Company Information
CIN
Status
Date of Incorporation
07 September 1948
State / ROC
Chennai / ROC Chennai
Last Balance Sheet
31 March 2023
Last Annual Meeting
21 July 2023
Paid Up Capital
2,936,100,000
Authorised Capital
35,921,000,000
Directors
Dheeraj Gopichand Hinduja
Director/Designated Partner
about 2 years ago
about 2 years ago
Canakapalli Bhaktavatasala Rao
Director/Designated Partner
over 2 years ago
over 2 years ago
Manisha Girotra
Director/Designated Partner
over 2 years ago
over 2 years ago
Natarajan Ramanathan
Director/Designated Partner
over 2 years ago
over 2 years ago
Shom Ashok Hinduja
Director/Designated Partner
over 2 years ago
over 2 years ago
Saugata Gupta
Director/Designated Partner
over 2 years ago
over 2 years ago
Gopal Mahadevan
Director/Designated Partner
almost 3 years ago
almost 3 years ago
Shenu Agarwal
Manager/Secretary
almost 3 years ago
almost 3 years ago
Vipin Sondhi
Managing Director
about 6 years ago
about 6 years ago
Jean Brunol .
Director/Designated Partner
over 6 years ago
over 6 years ago
Sanjay Khatau Asher
Director/Designated Partner
over 6 years ago
over 6 years ago
Jose Maria Alapont
Director/Designated Partner
over 8 years ago
over 8 years ago
Anil Harish
Director
over 15 years ago
over 15 years ago
Balaji Rao Jagannathrao Doveton
Director
over 23 years ago
over 23 years ago
Abin Kumar Das
Director
about 31 years ago
about 31 years ago
Past Directors
Andrew Charles Palmer
Director
about 4 years ago
about 4 years ago
Sudhindar Krishan Khanna
Director
over 10 years ago
over 10 years ago
Yashodhan Madhusudan Kale
Alternate Director
over 12 years ago
over 12 years ago
Andreas Hubertus Biagosch
Director
over 12 years ago
over 12 years ago
Ramachandran R Nair
Nominee Director
almost 17 years ago
almost 17 years ago
Subir Raha
Director
almost 19 years ago
almost 19 years ago
Prabal Banerjee
Alternate Director
about 19 years ago
about 19 years ago
Shardul Suresh Shroff
Director
over 19 years ago
over 19 years ago
Karl Anders Gotthard Spare
Director
over 21 years ago
over 21 years ago
Sochannah Rajagopalachari Krishnaswamy
Nominee Director
over 23 years ago
over 23 years ago
Sundararajan Natarajan .
Company Secretary
over 29 years ago
over 29 years ago
Seshasayee Ramaswami
Managing Director
over 32 years ago
over 32 years ago
Patents
The wheel straightening mechanism for a self steer-able axle assembly has a pair of pneumatics actuators secured at the both sides of the self steer axle through a mounting bracket. A pair of straightening levers is attached to the left and right side of the wheel assembly. A pair of push rod ends extending from the...
The present invention relates a method for uniform coating of a ceramic oxide film on a piston. The method includes forming the ceramic oxide film on a predetermined portion of the piston by a Micro Arc Oxidation (MAO) coating process for 40 to 80 minutes to form the ceramic oxide film with a uniform thickness rangi...
A two piece bogie suspension system comprising a pair bogie cross member cum bracket with a spigot arrangement attempts in solving the transfer of bending loads, torsional loads, longitudinal braking loads and lateral cornering loads. The Unique spigot arrangement helped in the conversion of single piece bogie suspe...
The invention relates to a muffler (Y) for automotive vehicles connected at rear end of the inlet pipe assembly (W) extending from an internal combustion engine of automotive vehicles and an outlet pipe assembly (Z) connected at rear end of the muffler (Y) so that the treated exhaust gases from the muffler (Y) flows...
A piston for internal combustion engine has a bowl (2) on the top, forming a combustion chamber, and having an inner surface (3) defining volume configured to support fuel and air mixing patterns. The inner surface (3) of bowl has a bottom portion having a radius of curvature bounded by two radial concave surface po...
