloser herein is a method for implementing limp home in a vehicle. The method comprises receiving 100 a request for a limp home by an electronic control unit, detecting 101 if a pressure relief valve is in closed condition based on the request, and controlling 102 the energizing time of an injector upon detecting...

Valve assembly for exhaust gas recirculation is disclosed. In the first arrangement, the valve poppet comprises at least one hole through which exhaust gases can flow from the exhaust system into the valve body to be fed into the cylinder. Therefore, even when the inlet of the valve body is closed by the valve poppe...

A monitoring device for monitoring conversion capability of a diesel oxidation catalyst is disclosed. The monitoring device includes a passive catalyst in electrical connection with the diesel oxidation catalyst, a sensing element to determine a differential temperature value between heat generated by the diesel oxi...

ABSTRACT Disclosed herein is a fuel injection pump 200 that is mounted on an engine 202 and comprising at least, a cam 204 driven by a crank shaft 206 of the engine 202, a roller driven by the cam 204. A roller tappet body 210 is adapted to receive motion form the cam 204, the roller tappet body 210 drives a plunge...

The present invention discloses a sealing arrangement for a motor. The sealing arrangement comprises two rings (10) slidably mounted on a stator frame (12) of the motor. An O-ring (14) is integrated with each of the ring (10) such that the O-ring (14) seals the gaps between the stator frame (12) and drive end shield...

The various embodiments of the present disclosure provide a supercharger 100 comprising a housing 102 with an inlet 112 and an outlet 104 for the passage of at least one fluid. The supercharger 100 also comprises a bypass path from the inlet 112 to the outlet 104 and an Exhaust Gas Recirculation (EGR) path to the in...

Disclosed herein, is a device 100 for assisting fuel filtration 100. The device 100 comprises a housing 102 having an inlet path 104 and an outlet path 106. The fuel enters the inlet path 104 from a fuel reservoir 108. The housing 102 contains at least one partition, the partition is adapted to store an agglomeratin...

Air circulation system 10 for an engine 12. The air circulation system 10 comprising at least an exhaust gas duct 27, an exhaust gas recirculation duct 25, and an air intake duct 29. At least a part of the exhaust gas duct 27 and at least a part of the air intake duct 29 are in flow communication with the exhaust ga...

A high pressure pump 10 assembly is disclosed. The high pressure pump 10 assembly comprises a housing 22 having a barrel 16 and a valve holder 12. The barrel 16 is designed such that, the barrel 16 has a collar 24 with a step 26 for sealing between the valve holder 12 and the barrel 16. The pump 10 comprises a washe...

The present invention discloses a device and method for adapting the engine operation to ambient pressure. The device uses the pressure sensor in the intake manifold to measure the ambient pressure. The pressure in the intake manifold is allowed to recover to the ambient pressure and become stable by completely open...

A system 100 to deliver reducing agent for Selective Catalytic Reduction (SCR) of exhaust gas in a vehicle is provided. The vehicle comprises at least an air compressor 106 for the engine 122, and the pump 114 to deliver reducing agent in the exhaust path. With reference to Fig. 2, the pump 114 comprises a chamber 2...

The present invention relates to a heat dissipating assembly for an internal fan type alternator 10. The internal fan type alternator 10 comprises a connecting plate 18 with a plurality of bus bars 26. The connecting plate 18 connects several leads extending from a stator 16 to a rectifier plate 20 having a set of d...

Disclosed herein is a fuel delivery pump in a fuel injection system. The device comprises a housing (200) having at least one inlet (202) and at least one outlet (204), the inlet (202) receives fuel from a tank and the outlet (204) opens into a fuel supply line (206). A piston (208) is adapted to reciprocate within ...

A high pressure fuel pump 10 is described that comprises a housing 12 having a bore adapted to accommodate a plunger 14 in the bore. A flange 20 has a recess 17 and a hole, the flange 20 fitted to the housing 12 and adapted to accommodate the plunger 14 in the hole. A seal 16 is located in the recess 17 of the flang...

An apparatus for operating a low pressure pump (10) of an automobile is disclosed. The apparatus comprises an engine control unit (25) coupled to a low pressure pump (20) for operating the low pressure pump (20) characterized in that the engine control unit (25) operates the low pressure pump (20) at a first voltage...

Disclosed herein is a fuel filter in a fuel injection system. The fuel filter 200 is located downstream from a fuel tank 100 and upstream from a high pressure pump 104.The fuel filter comprises at least a dirt side 201 and a clean side 203, and has a vent hole 202 in fluid communication with the dirt side 201. The v...

The invention discloses a fuel supply module for controlling fuel flow to an engine and method to manufacture the same. The fuel supply module has encoded data matrix (M) corresponding to fuel flow characteristics inscribed on fuel supply module. Encoded data matrix being machine readable characteristics of a fuel s...

A fuel metering unit 10 is described. The fuel metering unit 10 comprises a housing 12 having a cavity 13 and a passage 15 extending from the cavity 13. The passage 15 is in fluid communication with an inlet 14 of the fuel metering unit 10. The cavity 13 is in fluid communication with an overflow passage 24 of the f...

Disclosed herein is a common rail diesel fuel injection system (100) for a two wheeler, comprising at least a fuel tank (102) in flow communication with a high pressure pump (104). At least one injector (106) in flow communication with the high pressure pump (104) through a pipe (108), the injector (106) is mounted ...

An air system for an internal combustion engine is disclosed. The air system is characterized such that the air system comprises an exhaust gas recirculation path; a bypass path provided such that inlet of the bypass path is upstream of the air charging device and outlet of the bypass path is downstream of the air c...

An air system for an internal combustion engine is disclosed. The air system 10 comprises at least an air intake path 14 is adapted to receive air from a plurality of sources and supply air to the internal combustion engine 10. The air charging device 16 is located in the air intake path 14 such that at least a part...

Disclosed herein is a supercharger (200) for an engine (102). The supercharger (200) is located along the inlet to an engine (102) and has a first rotatable member (202) and a second rotatable member (204). The supercharger (200) is adapted to receive exhaust from an engine (102) along with atmospheric air and is pr...

An internal combustion engine and a method of operating the internal combustion engine is disclosed. The internal combustion engine 10 comprises at least one cylinder adapted to receive at least an air charge from an air charging device 12. The internal combustion engine is characterized such that the internal combu...

Disclosed herein is an exhaust gas recirculation system. The system comprises an exhaust gas recirculation (EGR) path (101) and an exhaust gas recirculation (EGR) valve (106) in the exhaust gas recirculation (EGR) path (101). The exhaust gas recirculation (EGR) path (101) is in flow communication with an air intake ...

A method of operating a fuel metering unit (10) in a fuel injection system is disclosed. The method comprises receiving real-time pressure, from a pressure sensor in a common rail, by a controller, when the fuel metering unit (10) is operated at the zero-delivery-state, determining pressure variation by compar...

Disclosed herein is a fuel injection pump (100) for a dual fuel engine (102), comprising at least a control lever adapted to receive input from an accelerator pedal, and a stop lever of the fuel injection pump (100) in communication with an electronic control unit (ECU) (104). The stop lever controls the amount of d...

An air system for an internal combustion engine is disclosed. The air system comprises at least an air intake path and an air charging device located in the air intake path. The air system is characterized such that a flyweight arrangement is mounted on the central shaft and at least a part of the flyweight arrangem...

A method of calculating efficiency of a DPF is disclosed. The method includes measuring a first resonant frequency of the DPF for calculating mass flow rate of the exhaust gases entering into the DPF, measuring a second resonant frequency of the DPF for calculating mass flow rate of the exhaust gases flowing out of ...

The various embodiments of the present disclosure provide a device which comprises a controller 100 to determine the fuel pressure at a fuel injector 110. The controller 100 is adapted to measure a signal comprising load current 1082 drawn by the actuator against time. The controller 100 then processes the measured ...

An inline pump for a dual fuel engine is disclosed. The inline fuel pump 10 for a dual fuel engine 12 is used in a constant engine speed application. The dual fuel engine 12 operated such that diesel fuel is used for pilot injections and a gaseous fuel is used for main injections. The inline pump 10 comprises at lea...

A device for controlling pluralities of levers in a machine is being disclosed. The pluralities of levers are adapted to control plurality of simultaneous operation in the machine. The control device comprises plurality of connecting rods and a handle bar. The plurality of connecting rods adapted to establish a link...

Disclosed herein is a drive 100 for a high pressure fuel injection pump 102, comprising at least plunger 104 located within housing of the fuel injection pump 102, a plunger 104 adapted to receive motion from a cam 106 through a roller 108 and a tappet 110. At least one ring element 112 located axially along the cam...

A fluid transfer device 10 is described. The fluid transfer device 10 comprises a first rotor 12 comprising a first blade 14 and a second rotor 16 comprising a second blade 18. The second rotor 16 is inserted within the first rotor 12 such that a first chamber is defined between a first side 20 of the first blade 14...

A turbidity sensor 12 for a fuel injection system 10 is described. The turbidity sensor 12 comprises a fuel flow path 14, the fuel flow path 14 adapted to channel fuel containing soot from at least one of a fuel injector 16 and the high pressure fuel pump 18 to a fuel tank 20. A light emitter 33 is positioned within...

ABSTRACT: The present invention discloses a method to disable activation of a start-stop system of a vehicle. According to the proposed method an indication is given to a driver of a state of the vehicle which satisfies the criteria for activation of the start-stop system. In case the driver wants to disable the ac...

Disclosed herein is an oil pump 100 that is adapted to be located downstream of an oil sump 102 and supplying oil to plurality of components. The oil pump 100 comprises at least a metering valve 104 placed on the inlet of said oil pump 100 and adapted to modulate the flow of oil to said oil pump 100. The metering va...

A fuel pump 1000 is disclosed. The fuel pump 1000 comprises a motor 101; a disc 102 mounted on the motor 101; a pin 103 located on the disc 102 connected to a control rod 104; the disc 102 is adapted to move the control rod 104 against a force of a spring piston 105; and the control rod 104 is adapted to rotate at l...

A device for controlling an EGR valve and an air throttle valve in an internal combustion engine is disclosed. The device comprises a motor 125 and a common shaft 122 and gear arrangement (100). The gear arrangement (100) comprises a first gear member (105), a second gear member (110), a third gear member (115) and ...

A device for introducing delay in manual transmission system in a vehicle is disclosed. The device comprises a first piston element (101) connected to a gear shift lever (103) of the vehicle and a second piston element (102) connected to a gear box (104) of the vehicle. A first spring element (105)is positioned betw...

This invention discloses a hand primer 50 for a fuel feed pump 20. The hand primer 50 comprises a hollow primer-body 52 with a first reduction-joint 55 at its first end for coupling said primer-body 52 with said fuel feed pump 20. A handle 54 is attached to a second end of said primer-body 52. The primer-body 52 and...

An electronic control unit and a method for determining a traffic zone in which a vehicle is traveling is disclosed. The electronic control unit is adapted to acquire signals from sensors, process the acquired signals to calculate a numerical value for each sensor, categorize the numerical value into any one of many...

A fuel pump 100 comprising a plunger 115 adapted to reciprocate within a pumping chamber 120, wherein an operative top portion of the plunger 115 is proximal to a fuel side of the fuel pump 100 and an operative bottom portion is proximal to an oil side of the fuel pump 100 is disclosed. The fuel pump 100 is further ...