The present invention relates to a pusher lift axle for a heavy duty multi axle vehicle. It is a parallelogram type lift axle having dual tires at the each side of the axle. The non-steer lift axle is especially designed for the heavy duty multi- axle vehicle operated in developing countries. The lift axle consists ...
The present invention relates to a suspension spring assembly (1) for use in a vehicle suspension system and mounted on the vehicle axle (7) by means of an axle mounting bracket (9), said suspension spring assembly (1) comprises:
a. a stabilizer spring (3) in abutment with the vehicle chassis
frame (10);
b. a pai...
The present invention relates to a hill-assist device (1) for a vehicle comprising:
- a clutch booster (2) operatively connected to a clutch pedal and a clutch actuating linkage for aiding in clutch disengagement, said clutch booster being equipped with a hydraulic cylinder and an air cylinder (11) coupled togeth...
The present invention provides a brake drum with ventilation openings on the brake drum mounting flange and the friction area to allow for natural air cooling of the brake drum. Due to frequent braking conditions, pressure and heat that develops between the brake lining and drum is dissipated through the ventilation...
A front suspension unit for one step entry (E+l) low floor buses realized according to the present invention comprises a front axle suspended by plurality of air bellows arranged between the frame top and front wheels in lateral direction and between frame and front axle in vertical direction, at both the ends of sa...
REAR SUSPENSION UNIT FOR ONE STEP ENTRY (E+l) FRONT ENGINE PASSENGER VEHICLE
FIELD OF THE INVENTION
The present invention relates to a suspension unit for low floor vehicles. More specifically relates to the suspension unit for a rear axle of a one step entry front engine passenger vehicle.
BACKGROUND OF THE INVE...
The pivot bushing of the lift axle suspension has a polyurethane bush, which is inserted in the eye end of the pull arms of the self steer lift axle. A pair of thrust washers called wear pads, are placed at both the side of the polyurethane bush. It reduces the frictional coefficient at the contact surface of the we...
The collision repair system according to the present invention comprises four steel pillars, a square plate, a rotating base plate, two base plate rails, four cabin mounting brackets, a post rail, a vertical post, a horizontal post, fixing vertical post, stiffener plates and a chain assembly. The four steel pillars ...
This invention relates to seating arrangement in city buses & buses used for rapid transport. The seats used here are of the tip up type having a cushion which springs back to vertical position by default. Two horizontal rails (6) are mounted one on each side wall of the bus. The tip up seats are installed over the ...
ABSTRACT AUTOMATED WHEEL CHAIR ENTRY IN BUSES
The present invention relates to a wheelchair ramp assembly having a conveyor integrated with it. Unlike the conventional wheelchair ramps where in external effort is required to push the passenger up the ramp, the designed ramp with the help of the conveyor does the jo...
An adjustable seating system for a vehicle, said system comprising: at least one seat assembly (1) comprising lumbar (2), cushion (3) and calf support (4) which are collapsible in nature; the at least one seat assembly (1) is mounted on a pair of rails (6) running beneath the seat assembly (1) longitudinally along t...
This invention relates to a rear engine bus having semi low floor or low floor entry for passengers. A front door 23, a middle door 24 and a rear door 22 with same configuration for entry of passengers and the rear door is with single step 18 entry. The frame assembly aids in installation of engine at an angle so as...
FRONT ENGINE REAR WHEEL DRIVEN LOW FLOOR NO STEP BUS
The present invention discloses front engine rear wheel driven city buses of low floor type. The engine is positioned more towards the driver and inclined with the centre line of the vehicle to have sufficient gangway space. This results in pushing the drive line...
"DRIVER SEAT POSITIONED ON LOW FLOOR FOR REAR ENGINE VEHICl
This invention relates to rear engine low floor vehicles with a wid door (24) ahead of the front axle (8). The driver seat (4) which is usually p at certain height from the low floor level has considerable amount of blind In this invention the driver seat ...
This invention relates to rollover protection system in buses and coaches of various types. More specifically relates to a mechanism which protects the residual space during roll over and thus aiding occupant safety. The restraint mechanism is installed on the transverse members on the roof structure. The transverse...
The present invention relates to a lift axle suspension system (1) comprises:
- a pair of transversely-spaced lift arm assemblies, a right lift arm assembly (2R) disposed proximal to right side frame of the vehicle (not shown) and a left pull arm assembly (2L) disposed proximal to left side frame of the vehicle (no...
A method and system for estimating payload carried by a vehicle are disclosed in the present invention. The method involves acquiring a set of vehicle parameters at every specific time interval, where the vehicle parameters comprises vehicle speed, engine speed, throttle percentage and torque. Actual driving force c...
The present invention relates to a simple retrofit-able axle lift mechanism for front second axle of a multi-axle vehicle. A compact pneumatically operated system (18) to lift and descend the axle of a multi-axle vehicle mounted on a suspension of a multi-axle vehicle, said system comprises, a movable top base (20) ...
The climb assisting system placed with the motor vehicle prevents rollback at the time of restarting or moving the vehicle on an incline. The system comprises a control unit which provides a control signal to operate a Solenoid operated pneumatic valve to actuate parking brakes provided with the vehicle. The control...
The invention relates to a brake drum assembly having an cast iron liner and an outer aluminum housing. The cast iron liner is uniformly ribbed throughout its exterior surface to mechanically interlock with the aluminum housing thereby preventing relative rotary and linear movement between the inner surface and the ...
The exhaust gas recirculating system according to the invention comprises a device having a swirl chamber, which helps in mixing of two fluids, namely, exhaust gas and fresh air inflow, by utilizing their flow momentum to create swirl in the swirl chamber. The two fluids preferably flow tangentially into the swirl c...
A Starter recranking control system for an internal combustion engine has an internal combustion engine and a starter motor for cranking the internal combustion engine. A starter relay is arranged to connect the starter motor with an alternator such that the starter relay coil is grounded with a terminal of the alte...
A muffler for regulating an engine exhaust in a vehicle is provided which comprises a jacket having a hollow region formed by an inlet end baffle having an inlet opening in it and an outlet end baffle having an having an outlet opening in it. One or more baffles to have a first baffle and a second baffle attached in...
The invention relates to an oil sump, preferably for use with an engine lubrication system of an internal combustion engine. A splash eliminator is constructed inside the oil sump at the oil drain point, close to the oil drain line of an oil separator such that the oil drain line hole of the oil drain line is kept a...
The invention relates to a one step entry front engine rear driven/front driven passenger bus, and a frame assembly to provide space for packaging the suspension components , an axle clearance/ travel and space for door openings on driver side (Left hand side) and co driver side (Right hand side).The frame assembly ...
The oil sump assembly is provided with an oil sump and an oil separator having fluid communication with the oil sump. The oil drain hole from the oil separator is placed above the engine oil level in the oil sump. A bent pipe assembled with the oil sump to accommodate the oil drained from the oil separator to the oi...
A cylinder head cover is constructed for oil separation from the blow-by gases and facilitating engine crankcase ventilation system. The cylinder head cover comprises a baffle plate having plurality of bay walls arranged adjacent and parallel to each other with a predetermined spacing. The baffle plate is attached w...
The rectangular muffler for vehicles according to the invention comprises of a hollow jacket, baffle plates to create plurality of chambers, and plurality of pipes adapted to accommodate perforations which are arranged inside the hollow jacket in such a way that the exhaust gas circulates through the pipes, so that ...
A method for configuring an engine is provided. The method includes (i) configuring a fuel injection pump to start injecting the fuel at a first range of crack angle degree of a cylinder, wherein the first range of crack angle degree is determined based on a power rating of a generator and a load acting on the engin...
A lubrication system for a fuel injection drive of an internal combustion engine
comprises a fuel injection pump housed in the cam box housing integrated with
the engine cylinder head. The fuel pump is driven by a fuel pump operating tri
lobe cam in the engine cam shaft, a tappet and a roller follower. The fuel p...
The invention discloses a low floor front engine vehicle. The configuration of an engine assembly (304), a gearbox assembly (602), a drive-shaft (606), and a rear axle (712), in combination enables to achieve sufficient ground clearance and higher lower low floor area on saloon. The engine assembly is disposed at th...
An EGR gas and intake air mixing system is proved to improve the mixing rate by optimizing the engine inlet manifold with larger injection area and a half bluff body arrangement is provided at the mixing chamber on the inlet manifold. The half bluff body arrangement is provided at a distance from the engine intake, ...