A mixer 12 for an exhaust gas path is described. The mixer 12 comprises an actuator 14 adapted to be controlled by an engine control unit 16. A control rod 18 is coupled to the actuator 14, wherein the control rod 18 is adapted to translate when actuated by the actuator 14. At least one vane 20 is coupled to the con...

A cam box 10 for calibrating a fuel pump 12 is described. The cam box 10 comprises a housing 14 and a cam 16 comprising a cam shaft 18 and a cam lobe 20 mounted on the cam shaft 18. An L-shaped plate 22 is coupled to the housing 14. A flanged member 24 is coupled to the housing 14 and to the L-shaped plate 22 and ad...

An injector 104 for a common rail injection system 100 comprises an injector housing 208, a nozzle body 202 and a needle 203. A piston 201 is adapted to reciprocate inside the injector housing 208. An injector 104 further comprises at least one slot 205 provided in the injector housing 208, a guide bush 204 located ...

A roller tappet 10 in a high pressure pump is disclosed. The roller tappet 10 comprises a main tappet body 12, a roller 14 and a pin 16 supporting the roller 14. The pin 16 is press fitted into a slot 19 which is integral with the main tappet body 12 .The slot 19 has a first sealing area at a one side and a second s...

Disclosed herein is a device (100) for controlling the speed of a fuel injection pump. The device is located in-between an accelerator cable (102) and a governor lever (104), and comprises at least a housing with a rail 103, a plate (108) mounted on the housing and adapted to move along the rail 103, and a first spr...

A sparkplug 10 is disclosed. The sparkplug 10 comprises a metal shell 12 having an axial hole and an insulator 14 located in the axial hole of the metal shell 12, in a manner such that in an operative configuration of the insulator 14, at least a part of a space between an insulator outer surface and a metal shell i...

The various embodiments herein provide a fluid induction device 100 comprising a primary tube 104 with a neck portion 122, having a cross-sectional area lesser than that of an inlet 102 and an outlet 108 of the primary tube 104. A secondary tube 106 is coaxially affixed around the outer surface of the primary tube 1...

A fuel injection system 10 is described. The fuel injection system 10 is located in an engine block 13. The fuel injection system 10 comprises a high pressure pump. The high pressure pump comprises a housing 12 located in a bore in the engine block 13 and a roller tappet 22 engaged to a cam. A first valve 18 is loca...

A Fuel Pump with an integrated pressure sensor is disclosed. The fuel pump comprises a pump body comprising a first pump driving end and a second fuel delivery end. The fuel pump has at least one fuel inlet located in proximity of the first pump driving end. The fuel pump is characterized by a delivery valve holder ...

The present invention discloses an assembly (10) to supply fuel comprising a fuel tank (12) storing the fuel, a fuel chamber (14) in fluid communication with the fuel tank (12) and a valve (16) controlling the fuel flow from the fuel tank (12) to the fuel chamber (14) based on the fuel level in the fuel chamber (14)...

A fastener 14 for fastening a metering unit 10 of a fuel control unit 12 to an engine block is described. The fastener 14 comprises at least one clamp comprising a first end portion 16 and a second end portion 18. The first end portion 16 of the at least one clamp is secured to the metering unit 10. The second end p...

The present invention discloses a method and apparatus for determining fuel filter contamination in a gaseous fuel powered internal combustion engine. The said method includes the steps of determining atleast one parameter value(s) downstream a fuel filter 100 when gaseous fuel flows through the fuel filter 100 and ...

A fuel supply apparatus (100) and a fuel supply control method for a common rail type fuel injection system are disclosed. The fuel supply apparatus (100) comprises a low-pressure pump (2) which supplies a fuel from a tank (4) to a high-pressure pump (6) such as a port-controlled reciprocating pump (6) through a fil...

The present invention discloses a fuel feed pump 100 which is characterized by a mechanical means provided between an inlet 103 and outlet 105 of the fuel feed pump 100. The mechanical means throttles fuel supply by the fuel feed pump 100 based on demand for fuel at the high pressure fuel injection pump and cuts off...

Disclosed herein is a common rail 106 in the fuel injection system. The common rail 106 comprises an inlet port 105 in flow communication with a high pressure pump, plurality of outlet ports 107; at least one of the outlet ports is in flow communication with one injector. A return line port 109 is in flow communicat...

Disclosed herein is a high pressure radial piston pump, comprising at least a housing (102) having a central hole (104) accommodating a shaft and a polygonal ring (108), and a metering unit located in the housing 102 of the high pressure radial piston pump. The high pressure radial piston pump 100 is characterized i...

A fuel injector 10 is described. The fuel injector 10 comprises a nozzle needle 12 and a distance piece 14 positioned proximate to the nozzle needle 12. A coil spring 16 is positioned proximate to the nozzle needle 12. A disc spring 18 is positioned between a bottom surface 20 of the distance piece 14 and a shoulder...

A method for assisting a vehicle engine (101) during cold start condition is disclosed. The method comprises the steps of detecting at least one engine operation parameter to determine a current state of engine operation as a cold start condition; operating a purge valve (105) to supply the additional quantity of ai...

A high pressure fuel pump 10 is described. The high pressure fuel pump 10 comprises a pump housing 12 and a plunger 14 provided within a bore 16 defined within the pump housing 12. The plunger 14 is adapted to reciprocate within the bore 16 of the pump housing 12. A permanent magnet 18 is coupled to the plunger 14. ...

A method for operating of a vehicle engine (101) during idling condition is disclosed. The method comprises the steps of detecting at least one engine operation parameter to determine an idling condition of the engine; operating a purge valve (105) to supply the required quantity of air for idling; and assisting in ...

A fuel metering unit, a common rail pump and a fuel control unit for receiving the fuel metering unit are disclosed. The fuel metering unit comprises a stem to be inserted into a slot of the common rail pump or the fuel control unit. The stem of the fuel metering unit can have one or two biased projections which are...

Disclosed herein is a governor for a fuel injection pump. The governor comprises at least a pair of flyweights 102, a fulcrum lever 104, and a linkage lever 106 connecting the fulcrum lever 104 to a control rack 108. The governor is characterized in having a solenoid 110, a hinge 112, and a hinge lever 114. One end ...

A fuel injector and a fuel injection system are disclosed. The fuel injector comprises a pressure sensor located in a recess in a manner such that a chamber is formed in recess between an end wall of the recess and said pressure sensor. The fuel injection system comprises at least two fuel injector and a pressure se...

A fuel injector 100 is disclosed. The fuel injector comprises a nozzle holder 105 comprising a bore 105a to accommodate a spring 125 and a nozzle 110 fitted to one end of the nozzle holder 105. The nozzle 110 has a bore 112 accommodating a needle 114 in the bore 112 and the bore 112 is eccentric with respect to the ...

An exhaust gas treatment (EGT) device and a method of operating the EGT device is disclosed. The exhaust gas treatment (EGT) device 10 comprises an EGT substrate 11 located in a housing 12. The housing 12 comprises an inlet flow path 14, an outlet flow path 16 and a bypass path 18 adapted to bypass at least part of ...

A fuel pump 100 is disclosed. The fuel pump 100 comprises a pumping chamber 105, a plunger 110, an inlet port 107 and an inlet flow path 109. The fuel pump 100 is characterized by a control valve located in said inlet port 107 comprising an inlet line 120 for supplying fuel from a fuel tank to the pumping chamber 10...

A fuel injector nozzle and a fuel injector is disclosed. The fuel injector nozzle 10 is fitted to the nozzle holder 14 of the fuel injector 12. The fuel injector nozzle 10 comprises a bore 16 adapted to accommodate a needle 18 within and a fuel flow path 20 adapted to allow fuel to flow towards the needle 18. The fu...

A roller tappet 10 in a high pressure pump is disclosed. The roller tappet 10 comprises a main tappet body 12, a roller 14 and a pin 16 supporting the roller 14. The pin 16 is assembled in an opening 19 of the main tappet body 12. The main tappet body 12 comprises projections 20 at the end of the main tappet body 12...

The invention discloses a spark plug 10 for an internal combustion engine of a vehicle. The spark plug 10 comprises a washer 22 arranged between a shell region 18 and a thread region 25. The washer 22 comprises at least one elastomeric element 32. Example of the elastomeric element 32 is a synthetic rubber element. ...

An overflow valve 10 for a fuel metering unit is described. The overflow valve 10 comprises an overflow valve body 12 and a spring element 14 positioned within the overflow valve body 12. A screw plug 16 is positioned against a first end 18 of the spring element 14. A ball 20 is positioned against a second end 22 of...

Disclosed herein is a fuel delivery assembly 200 for a common rail fuel injection system. The fuel delivery assembly 200 is located in the low pressure circuit of the common rail fuel injection system and comprises at least a filter 202 in fluid communication with a fuel tank, an electrical gear pump 204, and a pump...

A high pressure radial piston pump 100 is disclosed. The high pressure radial piston pump 100 comprises at least a pump housing (105), a plunger (125) and a drive chamber (130). The high pressure radial piston pump 100 is also characterized by a lubrication supply line (140) fitted to the pump housing (105). The lub...

An exhaust gas recirculation valve 10 is described. The exhaust gas recirculation valve 10 comprises a valve shim 12 and a valve piston 14 positioned within the valve shim 12. The valve piston 14 comprises a shaft 16, the shaft 16 coupled to an actuator 20 and adapted to be actuated by the actuator 20. A valve plate...

Air circulation system 10 for an engine 12. The air circulation system 10 comprises at least an exhaust gas duct 27, an exhaust gas recirculation duct 25, and an air intake duct 29. At least a part of the exhaust gas duct 27 and at least a part of the air intake duct 29 are in flow communication with the exhaust gas...

Disclosed herein is a fuel injection pump comprising at least a delivery valve holder. The delivery valve holder comprises at least a central bore. A filler piece comprising comprising at least a first flow path 208, is located within the central bore of the delivery valve holder 202. The filler piece comprises a se...

A throttle body assembly (200) for vehicles is disclosed. The throttle body assembly (200) comprises a throttle body (201) provided with an interface to mount a fuel injector (202) and a cable connected between a throttle flap of said throttle body (201) and a throttle control means of said vehicle. The assembly is ...

A timing device 10 for a high pressure pump is described. The timing device 10 comprises a roller ring 12 and a plurality of rollers 14 coupled to the roller ring 12. A pin 16 comprises a first end 18 and a second end 20. The first end 18 is coupled to the roller ring 12 and the second end 20 is coupled to a piston ...

A method for synchronizing a four stroke internal combustion engine is disclosed. The method comprises calculating an engine speed gradient before an occurrence of a top dead center (TDC) position for the cylinder; identifying a compression stroke based on the calculated engine speed gradient; and calculating an ene...

A switch 22 for operating a low pressure pump 16 of a fuel injection system 10 is described. The switch 22 is connected to an engine control unit 20, wherein the switch 22 comprises a switching mechanism adapted to switch between a first mode and a second mode in response to an electronic signal received from the en...

A conduit 12 for supplying fuel to a high pressure pump 14 of a vehicle is described. The conduit 12 comprises an upstream end 16 in flow communication with an overflow outlet of a fuel injector 18, the conduit 12 adapted to channel excess fuel discharged from the fuel injector 18. A downstream end 20 is in flow com...

Fuel supply module (FSM) 100 supplies fuel to an engine of a vehicle. The FSM 100 is mounted inside a fuel tank 118. The FSM 100 comprises a fuel pump 114 which draws fuel through a fuel filter 112 and supplies to the engine through a delivery/ feed line 104. A return line 106 is provided through which excess fuel r...

A method of limiting maximum power of a vehicle is disclosed. The method involves detecting if a percentage of an accelerator pedal pressed is more than a first threshold for a first predefined time. The boost pressure received from the boost pressure sensor present at the intake manifold and the engine speed receiv...

Disclosed herein is a fuel injection pump 200, comprising a low pressure region 201 and a high pressure region 202, interconnected by at least one bore 203. The fuel injection pump 200 comprises one inlet i204 n flow communication with the low pressure region 201 and one outlet 206 in flow communication with the hig...

The various embodiments of the present disclosure provide a clutch controller 100 for a vehicle with semi-automatic transmission. The clutch controller 100 is adapted to detect occurrence of at least one shift indicating event related to gear shift, compute a shift probability value based on detected at least one sh...

ABSTRACT: A device 100 for controlling speed in a mechanical throttle system. The device 100 is connected to a first input cable 101 on one side and to a mechanical throttle on the other by a second cable 102. The device 100 comprises a hollow cylindrical shaft 103 with internal threads 103a and a partially threade...

A valve arrangement for a fuel pump is disclosed. The fuel pump comprises a pump body. The pump body defines a pumping chamber therein. The valve arrangement is characterized in a manner such that the valve arrangement comprises: the inlet valve body comprising a first fuel path allows fuel to flow from a fuel sourc...

A fuel pump having helical grooves for a main injection and a post injection is disclosed, wherein the helical grooves are disposed on diametrically opposite sides of the plunger. The helical groove associated with the main injection and the helical groove associated with the post injection are spaced in an axial di...

The various embodiment of the present disclosure provides a device to control a CVT. The device comprises an actuator 112, a memory element 120 and a control unit 118. The actuator 112 is operatively coupled to a movable sheave 110 of a secondary pulley of the CVT. The memory element 120 is adapted to store desired ...

A high pressure fuel pump 1 is described. The high pressure fuel pump 1 comprises a rotor 10. A housing 12 comprising a stator 14, 16 concentrically positioned within the rotor 10, and wherein the rotor 10 rotates about the housing 12. A first piston 18 and a second piston 20 is positioned between a first arm and a ...

Electronic control unit 12 in a vehicle to control exhaust gas recirculation valve 20 during transient state is disclosed. The electronic control unit 12 receives an engine speed from an engine speed sensor 40 and quantity of fuel injecting into an engine 14, from engine control unit 42. The electronic control unit ...

A solenoid valve injector is disclosed. The solenoid valve injector 10 comprises at least, an armature 12 of a solenoid actuating mechanism and a ball valve 14 located to one end of the armature 12. The ball valve 14 adapted to be lifted from a valve seat 16 in dependence of an actuation of the solenoid. The solenoi...

The apparatus (10) and method for operating an engine in accordance with this invention comprises a controller (30) which increases the engine speed upon detecting predetermined error conditions, when the vehicle is in low-idle condition. The controller (30) increases the engine speed for raising the pressure inside...

Disclosed herein is a high pressure fuel injection pump 200, comprising at least a plunger 202 located within a pump body 204. The pump body 204 is mounted on a pump housing 206, the pump housing 206 accommodates at least a roller tappet 208, axis of rotation of roller tappet 208 being perpendicular to the axis of t...

A fuel injection pump 100 comprises a pump housing 101 and a piston. The piston 102 is adapted to reciprocate within the pump housing 101 and a cylindrical member 103 located below the pump housing 101, by means of a roller tappet 104 and a cam 105. The piston 102 is provided with a sealing member 106 on its circu...

A roller tappet 12 of a high pressure pump 10 of a vehicle is described. The roller tappet 12 comprises a U-shaped spring member 14 defined within the roller tappet 12, wherein the roller tappet 12 is coupled to a plunger 16 of the high pressure pump 10. A lubrication oil channel 18 defined within the roller tappet ...

The invention relates to an integrated assembly (100) for evaporative emission control in a vehicle. The integrated assembly (100) comprises a canister (101) which is adapted to collect a fuel vapor from a fuel tank (105). Further the integrated assembly comprises a purge valve (102) adapted to purge fuel vapors ads...

A screw plug assembly 9 for an overflow valve 8 of a fuel metering unit is described. The screw plug assembly 9 comprises a screw plug 12 with a bore adapted to seal the overflow valve 8. A control bolt 14 is inserted within a bore defined within the screw plug 12. The control bolt 14 is biased against an end of a s...

A method for synchronizing a four stroke internal combustion engine comprising two cylinders is disclosed. The method comprises calculating an engine speed gradient before an occurrence of a top dead center (TDC) position for a first cylinder during a first rotation and a second cylinder during a second rotation of ...

A pressure sensor is disclosed. The pressure sensor comprises an operative flexible top surface (15), a first layer of electrolyte solution (20) and a second layer of electrolyte solution (30), a semi permeable membrane (25) sandwiched between, the first layer of electrolyte solution (20) and the second layer of ele...

Disclosed herein is a fuel injection pump 100, comprising at least a housing 102 to accommodate a plunger, the plunger is adapted to rotate within the housing 102 via a control rod 104. The fuel injection pump 100 is characterized in having a through hole 106 formed on the housing 102 of the fuel injection pump 100 ...

A device 100 to monitor a catalytic converter 300 of a vehicle is disclosed. The device 100 comprises a temperature electronic control unit (ECU) 101 to calculate a plurality of upstream temperature values of exhaust gas entering the catalytic converter 300 based on at least one engine operating parameter at at leas...

An air circulation system 10 for an engine 12 is described. The air circulation system 10 comprises at least an exhaust gas duct 14, an exhaust gas recirculation duct 16, and an exhaust gas recirculation valve 18 in flow communication with the exhaust gas recirculation duct 16, and an air intake duct 20. At least a ...

A mechanical arrangement in an exhaust system 10 is disclosed. The exhaust system comprising an exhaust gas recirculation valve 18 located in an exhaust gas recirculation path 19 and a back pressure valve 16 located in an exhaust path 14 respectively. The mechanical arrangement comprises a linkage 26 connecting the ...

A method and apparatus comprising a fuel inlet connector pipe 12 for a fuel pump 10 is described. The fuel inlet connector pipe 12 comprises a bore 14 defined within the fuel inlet connector pipe 12, the bore 14 supplies fuel to the fuel pump 10. An opening 15 extends radially from the bore 14 to an outer surface 16...

Disclosed herein is a backflow pipe assembly 200 in a fuel injection system. The backflow pipe assembly 200 is adapted to send un-injected fuel from an injector to a fuel tank, and, comprises at least a backflow connector 202 engaged to a back flow outlet of the injector 210. A valve 208 is located within the backfl...

A high pressure fuel pump is described. The high pressure fuel pump comprises a housing; and a control rod assembly 10. The control rod assembly 10 comprises a control rod 12 that comprises a first end 14 and an opposite second end 16, the first end 14 and the opposite second end 16 coupled to the housing of the hig...

A method of providing real time physical data to an electronic control unit (ECU) (101) of a vehicle is disclosed. The ECU (101) generates a failure information regarding failure of at least one sensor in the vehicle. The ECU (101) transmits the generated failure information to a portable device (102). The portable ...

An apparatus (10) and method for controlling engine operation parameters is disclosed. The apparatus (10) comprises a mobile device (12) provided with an interface means (14) for receiving user inputs corresponding to the desired engine performance characteristics. The mobile device (12) communicates with an engine ...

The present invention relates to a multi stage retrofit fuel filter device placed in the fuel path, prior to the nozzle/fuel injector for delivering filtered fuel to the fuel injection pump. The fuel filtering device permits the fuel to pass into the fuel injection pump through the ion exchange bed. The filer arrang...

A fuel injection pump (100) for an internal combustion engine (104) is disclosed. The fuel injection pump (100) comprises a pumping unit (106) mounted on the fuel injection pump (100), and characterized in that the fuel injection pump (100) further comprises a fuel draw-off line (112) connecting an inlet of the pump...

Disclosed herein is fuel metering unit 101 for an electric feed pump 100. The electric feed pump 100 is in flow communication with a fuel tank 102. The fuel metering unit 101 is characterized in having a valve 104 located at the inlet of the electric feed pump 100, and an electrical interface 106 adapted to receive ...

A washer 12 for a fuel injector 10 is described. The washer 12 comprises a first surface 14 and an opposite second surface 16. The first surface 14 defines a groove 18, and wherein the washer 12 is fitted to a nozzle 20 of the fuel injector 10. A lock nut fastens the nozzle 20 to a fuel injector body of the fuel inj...

A high pressure pump 100 comprises a barrel housing 101. A fluid passage 102 in the barrel housing 101 opens into and interfaces with a valve cone 103 of a valve holder assembly. The valve cone 103 comprises a spherical filleted profile. The valve cone 103 fluidly connects the fluid passage 102 to the injector. The ...

A balanced variable vane pump and a method of position determination and wear determination is disclosed. The balanced variable vane pump comprises a CAM-ring and a drive mechanism. The drive mechanism is adapted to engage at least a part of the CAM-ring. The balanced variable vane pump is characterized in that a se...

The invention discloses a starter motor assembly 100. A commutator-end-shield 26 comprises a first hole 28 and a second hole 30. A seal 50 is inserted from the brush plate-side through the first hole 28 and extended outside the commutator-end-shield 26. The seal 50 has an internal passage 52 for routing a bus bar 54...

Disclosed herein is a housing (100) for a high pressure fuel injection pump, comprising plurality of bores defining flow path of fuel, at least one bore (102) is in flow communication with a metering unit.  An overflow valve (104) is located within the bore (102), the overflow valve (104) comprises a plate (106), a...

A high pressure fuel pump 10 is described. The high pressure fuel pump 10 comprises a pump housing 12 and a drive shaft 14, at least a part of the drive shaft 14 located in the pump housing 12. A shaft sealing ring 16 is positioned between the pump housing 12 and the drive shaft 14. A pressure control valve 18 is lo...

A clutch mechanism for a supercharger and a supercharger is disclosed. The clutch mechanism 10 comprises at least a central shaft 14. The clutch mechanism 10 comprises a flange 16 having an axial hole and adapted to be mounted onto the central shaft 14. A clutch shaft 18 extending into at least a part of the axial h...

An exhaust gas recirculation (EGR) valve and an EGR assembly is provided for an internal combustion engine. The EGR valve comprises a valve housing having a passage for recirculated exhausted gas and a spindle movement space which perpendicularly gets through the passage, a main spindle moving in the spindle movemen...

The various embodiments of the present disclosure provide a carburetor based fuel injection device 100. The carburetor based fuel injection device 100, comprises an air intake suction tube 118 having a venturi portion 120 and a throttle valve 102, a fuel chamber 110 connected to the suction tube 118 through at least...

The invention proposes a simple apparatus and a method to determine the aqueous solution available in the tank of an SCR system. The dosing apparatus 10 comprises a valve block 12, a tank and a dosing unit 14. The tank comprises a first compartment 16 and a second compartment 18 with a one way valve 20 in between. T...