An integrated liquid cooled intake manifold incorporates cooling passages for temperature reduction of charge air from the turbo charged compressor. The intake manifold includes a plenum chamber for collecting and passing the charged air from the turbo charged compressor to the engine intake. Runners are provided to...
A two spring bogie suspension assembly for multi-axle vehicles with variable suspension characteristics comprising:
- a pair of leaf spring assemblies formed of a plurality of leaf springs held in stack relationship,
- a trunnion bracket on which each said leaf spring assembly is mounted by means of U bolts an...
The present invention relates to an automated system and method for measuring and monitoring wear level of various components of an automobile vehicle using a lubrication system. Particularly, the present invention provides a novel system and method capable of measuring and monitoring wear levels of various componen...
A torsion bar (4) for a suspension system of a vehicle, the torsion bar comprising:
an anti-roll bar (4a, 4b), capable of being rotated along first axis A-A for suspending the torsion load exerted along the first axis A-A;
two lower arms (4c, 4d, 4e), each attached through a revolute joint (4f) at each end of the ...
A unique approach for development of 12 V Electronic Control System on 24 V AL commercial Vehicle by using Dual Voltage Alternator Svstem-12 & 24V
a). Objective of this development:
The current trend in the automobile sector for using a 12 V ECU on 24 V commercial vehicles is adapted by means of DC/DC converter (f...
The present invention relates to a simple retrofitable retractable suspension system. It is a pneumatically operated mechanism for lifting and lowering the auxiliary axle of a multi axle vehicle. It consists of an air bellow, housing, pulling plate, cross members, wire rope and hook. The air bellow and pulling plate...
The present invention relates to a retrofit retractable suspension mechanism for lifting and lowering the auxiliary axle of a multi axle vehicle. The invention recites a novel construction of retrofit retractable suspension mechanism. The mechanism is operated pneumatically and used to lift the auxiliary axle of any...
A method for off-line determination of optimal gear of a vehicle, comprising: obtaining throttle-performance data of an engine based on desired combinations of engine speed and throttle position. Gear transmission torque is calculated based on gear ratio and engine torque from the obtained throttle performance data....
A cruise control system and a method for regulating fuel volume in a vehicle, the cruise control system comprising an electronic control unit (ECU) (103) capable of being activated by a cabin switch (101). A cruise activate switch (102) which is activated upon activating said cabin switch to aid the ECU to determine...
The present invention relates to suspension system for a tandem axle of a vehicle comprising of:
a pair of lifting means for lifting one of the rear axles of a vehicle to a predetermined height and lowering the axle back to its initial position when necessary,
pair of pneumatic locking means adapted to secure the ...
A method of configuring and controlling an engine with multiple power ratings comprising; calibrating an operating mode of an engine at the multiple power ratings for different load conditions of a vehicle. Several datasets can be configured and registered with vehicle variables relating to a specific power rating f...
The present invention relates to a mechanism for enabling/disabling the boost pressure in a turbocharged engine, especially a diesel engine, comprising a valve to enable or disable the air pressure from the intake manifold into the manifold boost pressure compensator depending on the load carried by the vehicle. The...
A hybrid muffler for automotive vehicles comprising a hollow jacket (8) having a first and a second end; a first end cover (7) with a hole mounted on the first end of the jacket; a second end cover (6) with a hole mounted on the second end of the jacket; two perforated baffles (5) with at least four holes and one pl...
A cooling system (100) for cooling an engine (109) of a vehicle, the cooling system comprising a radiator (106) having one or more inlet and one or more outlet, the inlet of the radiator is connected to a coolant outlet path (113) from the engine through a thermostat (101) and the outlet of the radiator is connected...
A system and method for indicating optimal transmission gear shift to a vehicle driver are disclosed. The system comprises a control unit (102) associated with one or more sensors or controller area network (CAN) for obtaining and processing engine speed, vehicle speed and throttle position. A storage unit (104) is ...
The present invention relates to a system and method for controlling quantity of fuel injected into an engine of a vehicle based on inter-vehicle distance information. Based on inter-vehicle distance, the relative speed of the subject vehicle with respect to immediate vehicle traveling in front of it is computed. De...