ABSTRACT A high pressure fuel pump 10 is described. The high pressure fuel pump 10 comprises at least a housing 12 having a recess adapted to accommodate a plunger 14 in the recess. A seal 20 is located with reference to the housing 12 and the plunger 14 such that the plunger 14 reciprocates through the seal 20, wh...

An actuator 10 for a control rack 12 of a high pressure fuel pump 1 is described. The actuator 10 comprises a cylinder 11 coupled to the control rack 12 of the high pressure fuel pump 1. A piston 14 is located within the cylinder 11, the piston 14 coupled to the control rack 12 and adapted to translate the control r...

A particulate filter 10 is described. The particulate filter 10 comprises a closed diesel particulate filter 12. An open particulate filter 14 is connected upstream from the closed diesel particulate filter 12, the open particulate filter 14 adapted to filter particulate matter from exhaust gases prior to channeling...

ABSTRACT A high pressure fuel pump 10 is described. The high pressure fuel pump 10 comprises a pumping chamber, and at least one outlet 12 in flow communication with the pumping chamber. At least one connector 14 is coupled to the at least one outlet 12, the at least one connector 14 supplies fuel delivered by the ...

ABSTRACT The invention discloses a method of cleaning a filter 30 in a water purifier 100. The water purifier 100 comprises an accumulator 40 between the filter 30 and a purifier-water delivery valve 50. The purified-water delivery valve 50 is closed when the pressure difference across the filter 30 is more than a ...

A method of operating a refrigerant recovery and recharge device is disclosed. The method comprises the following steps: determining the specific pulse width for recharging oil from the refrigerant recovery and recharge device to a refrigeration equipment; determining the number of pulses of constant specific pulse ...

Disclosed herein is an intake valve 100 for an internal combustion engine 102. The intake valve 100 located on the cylinder head 104 of the internal combustion engine 102. A fuel injector 106 located within the intake valve 100. The fuel injector 106 is adapted to be operated in dependence of the movement of the int...

The water purifier 100 comprises a housing 102, to house plurality of purifying components. The purifying components comprise at least two filters namely a first filter 108 and a second filter 110. The first filter 108 receives raw water from an inlet 104 and filters some contamination and delivers the water to seco...

A method and a device for enabling speed limit in a vehicle is disclosed. The speed limiter device is plugged into the ECU directly or into an OBD (on-board diagnostics port) near the dashboard. Upon plugging in the speed limiter device, an electrical circuit which is a part of the ECU is altered, leading to a chang...

Disclosed herein is an actuation mechanism 100 for controlling air distribution in an internal combustion engine 101 through a flow control valve 102, comprising, and a drive member 104 mounted on a cam shaft 106 of said internal combustion engine 101. A driven member 108 is attached to the flow control valve 102 an...

An exhaust gas recirculation valve and system are disclosed. The valve 10 comprises an inlet 12, an outlet 14 and a valve element 16. In dependence of the movement of the valve one end of the valve element 16 allows fluid communication between inlet 12 and the outlet 14. Valve 10 comprises a diaphragm 18, a valve gu...

ABSTRACT An injector drive circuit for a gaseous fuel injection control in a dual fuel vehicle comprises a microcontroller (12) connected to an input pin of a tri-state buffer (14), a microcontroller-monitoring module (16) connected to an enable pin of the tri-state buffer (14) and an injector drive switch connec...

The invention proposes a fuel supply arrangement for an internal combustion engine. The fuel supply arrangement comprises an ignition switch 10, power supply lines 12 and 14, an electric feed pump 16 supplying fuel to a high pressure pump. The electric feed pump 16 when provided with electric power draws fuel from t...

A high pressure pump for pumping fluid, especially for fuel injection system of internal combustion engines, is disclosed. The pump comprises a housing (105) accommodating an axial bore (140) with a plunger (110) reciprocating inside it. The axial bore is in flow communication with a feed space (140). An inlet valve...

A device 100 to detect a low rail pressure during starting of an engine in a vehicle. Determining means 102 determines working of rail pressure sensor 104. If sensor 104 is working, pressure measured by sensor 104 is compared with a first predefined value. Ecu 118 will indicate a low rail pressure if the measured ra...

A supercharger for a single cylinder engine is disclosed. The supercharger 10 comprises a housing 12, a central shaft 14 located in the housing 12 extending the length of the housing 12, at least one rotor blade 16 mounted on the central shaft 14 and a gear mounted on the central shaft 14. The supercharger also has ...

ABSTRACT A fuel filter is disclosed. The fuel filter comprises a filter body, filter element located in the filter body, a cap located in the filter body such as to hold the filter element in position and a cover plate adapted to be placed over the cap, at least a part of the cover plate in contact with the cap. Th...

A refrigerant recovery and recharge device and a method to recharge oil to a refrigeration equipment is disclosed. The refrigerant recovery and recharge device comprises a valve block which is adapted to establish fluid communication between the device and a refrigeration equipment and a recharge path adapted to rec...

The present invention discloses a method for diagnosing a metering unit (12) of a common rail fuel injection system. The duty cycle of the metering unit can be varied by varying the current supplied to the metering unit. When the current supplied to the metering unit is increased the metering unit gets closed progre...

A method of controlling exhaust gas flow rate, in real time, in an exhaust gas recirculation (EGR) system is disclosed. The method includes recording exhaust gas flow rate for a plurality of engine operating conditions, retrieving desired exhaust gas flow rate, that corresponds to a real time engine operating condit...

An inlet valve (100) for a high pressure pump (300) in a fuel injection system is disclosed. The inlet valve (100) comprises a housing (12), a valve seat (18), a valve pin (20) seated on the valve seat (18). The valve pin (20) comprising a valve pin head (22), a valve pin neck (24) and a hollow valve pin body (26). ...

A high pressure fuel pump 10 is described. The high pressure fuel pump 10 comprises a housing 12, a cylinder head 14 located on the housing 12, and a plunger 16 located within the housing 12 and adapted to reciprocate within a bore defined within the cylinder head 14. An annular space 18 is defined between the cylin...

A filter device 1000 for a fuel supply system of an internal combustion engine of a vehicle is disclosed. The filter device 1000 comprises a housing 100 and a cap 200 fitted on the housing 100; the cap 200 comprising an inlet 201 and an outlet 202; a filter element located in the housing 100 to define a dirt side an...

The various embodiments of the present disclosure provide a supercharger 100 comprising a housing 102 with an inlet 106 and an outlet 104 for the passage of a fluid. At least two shafts 116, 110 are located within the housing 102. The supercharger 100 also comprises at least one rotor 120, 108 mounted to an end of e...

A device for exhaust gas recirculation in a naturally aspirated internal combustion (IC) engine and a valve is disclosed. The device comprises a valve comprising a flap located in proximity of the junction of an EGR path and an intake path of the naturally aspirated IC engine. The flap extends into the intake path s...

A valve 10 and a exhaust gas recirculation device 34 for naturally aspirated internal combustion engine 12 is disclosed. The valve 10 is located in proximity of the junction of an intake path 14 and an EGR path 16 of the naturally aspirated internal combustion engine 12. The valve 10 comprises a housing 18 having an...

The present invention relates to a fuel injection tinning and quantity control device for single cylinder engine vehicles. The device comprises of a fuel tank, a electric feed pump, a mechanical injector, a single plunger pump, a high pressure pump, a pressure sensor, a solenoid valve and a control unit. The method ...

Figure 1 illustrates a pressure control valve 10 of a common rail system in accordance with this disclosure. The pressure control valve 10 comprises a housing 14 having an inlet 12 and an outlet 30. The pressure control valve 10 comprises a moving plate 32 placed in proximity of the inlet 12 of the housing 14 and a ...

The invention proposes a high pressure fuel pump (100) for delivering fuel under high pressure for an internai combustion engine. The high pressure fuel pump comprising a piston (103), the piston (103) reciprocating in a cylinder bore (104), a pump chamber (110) to pressurize the fuel, an inlet (106) to receive fuel...

A vane assembly for a rotor is disclosed. The vane assembly is located along the diameter of the rotor. The vane assembly comprises at least a first blade, a second blade and a flexible component. The flexible component is integrated in between the first blade and said second blade. The vane assembly is made of poly...

A fuel injection pump 10 to supply fuel into an engine comprising a plunger 12 adapted to move reciprocally within a barrel 14 to suck said fuel through an inlet 22 and expel said fuel through an outlet 23. The fuel injection pump 10 also comprises a groove 20 on a plunger head 21 of the plunger12. A slope of the gr...

The present invention relates to a method of controlling a gravity-fed electronic fuel injection system (200) for an internal combustion engine (628). The method includes the steps of determining engine speed and load requirements, ascertaining current phase in a four stroke cycle of combustion of the internal combu...

ABSTRACT A multistage fuel filter assembly in a vehicle is disclosed. The multistage fuel filter assembly comprises a housing (12), a top cap (18) and a base cap (20). The multistage fuel filter assembly is further characterized by a first filter element (22) enclosed within the housing (12) and comprising a firs...

An electronic control unit (ECU) for controlling fuel injection quantity at full load in a single cylinder engine is disclosed. The ECU determines an estimated fuel quantity for an engine speed. The ECU receives an engine speed of a vehicle in time domain from an engine speed sensor; transforms the engine speed in t...

A fuel injector 10 is described. The fuel injector 10 comprises a nozzle body 12 and a nozzle needle 14 positioned within the nozzle body 12. A spring module 16 is positioned adjacent the nozzle body 12, the spring module 16 adapted to house a spring 18 therein. A pilot injection module 20 is positioned against the ...

A method for controlling a gravity-fed electronic fuel injection system is disclosed. The method includes the steps of operating the at least one fuel injector at a predetermined frequency. The frequency of operation of the at least one fuel injector is independent to the engine speed. The method further includes th...

A method and apparatus for controlling exhaust emission in a motor vehicle is disclosed.The motor vehicle comprises a catalyst (12) in its exhaust path (14) for reacting with an exhaust gas emitted from an internal combustion engine (16). The method involves retrieving a control pattern corresponding to purging and ...

A high pressure fuel pump 10 is described. The high pressure fuel pump 10 comprises a pump body 12. A groove 18 is defined axially between a first portion 20 of the pump body 12 and a second portion 22 of the pump body 12, the groove (18) facilitates preventing radial forces acting on the first portion 20 of the pum...

An overflow valve (100) in a fuel control unit is disclosed. The overflow valve (100) includes a valve member (110) and a return line connector (120). The overflow valve (100) also includes a bush (210) adapted to house the valve member (110). The overflow valve (100) further includes a spring (220) having a first e...

A fuel injection pump (300) is disclosed. The fuel injection pump (300) includes a pumping unit (302a) for pressurizing fuel. The pumping unit (302a) comprising a plunger (220) a delivery valve pin (214), and characterized in that, a barrel unit (402) receives the plunger (220), the barrel unit (402) comprises a fir...

A fuel pump is disclosed. The fuel pump comprises a plunger with a vertical groove extending from head of the plunger and in communication with a helix in the plunger. The fuel pump is also characterized by a circular groove provided along circumference, of the head, of the plunger. The circular groove is adapted to...

A fuel injection pump 100 is disclosed. The fuel injection pump 100 of the current invention comprises a housing 105; a suction valve 101 comprising a suction valve bore 106; an outlet valve 102 comprising an outlet valve bore 107; the housing 105 comprising the suction valve 101 in fluid communication with an inlet...

A transmission system for a vehicle is disclosed. The transmission system comprises a planetary gear arrangement (10) coupled between a crank shaft and a transmission shaft (22). The planetary gear arrangement (10) comprises an inner sun gear (12), an outer ring gear (18) and at least two planetary gears (14a) & (14...

Thus the invention proposes a simple method to detect a malfunction in A fuel supply System. The fuel supply 10 system comprises a fuel tank (12) to store fuel; a feed pump (14) to draw fuel from the fuel tank (12); a filter (16) to receive the fuel from the feed pump (14) and filtering the fuel passing through the ...

The invention discloses a device and a method for a water purification. The water purification device 10 comprises a filter 12 connected to a raw water feed line 14. At least one Reverse Osmosis (RO) membrane 16 is connected between outlet of the filter 12 and an inlet of a storage tank 18. A total dissolved solids ...

The invention relates to a test system to test and calibrate an internal combustion engine in a vehicle. The test system comprises a tester, an oxygen sensing means which can be removably placed in an exhaust path of the internal combustion engine. The tester receives the data regarding the oxygen content in exhaust...

Disclosed herein is a fuel injection pump, the fuel injection pump comprises a piston and housing. The housing has an inlet and accommodates the piston. The fuel injection pump is characterized in that a circumferential groove 108 is provided at the inner diameter of the housing 104 at the region where the inlet 106...

A method for estimating an NOx value (27) in an IC engine of a vehicle, said method comprising the steps : determining (S1) an engine speed (11), determining (S2) an amount of fuel injection (13), determining (S3) NOx base value (16) dependent on said determined engine speed (11) and amount of fuel injection (13), e...

A controller 102 and a method to operate a Continuously Variable Transmission (CVT) of a vehicle on a gradient is provided. The controller 102 is adapted to determine a gradient of a driving surface 402 based on signals received from at least one of a sensor 110 and a combination of said engine speed, a vehicle spee...

A device 16 to control an operation of an engine of a vehicle is disclosed in the invention. The device 16 adapted to receive vehicle speed from a vehicle speed sensor 12 of the vehicle 10 and a gear position from a gear position sensor14 of the vehicle10.An electronic control unit 26 adapted to select a gear curve ...

The various embodiments of the present disclosure provide an electronic control module (ECM) 110 to operate a clutch 116 in a semi-automatic transmission. The ECM 110 is adapted to receive at least one input signal 108 related to position of a gear lever 104 and generates an corresponding offset signal 306. The ECM ...

A starter for a vehicle and a method to providing thermal protection to the starter is disclosed. The starter comprises at least one brush holder assembly. The brush holder assembly comprises at least two brushes and a wire adapted to connect the at least two brushes to a power source. The starter is characterized b...

Disclosed herein is a fuel feed pump 100 in a fuel injection system, the fuel feed pump 100 is located downstream from a fuel tank 102 and upstream from a high pressure pump 104. At least one outlet 106 of the fuel feed pump 100 is in flow communication with a dosing injector 108, the dosing injector 108 is located ...

The present invention discloses a fuel injection pump 101. The fuel injection pump 101 comprises a pump housing 102 having at least one inlet 103 and at least one outlet 104 and a plunger 105 adapted to reciprocate in the pump housing 102 by means of a roller tappet 106 and a cam 107. The plunger 105 is guided by a ...

DISCLOSED HEREIN IS AN AIR CHARGING DEVICE 100, COMPRISING AT LEAST A HOUSING (102) WITH AN INLET (104) AND AN OUTLET (106). A PART OF THE DRIVE SHAFT (108) IS LOCATED WITHIN THE HOUSING (102). A FIRST RING MEMBER (110) IS MOUNTED ON THE DRIVE SHAFT (108), AND A SECOND RING MEMBER (112) IS MOUNTED ON SAID FIRST RING...

A method for operating a fuel injection system 1 comprising a fuel injector 10, and a pressure sensor 20 integrated with the fuel injector 10, and an engine control unit connected to the pressure sensor 20 and to the fuel injector 10 is described. The method comprises determining a first average pressure over a firs...

A method of reducing smoke emission in a diesel engine is disclosed. The method includes retrieving a lambda value that corresponds to an engine operating condition. The method is further characterized by altering the lambda value such that altered lambda value maintains smoke emission within a smoke limit value and...

A timing device for a starter and a method to determine starter operation is disclosed. The timing device comprises capacitive circuit and a controller. The capacitive circuit is adapted to store voltage during cranking of an engine. The capacitive circuit is adapted to discharge the stored voltage if engine does no...

An arrangement to determine a clogged area in a fuel filter 18 is disclosed. The arrangement comprises a first sensor 16(a) located in an inlet 20 of the fuel filter 18. The first sensor 16(a) generates a first output upon detecting at least one particle in a fuel flowing into the fuel filter 18. The arrangement a s...

An exhaust path (105) in which a catalytic converter (110) is disposed in said exhaust path (105) is disclosed. The exhaust path (105) is characterized by a bypass path (115) comprising an inlet and an outlet. The exhaust path (105) is also characterized by a flap (120) located at the inlet of the bypass path (115),...

The invention discloses a throttle body for controlling air flow to an engine and a method to manufacture the same. The throttle body has an encoded data matrix (M) corresponding to its air flow characteristics inscribed on the throttle body. This encoded data matrix is machine readable. Actual air flow characterist...

This invention relates to a method and a device to run a vehicle in limp home mode when crank shaft sensor fails and the crank shaft sensor is not present in the vehicle. The device is the engine control unit (ECU) 10. The ECU comprises a means 29 to receive a fuel pressure signal 32 and a means 34 to detect peaks i...

The invention discloses a two stroke crank case scavenged internal combustion engine 10 wherein the piston and the bearings do not need any lubrication. The internal combustion engine 10 comprises a crankcase 12; a crank shaft 18 partly enclosed in the crankcase 12; a cylinder 14; a piston 16 reciprocally moving in ...

A governor for inline fuel injection pump is disclosed. The governor includes a guide bushing comprising a first portion (115a) and a second portion (115b). The first portion (115a) and the second portion (115b) are connected to each other through a spring and retainer assembly (120). The governor also includes a li...

A method of determining speed of an internal combustion engine is disclosed. The method comprises the following steps: receiving signals from a engine speed sensor assembly associated with a crank wheel of the internal combustion engine represented as step 12 in the flow chart; recording in an electronic control uni...

Applicant's Name: 1. BOSCH LIMITED 2. Robert Bosch GmbH. Title: A DEVICE FOR DOSING LIQUID ABSTRACT: The proposed invention discloses a device for dosing liquids using water hammer effect. The device comprises a pump (12) driven by a motor (10) to pump the liquid. A motion converter (18) converts the rotary mot...

A device 100 to determine a state of a state of Diesel Exhaust Fluid (DEF) in a DEF tank of a vehicle is disclosed. The device 100 comprises a DEF level sensor 101 to determine a DEF level in the DEF tank; a sloshing detection means 102 to detect a sloshing phenomenon of the DEF based on the determined DEF level; an...

A device and method for detecting gear position is disclosed. The device for detecting gear position comprises an engine speed sensor and a means to detect a trigger for change in the gear position. A processing means is adapted to receive the engine speed and the trigger for change in the gear position and the engi...

A fuel pump is disclosed. The fuel pump includes a pumping chamber (105) comprising an inlet (110) and an outlet (115). The pumping chamber (105) is characterized by a conical cavity (120) at the outlet (115) and is adapted to accommodate a valve member (125) for preventing and enabling fluid communication between s...

The fuel injection pump (10) in accordance with this invention comprises a housing (12) with a barrel (14). The barrel (14) has one or more passages. One or more locking elements (26) are inserted into the passages to prevent the rotation of the barrel (14). The locking element (26) may be detachedly inserted into t...

An electronic circuit unit (ECU) (101) to determine an engine stroke of an internal combustion engine is disclosed. The ECU (101) is adapted to identify a falling edge pulse of at least one missing tooth of a tone wheel (103) and a rising edge pulse of the missing tooth of the tone wheel (103) based on an output fro...

A diesel oxidation catalyst 10 in an exhaust gas after treatment device 20 in a vehicle, the diesel oxidation catalyst 10 comprises at least two sections (12, 14) adapted to oxidize a plurality of diesel particles. The at least two sections (12, 14) are connected upstream of the diesel particulate filter 22. One sec...

A fuel supply device 10 for an internal combustion engine is disclosed. The fuel supply device 10 for an internal combustion engine comprises a fuel distributor block 12 and a mounting block 14. The fuel distributor block 12 comprises a fuel receiving end 16 adapted to receive fuel from a fuel pump. The fuel receivi...

A metering unit and a fuel injection system is disclosed. The metering unit 10 for a fuel injection system comprises a housing 12 comprising a bore 14 and a circumferential groove 15 in fluid communication with said bore 14 and a piston 16 adapted to reciprocate in the bore 14. At least a portion of the piston 16 is...

The present invention discloses a device (10) for starting an engine (12). The device comprises a sensor (14) for detecting position of a throttle valve (16) in the air intake path (18) of the engine (12). A control unit (20) is adapted to receive the throttle position data from said sensor (14). A starter motor (22...

A thermally-sensitive device (10) for controlling air-flow rate to an internal combustion engine of motor vehicle is disclosed. The device (10) comprises a housing (12) with a front plate (13) and a piston (14). The piston (14) has a continuous bore (16) extending from its head (18) till an end (20) of a piston rod ...

The invention relates to a controller (10) to control an exhaust gas recirculation (EGR) system (11). The controller (10) comprises a detection means (12) and a timer means (14). The detection means (12) detects the demand for acceleration of the vehicle and closes the EGR valve (24), thereby stopping the exhaust ga...

The invention is related to a packaging machine where a friction belts need to be in contact with a forming tube to form bags. The invention discloses a spring loaded sliding plate assembly. The spring loaded sliding plate assembly comprises a pair of sliding plates 202 coupled to a block 300 and supported by a pair...

An assembly 100 of the auxiliary actuator 110 to assist a mechanically actuated Continuously Variable Transmission (CVT) is provided. The assembly 100 comprises, a connecting pin 118 coupled to the movable sheave 104 of the driving pulley 103. The connecting pin 118 comprises a tapered end protruding out of the driv...

A device 100 to limit a speed of a vehicle is disclosed. A clutch state sensor 101 checks a state of a clutch.A first calculating means 104 calculates a rate of change of an accelerator pedal 102 and an accelerator pedal percentage, if the state of the clutch is not in a pressed state. The second calculating means 1...

The invention proposes a test setup to test a pump 20 to detect the leakage of the fluid in the pump body 39. The test setup comprises a fluid inlet line 12, a fluid return line 14 and a controller 16. One end of the fluid inlet line is connected to a feed pump 13, which pumps the fluid from tank 18 storing the flui...

Applicant's Name: 1. BOSCH LIMITED 2. Robert Bosch GmbH. Title: A DEVICE FOR CONTROLLING SUPPLY PRESSURE FOR DOSING A LIQUID ABSTRACT: The present invention discloses a device for dosing liquids. The device comprises a pump (12) driven by a motor (10) to pump (12) the liquid from a liquid storage tank to a firs...