This invention relates to a plain flex pipe assembly positioned in the exhaust system of an internal combustion engine of a vehicle comprising of one or more tube assemblies which are plain and do not contain any corrugations or bellows.
"Trip monitoring system and method for fleet management"
A trip monitoring system and method for fleet management are disclosed. The system comprises input devices for inputting input signals associated with operational condition of vehicle components. A signal conditioning unit is electrically connected to the inp...
Emission norms are introduced to limit exhaust pollutants from vehicular engines to improve and control ambient air quality. Thermodynamic simulation results showed the possibility of upgradation from Euro-2 to Euro-3 emission norms using a low pressure inline block type fuel injection pump. Geometric parameters of ...
The Overhead Camshaft serves to actuate the Cylinder head Valve, Unit fuel injection pump & Cam Sensor. Apart from the conventional cam lobe, a Tri Lobe & pickup is integrated in the Camshaft (Refer Figure 1). The Trilobe during rotation of the camshaft directly activates the piston on the Unit Fuel Injection Pump. ...
The present invention relates to a retractable lift axle suspension system (7) for a multi-axle vehicle comprising of atleast a lifting means (8) attached to vehicle frame , said lifting means (8) comprising of:
- a lever arm (9), disposed beneath a tag axle assembly (23) of said multi-axle vehicle, adapted for lif...
The present invention relates to a system for cooling and circulating exhaust gas in an internal combustion engine (1) which comprises a turbocharger having a turbine (6) and a compressor (7) coupled together, the turbine (6) is operated trough exhaust gas from the engine (1) to drive the compressor (7), which pumps...
1575/CHE/2008 ABSTRACT "Auxiliary axle lifting mechanism"
An auxiliary axle lifting mechanism comprises a set of coil springs (8) that is clamped with a cross member (10) and a platform (9). The cross member (10) consists of a U frame (11) that is fastened to a vehicle frame (2) by using U brackets (12). A power ac...
A method and system for real-time detection of loss of individual consignments during transit in a mobile unit are disclosed. The method comprises affixing electronic tags to each consignment to be monitored in the mobile unit. A reference consignment list is stored with respect to the tag, before loading the consig...
The invention relates to the rope operated tail door (22) of a tipper vehicle comprising of a load body (20) mounted to a chassis frame (19), a tail door (22) being flexibly connected with the rest of the load body (20) and a locking mechanism (21) comprising of plurality of locking pad arrangements (6), a chassis c...
A single gear drive system is used to drive both the Oil pump assembly and Balancer shaft assembly which are used in reciprocating piston engine. The Balancer Shaft is used to minimize the vibrations and Oil Pump is used to supply the oil to all the parts of the engine. The design of the gear drive is compact and it...
The invention relates to a hybrid clutch plate having a first layer formed from a conventional grade material and a second layer, which would be in contact with the friction-lining unit of a clutch disc, formed from an alloyed grade material. The alloyed grade material has a suitable amount of Mo and Ni and, prefera...
The invention relates to a muffler (Y) for automotive vehicles connected at rear end of the inlet pipe assembly (W) extending from an internal combustion engine of automotive vehicles and an outlet pipe assembly (Z) connected at rear end of the muffler (Y) so that the treated exhaust gases from the muffler (Y) flows...
The invention relates to a cylinder head cover for encasing a cylinder head of an internal combustion engine. The module inside the cylinder cover comprises a set of bay walls having holes. The bay walls are arranged parallel to each other such that they form alternate inlet and exit bays within the module. Blow-by ...
The Rectangular muffler according to the present invention is employed in the exhaust system of the automobiles for reducing the emission and noise produced by the engine. The rectangular muffler assembly consists of different set of perforated pipes and a diesel oxidation catalyst which helps to avoid the use of ad...
The elastomeric sandwich spring steering stabilizer has a pair of sandwich springs secured in between the axle arm structure and track rod lever at the both sides of the self steer lift axle. A pair of coil spring actuators is secured at the both sides of the self steer lift axle for controlling the self center-abil...
The invention relates to a climb assist system that aids vehicle to negotiate gradient, especially during restart, without any driver input. The system will apply brakes through the primary circuit through the service brakes whenever the logic conditions provided to the system becomes TRUE. The system takes inputs f...