Disclosed herein a supercharger 100, comprising at least a housing 102 defining a pumping chamber 103 and an oil chamber 104 is attached to the pumping chamber 103. The pumping chamber (103) and the oil chamber (104) being isolated from each other in a manner such that oil from the oil chamber does not enter the pum...

A method for operating a fuel injection system 1 comprising a fuel injector 10, and a pressure sensor 20 integrated with the fuel injector 10, and an engine control unit connected to the pressure sensor 20 and to the fuel injector 10 is described. The method comprises determining a first time by the engine control u...

A torque limiting clutch 100 comprises a casing 101, an inner ring 102 and an outer ring 103 and one or more rollers 104. The inner ring 102 and the outer ring 103 are located within the casing 101. The outer ring 103 is spaced radially apart from the inner ring 102. The rollers 104 are adapted to slide within a spa...

The invention relates to a canister purge system for purging fuel vapors in a carburetor based internal combustion engine. The said canister purge system comprises a canister (14) to collect the fuel vapors coming from a fuel tank (24); a control unit (10) to read an engine temperature (40) and an engine RPM (42); a...

A Fuel injection pump for pumping fluid into an internal combustion engine (ICE) comprising, a cam plate in connection with a barrel, a plunger in a reciprocating motion within the barrel and in correlation with said cam plate, such that, the cam plate being integrated with the plunger, a solenoid valve in connectio...

The invention relates to a device and a method for enhanced starting of an internal combustion engine. The device comprises an Engine Control Unit (ECU) controlling the internal combustion engine. The proposed method injects fuel into the intake manifold of the engine, for every alternate crank shaft reference posit...

The invention relates to an exhaust gas treatment system. The exhaust gas treatment system (10) uses the natural urea to reduce the harmful gases from the exhaust gases. The natural urea is the urine from any herbivorous animal. The exhaust gas treatment system (10) comprises an inlet (12) to receive exhaust gases, ...

The invention discloses a thermal protection assembly 10 for a starter motor 100. The thermal protection assembly10 comprises a thermal protection switch 30 having a polymeric sealing 40. The thermal protection switch 30 is mounted between a brush plate 20 and a commutator-end-shield 35 of the starter motor 100 such...

The invention relates discloses a device and method to detect the clogging of a fuel filter 12. An ECU (18) continuously monitors actual current drawn by an electric motor of a pump (12) which supplies fuel to the filter (14). The actual current drawn by the said electric motor is different when the fuel filter is n...

The invention proposes a sealing ring 18 for a starter motor 10. The starter motor 10 comprises an armature in a housing 12, a shaft 14, a pinion assembly 16 and a sealing ring 18. The pinion assembly 16 can be moved forward to engage a flywheel of a vehicle. Similarly the pinion assembly 16 can be retracted to dise...

The invention proposes a fan-pulley assembly which is easier to manufacture. A fan-pulley assembly 10 comprises a pulley part 12 and a fan part 14. The pulley part comprises a first half of the pulley; the fan part comprises a fan 18 and a second half 16 of the pulley. The fan part 14 and the pulley part 12 coupled ...

Shown in fig. 1 is the control mechanism to control the amount of fuel delivered by a high pressure pump 200 to an injector. The control mechanism comprises a plunger 101 movably placed in a bore 102, the bore 102 having a first side 103 and a second side 104, a fuel supply path 106 supplying fuel to the first side ...

The present invention discloses a device for supplying air to an engine. A throttle valve (12) is positioned in an air path (10) connecting the air inlet to the engine. A bypass path (14) connects one side of the throttle valve (12) to the other side of the throttle valve (12). The bypass path (14) is provided with ...

A fuel supply device for an internal combustion engine is disclosed. The fuel supply device comprises a fuel distributor block comprising a recess located at one end of the fuel distributor block, a first bore extending from base of said recess to a second end and a second bore perpendicular to said first bore and a...

A fuel supply device 10 is disclosed. A fuel supply device 10 for an internal combustion engine comprises a first fuel distributor block 12 and a second fuel distributor block 14. The first fuel distributor block 12 and the second fuel distributor block 14 are connected through a pipe 16. Figure 1 ...

The present invention discloses a device 100 for controlling the position of a throttle flap 101in the intake path 106 of an engine. The device 100 comprises an adjustable screw 102 mechanically linked to a throttle flap 101. The position of the screw 102 adapted to adjust the movement of the throttle flap 101. A se...

The invention relates to a method and a device to control an internal combustion engine. The invention discloses a device and a method to handle transient load in an internal combustion engine in such a way that the engine performance does not drop because of the transients in the load. The method comprises monitori...

A fuel injection pump 100 comprises housing 101. An inlet valve body 102 is located in the housing 101. A hollow passage 103 accommodates a plunger 104. One end of the hollow passage 103 opens into and interfaces with the inlet valve body 102. A step 105 is provided at the interface between one end of the hollow pas...

A method to determine position and for wear determination in a balanced variable vane pump is disclosed. A device for position determination and wear determination is also disclosed. The device comprises a controller, a motor driver and a current monitoring means. The current monitoring means is adapted to monitor c...

A method to initialize monitoring of an error in an exhaust gas recirculation (EGR) system is disclosed. The method includes monitoring an engine shut-off event, sensing an engine start event and initializing monitoring initializing monitoring of said error. Further, a method of monitoring an error in an exhaust gas...

A device and method for pressure based control for exhaust gas recirculation is disclosed. The device for controlling exhaust gas recirculation for an engine (100) comprises a first pressure sensor (101) measuring the engine intake air pressure, a second pressure sensor (102) measuring the engine exhaust pressure; a...

Disclosed herein is a fuel injection system. The fuel injection system comprises a high pressure pump 100 having an inlet port 102 and an outlet valve 104 and a metering unit 106 having an inlet 106 and an outlet 108. The fuel injection system is characterized in that the outlet 108 of the metering unit 106 is coupl...

An electronic control unit 10 to reduce a starting time of an engine 12 in a vehicle, the electronic control unit 10 comprises a calculating means 14 adapted to calculate an initial starting time period taken by the engine to reach a threshold speed. The electronic control unit 10 comprises dividing means 16 adapted...

Disclosed herein is a device to detect speed and position of an internal combustion engine. The device comprises a piston 100 and a crank shaft 102. A transmission mechanism 104 connects the crank shaft 102 and a cam shaft 106. The device is characterized in that a tone wheel 108 is mounted on the cam shaft 106 and ...

A fuel injection system for a dual fuel engine is disclosed. The fuel injection system comprises a fuel tank, pluralities of injectors and a fuel flow path. The fuel injection system is characterized by a low pressure feed pump located in the fuel flow path fluidly connecting the fuel tank and the pluralities of inj...

A governor for inline fuel injection pump is disclosed. The governor includes wedge (115) in contact with the connecting rod (110). The governor also includes a beam (120) adapted to slide along an inclined portion of the wedge (115). The governor further includes a guide element (125) comprising a guide rail (130)....

A method of opening of a clutch 18 in an electronic clutch system 10 is disclosed. The electronic clutch system 10comprises an electronic control unit 14 to determine a rate of change of a gear lever 12 position from an initial position 22 to an intermediated position. The electronic control unit 14 determines a dif...

Disclosed herein is an exhaust charging pump 100 for an exhaust gas recirculation (EGR) comprising at least a first inlet 102 and a second inlet 104, and at least one outlet 106. The first inlet 102 is in flow communication with exhaust from a first path 108 of the EGR system, and the second inlet 104 is in flow com...

A method for determining a position of a pressure limiter valve 52 is described. The method comprises coupling a rail pressure sensor 14 to an engine control unit 12, coupling an engine speed sensor to the engine control unit 12, receiving an electronic signal by the engine control unit 12 from the rail pressure sen...

A driving mechanism 10 for a high pressure pump is described. The driving mechanism 10 drives a rollet tappet 24 of the high pressure pump. The driving mechanism 10 comprises a variable geometry cam 14, the variable geometry cam 14 extending axially from a first end 15 to a second end 17, wherein the first end 15 ha...

A fuel injection system 10 is described. The fuel injection system 10 comprises at least ‘n’ fuel injectors, ‘n’ being the number of fuel injectors in the fuel injection system 10. (n-1) pipes are coupled between (n-1) fuel injectors of the ‘n’ fuel injectors and a high pressure fuel source 12. An nth pipe 14 is cou...

Disclosed herein is an inlet connector 102 for a fuel injection pump (100). The inlet connector 102 is in flow communication with a fuel tank and an inlet of the fuel injection pump (100). The inlet connector 102 is characterized in having a damping element 104 with a filter. The damping element 104 has a cross-sect...

An apparatus for withdrawing vapor from an internal combustion engine (10) is disclosed. The apparatus comprises a vapor duct (60) comprising an upstream end (65) and a downstream end (70), the upstream end (65) in fluid communication with an outlet of said internal combustion engine (27), the downstream end (70) in...

The invention proposes a method to optimize the timing of the post injections in an internal combustion engine, so that there is sufficient time for the charging of the required capacitors in the power supply module for the injectors. The method comprises determining the end of main injection; computing cylinder hea...

A fuel metering unit in a fuel injection system and a method of operating is disclosure. The fuel metering unit 10 is adapted to receive fuel from a feed pump 14 and supply fuel to a high pressure pump 16. The fuel metering unit 10 comprises an inlet 18 adapted to receive fuel from said feed pump 14, an outlet 20 ad...

An assembly (100) for determining position of a gear shift lever (101) in a vehicle is disclosed. The assembly (100) comprises a magnet (102) fitted near the base of said gear shift lever (101); a non contact magnetic sensor (103) positioned in proximity of said magnet (102) near the base of said gear shift lever (1...

A fuel injection system and a method of operating the fuel injection system is disclosed. The fuel injection system 10 for a single cylinder engine comprises a mechanically controlled high pressure pump 12, a common rail injector 14 and an electronic control unit 18 adapted to control operation of the common rail in...

A method of determining pressure of a gaseous fuel in a fuel rail (16) of a vehicle is disclosed. The method comprises determining at least one of real time fuel injection duration based on driver demand (105), computing mass flow rate of the gaseous fuel based on the real time fuel injection duration and a fuel-cyl...

A supercharger for a single cylinder engine is disclosed. The supercharger comprises a housing 12, a central shaft 14 located in the housing 12 extending the length of the housing 12, at least one rotor blade 16 mounted on the central shaft 14 and a gear 18 mounted on the central shaft 14. The supercharger is charac...

An electronic control unit 10 to operate a common rail system 12 of a vehicle in a limp home mode is disclosed. The electronic control unit 10 determines an error. The electronic control unit 10 activates the limp home mode when the error is determined. The electronic control unit 10 counts a number of limp home eve...

Disclosed herein is a delivery valve holder 100 for a fuel injection pump, having a flow passage accommodating at least a delivery valve body 102, a delivery valve pin (104), and a first spring (106) abutting said delivery valve pin 104. The delivery valve holder 100 is characterized in having a flow control member ...

The various embodiments of the present disclosure provide an Electronic Control Module (ECM) 100 for a transmission 104 of a vehicle. The ECM 100 is adapted to define a zone of confidence 222 around an End of Line (EOL) position coordinates 220 of at least one gear of the transmission 104, determine current position...

Disclosed herein is a supercharger (106) for an internal combustion engine (100). The supercharger is characterized in having at least a first lobe (105) mounted on a cam shaft (103) of the internal combustion engine (100) and a drive gear (104) mounted on a cam shaft (103) of the internal combustion engine (100).Th...

The double acting pump 10 comprises a first chamber 12 located at one end of the pump 10 and a second chamber 22 located at other end of the pump 10. The double acting pump 10 comprises a plunger 32, at least a part of the plunger 32 reciprocating in the first chamber 12 and the second chamber 22. The double acting ...

An exhaust gas recirculation (EGR) system for a vehicle is disclosed. The EGR system comprises a valve body (205). The EGR system is characterized by a linkage assembly (130) in contact with an accelerator pedal (110), a control lever throttle (170) and a rack (140) that is in contact with the EGR valve (105). The l...

The various embodiment of the present disclosure provide an electric drive and assist assembly 100 for a vehicle which already comprises an Internal Combustion Engine (ICE)/ engine 102, a transmission 108 and a final drive unit 124. The transmission 108 is coupled to the engine 102 and the final drive unit 124 by a ...

An exhaust charging pump 10 is described. The exhaust charging pump 10 comprises a housing 12, characterized in that a first part 14 of the housing 12, and a second part 16 of the housing 12. A flexible member 18 is coupled circumferentially between the first part 14 of the housing 12 and the second part 16 of the h...

An electronic control unit (ECU) for an exhaust gas recirculation (EGR) control for an engine is disclosed. The ECU is adapted to determine an estimated fuel quantity for an engine speed. The ECU receives an engine speed of a vehicle; transforms the engine speed to a frequency domain data; compensates for a pluralit...

A storage tank 20 for an exhaust gas system 10 is described. The storage tank 20 comprises an inlet 22 of the storage tank 20 in flow communication with an exhaust gas path 24. The inlet 22 channels exhaust gas into the storage tank 20 via a fluid inlet valve 23. An outlet pipe 26 of the storage tank 20 is in flow c...

A front drive unit 100 comprises an engine 102 and electrical machine 114 with rotor shaft 112. The front drive unit 100 is characterized by an epicyclic gear assembly 110 and a drive gear 1110. The epicyclic gear assembly 110 couples the electrical machine 114 to the differential 108 and comprises a sun gear 1102, ...

A fuel tank 100 of the vehicle, comprises at least one partition 104 dividing the fuel tank 100 to a first chamber 106 to store and provide fuel to an engine of the vehicle and a second chamber 108 to store a battery 110. The first chamber 106 and the second chamber 108 are accessed from at least one lid such as a f...

Disclosed herein is a method for detecting clogging in a filter of a pressure control valve in a common rail, the common rail located upstream to an engine and comprises at least a pressure sensor. The method comprises detecting 100 the pressure of fuel in said common rail by the pressure sensor, comparing 102 by a ...

Disclosed herein is fuel is a fuel distributor block 100. The fuel distributor block 100 is located upstream to an engine 102 and comprises at least a central casing 104 adapted to receive fuel from a fuel injection pump 106 and at least a first flow path 108 a second flow path 110, a third flow path 112 and a fourt...

An overflow valve 10 of a fuel control unit 12 is described. The overflow valve 10 comprises a housing 14, the housing 14 having an inlet and an outlet. A screw plug 16 is positioned within the housing 14. A spring 18 is positioned within the housing 14, a first end of the spring 18 positioned against the screw plug...

Disclosed herein is a supercharger 100 that is located upstream to an engine 102, a first flow path 104 from the supercharger 100 is in flow communication with engine 102. The supercharger 100 is characterized in comprising a second flow path 106 from the supercharger 100 in flow communication with a dosing injector...

A supercharger 10 with improved volumetric efficiency is disclosed. The supercharger 10 has a first rotor 105 and a second rotor 110 arranged to be rotating in a first chamber 115 and a second chamber 120. The supercharger 10 also comprises an outlet port 125 and a rib 130 disposed in the outlet port 125, wherein th...

A governor 100 for a high pressure fuel pump is described. The governor 100 comprising at least a tension lever 175 and a housing 106b in contact with the tension lever 175 at one end, the housing 106b secured to a housing 107 of the governor 100. A reciprocating member 190 is connected to the governor 100 by means ...

A high pressure fuel pump 10 is described. The high pressure fuel pump 10 comprises a housing 12 and a cam chamber 14 adapted to house a cam 16. A roller tappet 18 is positioned against the cam 16. At least one fuel inlet path 20 is in flow communication between an outer portion 22 of the housing 12 and the cam cham...

A CAMSHAFT LOCK ASSEMBLY FOR A FUEL INJECTION PUMP. The present invention provides a camshaft lock assembly 100 for a fuel injection pump, according to an embodiment of the present invention. The camshaft lock assembly 100 comprises a flyweight link 102 mounted to the camshaft 104, and a plug 106 to lock the moveme...

The invention is related to high pressure fuel pumps. The high pressure pump 100 is a radial piston pump for high pressure fuel delivery to fuel injection system of an internal combustion engine. The pump includes a housing 102, in which a drive shaft 104, which has an eccentric shaft section 106, is rotatably suppo...

A FUEL INJECTOR.Disclosed herein is a fuel injector 100. The fuel injector 100 comprises at least a body (102), a valve piston (104) adapted to reciprocate within the body (102), and a first flow path (106) located in the body (102). A second flow path (108) connects a fuel inlet line to the control chamber (107), a...

The invention discloses an adaptor 100 to assist in regulating lubricating oil in a fuel injection system. The adaptor 100 comprises a first surface 102, a second surface 104 and a cylindrical body 106. The first surface 102 of the adaptor 100 is connectable to an engine block and the second surface 104 is connectab...

A HIGH PRESSURE FUEL PUMP. A high-pressure fuel pump 10 is described. The high pressure fuel pump 10 comprises a housing 12 and a pumping chamber 14 defined within the housing 12. A first opening 16 and a second opening 18 is defined through the housing 12, the first opening 16 having a smaller diameter than the sec...

Disclosed herein is a fuel injection pump 100, comprising an inlet port 102, the inlet port 102 opens into a first flow path 104 and a second flow path 106. The first flow path 104 delivers fuel to a pressurizing chamber 108 and the second flow path 106 is in flow communication with a sealing ring chamber 110. A val...

Disclosed herein is a fuel injection system 100. The system comprises at least a fuel tank 102, a feed pump 104 located downstream to the fuel tank 102. A high pressure pump 106 is located downstream to the feed pump 104 and adapted to supply fuel to anyone of rail 107 and an injector 108 via a first flow path 109. ...

A glow plug 10 in a vehicle is disclosed. The glow plug 10 comprises a housing 12 enclosing a terminal stud 14 and a washer 16 mounted on the terminal stud 14. An inner surface 15 of the washer 16 being frusto-conical to accommodate the terminal stud 14.

A method for determining failure of a component of a high pressure fuel pump 8 by an engine control unit 10 is described. The method comprises receiving a vibration signal from at least one accelerometer 12 that is positioned on the component of the high pressure fuel pump 8 by the engine control unit 10 and perform...

A sealing assembly 10 for sealing a fuel injector is described. The sealing assembly 10 comprises a capsule 12 for storing a fuel injector, the capsule 12 comprising an outer surface and an inner surface. A sleeve 14 is integrally formed within the inner surface of the capsule 12, wherein the sleeve 14 comprises a p...

A ride pattern based idle start-stop system 100 for vehicle is disclosed. The system 100 comprises a controller 110, characterized in that, the controller 110 adapted to periodically determine, using a signal from a speed sensor 102, a maximum speed of the vehicle in a predefined time duration, and periodically dete...

The housing module 100 comprises an enclosure 102 comprising at least one storage space accessible from one side, characterized by, at least one snap tensioner 110 mounted to at least two inner surfaces 120 of the enclosure 102 in an operative configuration, and at least one stopper 114 mounted in the enclosure 102....

The present disclosure proposes a selective catalytic reduction (SCR) system for a vehicle. The SCR system (100) comprises a diesel exhaust fluid (DEF) tank having a reservoir (102) leading to an inlet (103), a directional control valve (104), a container (106), a sensor (107), an Electronic control unit (ECU (105))...

The rolling chassis 100 comprises a front module 110, a rear module 130 and an intermediate module 120. A drive motor (not shown) mountable in any one of the front module 110 and the rear module 130 to provide any one of a front wheel drive configuration and a rear wheel drive configuration, and plurality of battery...

A high pressure fuel pump 10 is described. The high pressure fuel pump 10 comprises a housing 12, and a control rod 14 positioned within the housing 12, the control rod 14 adapted to reciprocate within the housing 12 to facilitate varying a quantity of pressurized fuel delivered by the high pressure fuel pump 10. A ...

AN OVERFLOW VALVE FOR A HIGH PRESSURE FUEL PUMP An overflow valve 10 for a high pressure fuel pump is described. The overflow valve 10 comprises a valve body 12 and a cap 14 adapted to be secured to the valve body 12. A memory spring 16 is positioned within the valve body 12, a first end of the memory spring 16 in ...

Disclosed herein is a method of controlling fuel injection quantity in a fuel injection system, said fuel injection system comprising a low pressure circuit, and a high pressure circuit. The method comprises receiving 100 by a control unit density of fuel from the density sensor, determining (102), by the control un...

The various embodiments herein provide a control unit 130 and method to detect status of a manual Shut-Off Valve (SOV) 104 in a gaseous fuel supply system 100. The control unit 130 is adapted to measure a current pressure of the HP line 110 during ignition ON condition of the vehicle. The control unit 130 compares t...

Disclosed herein is a spark plug 100 for an engine, the spark plug 100 is adapted to be located onto the head of the engine and comprises at least an electrode 102 that is housed within an insulator 104. The insulator 104 is enclosed within a shell 106. The shell 106 is adapted to comprise threads of varying length,...

The invention here relates to a common rail fuel injection system 100 comprising a filter 101 having an inlet 101a and an outlet 101b and at least one pump 103. An inlet 101a of filter is connected to a fuel tank 102. The pump 103 is connected to the outlet 101b of the filter 101. The common rail fuel injection syst...

The invention relates to an exhaust gas treatment system 100 comprising an exhaust pipe 101 in fluid communication with an engine 101a. The system 100 comprises a diesel oxidation catalyst converter 102 comprising an inlet 102a and an outlet 102b and the inlet 102a is connected to the exhaust pipe 101. The exhaust g...

A back leak connector 10 for a fuel injector is described. The back leak connector 10 comprises a fuel injector body 12 comprising a U-shaped cavity 14 and a notched portion 16 defined in the U-shaped cavity 14. The notched portion 16 has a first diameter at its top portion 18 and a second diameter at its bottom por...

A power collector unit 10 and a power feeder unit 200 is disclosed. The power feeder unit 200 comprises electric cables and a resilient member 225 based mechanism to keep the positive electric cable below the road 17. The power collector unit 10 comprises a magnet 30 around the first contact element 50 to pull up th...

A high pressure fuel pump 10 is described. The high pressure fuel pump 10 comprises a housing 12, and a control rod 14 positioned within the housing 12. The control rod 14 is adapted to reciprocate within the housing 12 to facilitate varying a quantity of pressurized fuel delivered by the high pressure fuel pump 10....