A high pressure turbine and a high pressure compressor are coupled together through a shaft, a low pressure turbine and a low pressure compressor coupled together through another shaft. The low pressure turbine is placed in upstream position and the high pressure turbine is paced at downstream position. A waste gate...
The bogie air suspension system for rear axles has a pair of leaf springs mounted to hanger brackets through turnnion pivot pins assemblies. The hanger brackets are rigidly attached to a vehicle chassis frame with inside of the chassis frame. Center of leaf spring is clamped with turnnion which is pivotally connecte...
SEQUENTIAL INTERNAL EXHAUST GAS RECIRCULATION SYSTEM FOR INTERNAL COMBUSTION ENGINES
A sequential internal exhaust gas recirculation (EGR) system has a valve train mechanism constructed to control the operation of the valves through a cam shaft that has secondary lobes on intake and exhaust cams. The intake valve a...
A method for estimating a State-Of-Charge and a State-Of-Health of a battery is provided. The method includes (i) receiving, at a calculation unit, a voltage value and a current value sensed in a sensor unit at a predefined intervals, (ii) estimating (a) a current discharge time (Ti) for the current value and (b) a ...
A retractable suspension system for a multi axle vehicle comprising a straight link [7] for carrying a driven axle [2] at its front end; an angled link [8] for carrying a tag axle [3] at its rear end; the rear end of the straight link [7] being rotatably connected to the fulcrum point of the angled link [8]; a suppo...
The present invention relates to a suspension system for a vehicle, and more particularly to a trailing arm air suspension system having air springs, leaf springs, jounce stopper assembly, belt assembly and trailing arms integrated with the rear drive axle of the vehicle. A major limiting factor in the conventional ...
A system to optimize vehicle operation at varied operating conditions based on selection of dual power mode operation. The system includes a load sensing means (102) adapted to sense the varied vehicle operating conditions. An electronic control unit (104) adapted to calculate tractive effort which is required for c...
The tensioner assembly is designed to provide an optimum tension to the timing belt drive system. The tensioner assembly has a tensioner pulley having an elliptical spacer attached to the cylinder head through a spacer mounting bolt by mating with the elliptical profile of the spacer. The elliptical spacer mounting ...
An improved system for cooling and re-circulation of dilute mixture of exhaust gas and charged air to an IC engine 1 comprises a turbocharger having a turbine 6 and a compressor 9 coupled together. The turbine is operated using exhaust gas from the engine to drive the compressor, which pumps charged air 10 by compre...
ABSTRACT Self steer lift axle suspension system
The present invention relates to a self steer lift axle suspension system for a vehicle, having ride air springs, lift air springs, upper control arms, lower control arms, jounce bump stoppers, rebound stopper belt assembly, swinging plates, and steering stabilizers. ...
A fifth wheel coupler force measuring transducer device includes a bearing pin formed with a number of pockets that are engraved on an upper end surface and a lower end surface of the bearing pin. The bearing pin in a pair to connect a top plate and a bottom bracket of a fifth wheel coupler. The bearing pin further ...
A self-cleaning assembly for an air intake system having a housing with an inlet port and an outlet port and a tubular filter element disposed axially within the housing is disclosed. The self-cleaning assembly includes a rotating assembly or a sliding assembly that is placed inside the housing to receive compressed...
In this present invention, the support struts are kept asymmetrically around the fan blades and the shape of each strut is given as spider-leg type. The advantage with the asymmetrical positioning is that the blade interaction with the strut is not periodic or in phase while rotation. The phase relationship has a st...
It is an object of the invention to reduce the noise in an axial flow fan system with the incorporation of inner cone and outer cone assembly thereby causing hindrance to the generated sound in the fan system. The inner and outer cone assembly are manufactured from various acoustic materials or micro-perforated pane...
The present disclosure envisages a method for determining an air mass flow in an engine based on change in the volumetric efficiency. The
method comprises the following steps: determining a raw volumetric efficiency of the engine based on a first set of predetermined parameters; determining a corrected volumetric ...