The present invention discloses a fuel filter (100) for a vehicle. The fuel filter (100) comprises a filter cover, a filter bowl (102), a filter cap (103) 10 and at least a filter element. The filter bowl (102) is affixed to the filter cover (101) in the operative configuration of the fuel filter (100). The filte...

A method to correct a pressure differential across a new diesel particulate filter is described. The method comprises sensing differential pressure of exhaust gas between an exhaust gas inlet pipe and an exhaust gas outlet pipe that are each secured to a diesel particulate filter, by a differential pressure sensor a...

The various embodiments herein provide a drive unit 100 for a vehicle. The electric drive unit 100 for a vehicle comprises two machines 114, namely a first motor-generator (M/G) 102 and a second M/G 104. The drive unit 100 is mounted to the wheel 106 of the vehicle. The first M/G 102 is of a power rating higher than...

Disclosed herein is a spray deflector plate for an exhaust gas system 100, the exhaust gas system comprising an exhaust flow path 102, a dosing module 104 for dosing exhaust fluid into the exhaust flow path 102. An SCR module 106 located downstream to the exhaust flow path 102. A plate is located along the exhaust f...

A roller tappet 10 in a vehicle is disclosed. The roller tappet 10 comprises a roller tappet body 12 having two roller tappet legs 14 and a bearing ring 16 inserted into the two roller tappet legs 14. The roller tappet 10 comprises a roller 18 mounted on the bearing ring 16 and a top portion of the roller 18 is in c...

A method for detecting if a degree of clutch wear of an automobile is above a threshold level of clutch wear by an engine control unit is described. The method comprises determining an actual engine speed oscillation 10 based on an engagement of a specific vehicle gear and a specific vehicle speed by the engine cont...

A variable displacement vane pump 10 is described. The variable displacement vane pump 10 comprises a housing 12 comprising a bore 14 extending there through, and a spring chamber 16 defined opposite to the bore 14. A reaction ring 18 is positioned within the housing 12 and abutting against spring member 20 that is ...

A filter assembly for a fuel filter. Abstract The present disclosure proposes a filter assembly for a fuel filter (100). The fuel filter (100) comprises a filter head (101) and at least a bowl (102). A very important non-limiting feature of the invention in that filter assembly is a clamp. The clamp (103) comprise...

A high pressure fuel pump 10 is described. The high pressure fuel pump 10 comprises a housing 12, and a plunger 14 positioned within the housing 12. The plunger 14 is adapted to reciprocate within the housing 12. A vertical groove 16 is defined in the plunger 14, the vertical groove 16 adapted to extend along a side...

The present disclosure proposes a method for detecting a degree of filter (102) clogging in a diesel exhaust fluid (DEF) filter (102) of a Selective Catalytic Reduction (SCR) module. An Electronic control unit (ECU (104)) of a vehicle is adapted to detect a degree of clogging in a diesel exhaust fluid (DEF) filter (...

The present disclosure proposes a method of detecting a degree of filter clogging in an internal combustion engine using an Electronic control unit (ECU (105)). In step 201, the ECU (105) receives a measured values of a set of parameters. In step 202, the ECU (105) stores a matrix comprising a correlation factor bet...

A high pressure fuel pump 10 is described. The high pressure fuel pump 10 comprises a governor 12. The governor 12 comprises a swiveling lever 14 positioned within the high pressure fuel pump 10, the swiveling lever 14 adapted to rotate within a bush 16 that is positioned within the governor 12. The bush 16 circumsc...

The present disclosure proposes a filter cartridge (101) for a fuel filter (100). The filter cartridge (101) comprises a housing (102) and at least 3 layers of filter element placed coaxially. A first layer (103) of filter element comprises a hydrophobic material placed around the housing (102). A second layer (10...

ABSTRACT An anti-theft device The anti-theft device 10 comprises a breaking circuit 14 and a control unit 16 connected to the breaking circuit 14. The device 10 further comprises a cable 18 that is routed through the component 12. The cable 18 connects the breaking circuit 14 and a power source 20. The control uni...

A FOOT PEDAL ASSEMBLY FOR IDENTIFYING EXCESS LOAD APPLIED ON THE PEDAL OF A VEHICLE ABSTRACT A foot pedal assembly (100) for a vehicle is provided. The foot pedal assembly (100) comprises a pedal arm (102) having a first end for engaging a foot (102a) and a bearing pedestal (102b). The foot pedal assembly (1...

ABSTRACT An edge protector 10 for a shipper box is described. The edge protector 10 for the shipper box comprises a plate 12 comprising an L-shaped portion, a first face 14 of the L-shaped portion positioned against a first face of the shipper box and secured thereto. A second face 16 of the L-shaped portion is o...

ABSTRACT A fuel injector 10 is described. The fuel injector 10 comprises a housing 12, wherein the housing 12 of the fuel injector 10 comprises at least one vertical groove 14 defined on a wall of the housing 12 of the fuel injector 10. An injector needle 16 is inserted within the housing 12 of the fuel injector ...

ABSTRACT A fuel filter in a fuel supply system The fuel filter 12 comprises a housing 14 and a top end cap 16. The fuel filter 12 further comprises a bottom end cap 18 and a filter element 20 detachably fitted inside the housing 14, in between the top end cap 16 and the bottom end cap 18. The bottom end cap 18 co...

Abstract The present disclosure proposes a priming component (101) for a fuel filter head (100). The priming component (101) is placed between a housing (103) and a top cover (102) in the operative configuration of the filter. The housing (103) comprises a groove (104) and at least a flange (105) with threaded hole...

Abstract The present disclosure proposes a pressure switch (101) for a fuel filter (100). The pressure switch (101) comprises a housing means (102) and an electrical connector (103). The electrical connector (103) is connected to an indicating means on the dashboard of a vehicle. The housing means (102) further com...

The present invention provides an Air Injection System 120 for a vehicle 100. The Air Injection System 120 comprises a tube 104 connecting an air inlet conduit 118 of the engine 116 to an exhaust conduit 102. The tube 104 is fit with an electrical valve 106 and a reed valve/ one way valve 110. The tube 104 receives ...

Disclosed herein is a fuel injector 200, comprising, at least one fuel return path (202) in flow communication with a backflow connector (204) located on the fuel injector 200. The backflow connector (204) is in flow communication with a fuel tank (208) via a pipe (206). A valve (210) is located in the backflow conn...

The invention discloses an arrangement 10 for using pressure of a crank housing 16 of an Internal Combustion (IC) engine 12. The arrangement 10 comprises at least one blow-by gas path 18a, 18b for ejecting engine blow-by gas from the crank housing 16 of the IC engine. At least one valve 20, 21 is provided in the blo...

Disclosed herein is a drive arrangement 100 for a supercharger 102, comprising at least a housing 104 comprising at least one inlet 106 to receive hydraulic fluid and an outlet 108. A drive element 110 located within said housing 104 and adapted to be driven by said hydraulic fluid. at least one shaft 112 fitted to ...

A high pressure fuel pump 10 is described. The high pressure fuel pump 10 comprises a housing 12 and a plunger (14) inserted within the housing (12), the plunger (14) adapted to reciprocate within the housing (12). A roller tappet (16) is coupled to an end of the plunger (14), the roller tappet (16) coupled to a fir...

An actuation mechanism 10 for a fuel pre-supply pump 12 is disclosed. The actuation mechanism 10 comprises: a movable cam-sleeve 18 mounted on a cam shaft 20 in a manner such that at least a part of the movable cam-sleeve 18 is in contact with the roller tappet 16 of the fuel pre-supply pump 12, a first roller 22 fi...

The invention discloses a device 100 for controlling coupling of a drive motor 12 to an output shaft 22 of a hybrid vehicle. The device 100 comprises an input-output (I/O) interface 14 configured to receive a State-of-Charge (SOC) value of the ultra-capacitor 10 from a SOC sensor 18 and a vehicle speed from a vehicl...

A fuel pump 10 is described. The fuel pump 10 comprises a housing 12 and a plunger 14 positioned within the housing 12. A bottom spring plate 16 is in contact with at least a part of the plunger 14. A first spring 18 is located between the housing 12 and the bottom spring plate 16, the first spring 18 adapted to be ...

The present disclosure introduces delay in the transmission 108. A shift rod assembly 400 is provided to introduce delay in gearshifts in a semi-automatic transmission. The shift rod 114 is connected to a gearshift lever through at least one mechanical linkage. The assembly 400 comprises a split sleeve 202 comprisin...

A supercharger assembly and a lobe for the supercharger assembly are disclosed. The first arrangement of the supercharger assembly comprises a shaft with a step and a lobe disposed on the shaft, wherein the lobe comprises a surface disposed against the step of the shaft. The second arrangement of the supercharger as...

Disclosed herein is a fuel tank (100) in a gravity feed fuel injection system, comprising, at least an inlet 102 with a first cap 103 and an outlet 104. The fuel tank 100 comprises at least a second cap 105, a spring 106, and a plate 107. The second cap 105 is located on the fuel tank 100 and in engagement with the ...

Disclosed herein is a single cylinder internal combustion engine (100) comprising at least a crankcase (102), a cylinder block 103, and a cylinder head (104) located on the cylinder block 103. A casing (106) is rigidly fitted on to the cylinder head 104. The casing 106 interfaces with an inlet (108) and outlet (110)...

A governor shaft 12 for a governor 10 of a high pressure fuel pump 1 is described. The governor shaft 12 comprises a body 14, a first radial bore 16 defined in the body 14, and an axial bore 18 defined in the body 14 and in flow communication with the first radial bore 16. A second radial bore 20 is defined in the b...

A piston assembly 10 in an internal combustion engine 50 is disclosed. The piston assembly 10 comprises an outer casing 12 and a piston 22 movably placed in the outer casing 12. The piston assembly 10 comprises a solenoid 20 mounted on the piston 22 and a chamber 14 formed between the solenoid 20 and the outer casin...

A method for storing compressed fuel in a fuel pipe 3 that is coupled between a high pressure fuel pump 1 and a fuel injector 2 is described. The method comprises connecting a first end of the fuel pipe 3 to an outlet of the high pressure fuel pump 1, connecting an opposite second end of the fuel pipe 3 to a high pr...

Disclosed herein in an air distribution unit 100 for an engine 106, comprising at least an air charging device 102 located upstream from an engine 106, and a flow control valve 104 located on cylinder head of the engine 106. The flow control valve (104) adapted to be operated in a first position and a second positio...

The disclosure here relates to a device 100 to facilitate cold start in a diesel engine and a method 200 thereof. The device 100 comprises a tank 101 adapted to receive a fuel and pressurize the fuel inside the tank 101. The device 100 further comprises a solenoid valve 102 adapted to receive the fuel from the tank ...

A method for controlling a low pressure fuel pump 14 of a fuel injection system 10 is described. The method comprises receiving from a sensor a signal indicative of a level of exhaust gas reducing agent that is present in a tank. The method further comprises controlling the low pressure fuel pump 14 of the fuel inje...

A method of obtaining onboard diagnostic data of a vehicle is disclosed. The method includes establishing connection between an onboard diagnostic module (12) and an in-vehicle communication device (14) of the vehicle. The method also includes acquiring the onboard diagnostic data from the onboard diagnostic module ...