The bogie suspension system (100) comprising a trunnion pin cross member (20) interconnected between vehicle frame side members (102); side support brackets (30) for mounting reaction rods and an inter-connecting rod connected to axles (109); thrust plates (40) for encapsulating the ends of the cross member; and sup...
A multi-axle vehicle having configuration of 10X2 is provided for haulage application. The vehicle has a pusher lift axle which is lifted when the vehicle is operated in unladen condition. It is a feature of this invention that the pusher lift axle having dual tires is mounted on the chassis frame in front of single...
The Circular hybrid muffler according to present invention is employed in the exhaust system of the automobiles for reducing the emission and noise produced by the engine. The circular hybrid muffler assembly consists of an inlet and out let pipe with set of perforations and baffle plates particularly designed to el...
The present invention related to a muffler designed in the form of an elliptical cylinder in order to overcome the drawbacks of ordinary muffler such as larger packing space, need of additional spark arresters and lower performance. The elliptical vertical hybrid muffler employing the reactive and absorptive princip...
This invention relates to a modular plastic fuel tank comprising a closed body formed by a top wall (20), a bottom wall (30), a front wall (50), a rear wall (60) and two side walls (40a, 40b); an inlet (10) for filling the fuel; and outlet (15) for supplying the fuel to an engine; at least one open ended hol...
A method and assembly for improving performance and emission characteristics of an internal combustion engine (300) is provided. The assembly is integrable with an in-line fuel injection pump assembly (302) including non-electronic injectors (302a). The assembly includes a modified and improved piston bowl (202, 310...
An automatic lift axle control system is provided for lifting and lowering pusher lift axle of a heavy vehicle having leaf spring suspension. The control system automatically raises and lowers the lift axle which is depending on the load on the vehicle; especially, load on the first front axle and the rear axle of t...
The present disclosure relates to a load body of a truck for carrying vehicles including at least three decks formed by a lower floor (10), a middle floor (11), and an upper floor (12) to accommodate large number of vehicles. Each of the middle floor (11) and the upper floor (12) have tiltable partitions to provide ...
The present invention relates to various embodiments of an automatic traction assistance system based on steering angle of the vehicle having either non-steer lift axle. This system increases traction automatically in the vehicle when the vehicle experiences a sever turn, and thus it enhances tire life by reducing s...
The present invention relates to various embodiments of an electrical control automatic traction assistance system based on steering angle of the vehicle having either non-steer pusher or tag lift axle. The present system controls the air pressure of the ride air springs of the lift axle based on the vehicle steerin...
PLease see the attached documets
The disclosure relates to load measurement system for commercial vehicles for measuring and displaying the pay load of a commercial vehicle and to transmit to a receiver device like as mobile Phone or a PC. The proposed system is developed by the principle of load-cells mounted on the axle near the suspension to cap...
The lubricant oil temperature optimizing system has an oil cooler (101) disposed over the engine for cooling the lubricant oil, an oil filter (102) for filtering the lubricant oil. An oil cooler casing is provided for connecting the oil cooler (101) and the oil filter (102) and a thermostat placed in the oil cooler ...
A truck (1) preferably a mass transit truck (1) comprising a first platform (2); a second platform (3) located at a distance above the first platform (2); a third platform (4) located at a distance above the second platform (3); and an openable roof (5) provided at a distance above the third platform (4). Where, the...
The present invention relates to a system and method for producing homogeneous fuel charge in an internal combustion engine for reducing NOx and soot emissions simultaneously. In one embodiment, the method comprises injecting a first quantity of fuel in the cylinder of the internal combustion engine. The first quant...
A brake liner wear measurement and monitoring system is disclosed which includes a potentiometer sensor having a rotary part assembled to an adapter and mounted on a S-cam shaft of a vehicle brake unit along its center axis at the end of a slack adjuster to measure the S-cam shaft rotation. A stationary part clamped...
The present invention relates to a modular automatic gear shift control system for commercial vehicles. This system comprises of a pneumatic clutch actuator associated with a gear box and a clutch pedal to engage and disengage a clutch from an engine. A XY actuator is assembled with a gear shifter section and a gate...
A clutch liner wear measurement and monitoring system is disclosed which includes a potentiometer sensor having a stationary part clamped to a clutch housing and a rotary part assembled to an adapter which in-turn is mounted on a rocker shaft along its center axis at an externally exposed end. The potentiometer sens...
The present invention relates to construction material for infrastructure development comprising metallic grinding process waste as sand replacement.
A rack and pinion steering assembly for a rigid front suspension vehicle having a pair of mounting brackets connects the tubular housing on a chassis cross member in a sprung mass portion of a vehicle. A tie rod connects to each end of the rack that is protruding from the tubular housing via a ball joint and each en...
The present invention relates to a fuel tank assembly for a commercial vehicle, which comprises a cylindrical-shaped shell enclosed by end plates to form a fuel tank, where grooves are formed on an outer surface of the shell. Intermediate baffles are spaced apart and mounted at right angles to the inner region of th...
The present disclosure envisages a driver scoring system for a vehicle fleet. The driver scoring system comprises a processor and a vehicle data acquisition module communicatively coupled to the processor. The vehicle data acquisition system is configured to collect data pertaining to at least one parameter of a veh...
The present invention relates to self-locking non-protruding fastening systems provided in two embodiments. According to one embodiment, the fastening system comprises a tapered shape (conical shape) nut to be clamped with a bolt. A bracket member is provided with conical shape cavity to accommodate the tapered nut....
The present invention relates to a system (20) for measuring torque acting on a wheel (23) of a vehicle. The system (20) comprises an attachment (22) connectable to the wheel (23); a first plate (24) mounted on the attachment, the first plate having a plurality of slots (24A) extending radially on the first plate, t...
The present invention relates to a method and a system to increase the combustion efficiency of a
turbocharged Internal Combustion Engine (ICE) (100), wherein said turbocharged Internal
Combustion Engine (ICE) (100) comprises of an air filter (105), an inlet valve (108), an exhaust
valve (109), turbines of turboc...
An embodiment herein provides a urea mixer device (100). The urea mixer device (100) comprises a perforated C-shape plate (1), a mixing tube (2), a perforated tube (4), a Z-shape plate (5) and a splash plate (6). The C-shape plate (1) directs the flow of gas partially into
the mixing tube (2) while allowing some...
ABSTRACT
AN APPARATUS FOR SYNCHRONIZING OPERATION OF FLYWHEEL AND FUEL INJECTION UNIT OF AN ENGINE
The present invention relates to an apparatus (100) for synchronizing operation of a flywheel (11) and a fuel injection unit of an internal combustion engine. The apparatus comprises a first system (50). The first sy...
The present invention relates to a tool for installation of a plurality of oil seals having different diameters. The tool comprises a base tool, atleast one first child tool and one or more second child tools. The base tool has a first end, a second end and a section extending therebetween. The second end of the bas...
An embodiment herein provides a urea mixer assembly (100). The urea mixer assembly (100) comprises (i) a mixing tube (2), (ii) a Z-shape plate (1) to direct the flow of gas towards the upper half (10) of the mixing tube (2), the mixing tube (2) has specialized deflectors that ensure good swirl and evaporation of i...
A failsafe system for detecting vehicle speed sensor fault comprises a vehicle speed sensor. The vehicle speed sensor transmits the measured vehicle speed to an engine control unit. The engine control unit receives the information about the engine speed which is measured by an engine speed sensor. The engine control...
Embodiment of the present invention relates to a cross-over pipe (100) for an internal combustion engine. The cross-over pipe (100) comprises an elbow bend portion (102) interconnecting a first portion (104) and a second portion (106). Further, the first portion (104) connects with an intake manifold of the engine, ...
A spare wheel mounting assembly (2) for mounting a spare wheel (8) on the chassis. The spare wheel mounting assembly having a first bracket (3A) inclined at an angle (α). A second bracket (3B) inclined at an angle (β). A third bracket (3C) act as an interface between the second bracket and an air tank of the braking...
An embodiment herein relates to a kingpin arrangement that provides low rotational resistance of the axle arm (3) with respect to the kingpin component (2) due to usage of specially designed taper roller bearing (10) and angular contact toroidal bearing (16). The taper roller bearing (10) absorbs the axial forces du...
A method (75) and system (100) for wirelessly updating parameter of a vehicle engine control unit (30) is disclosed. An engine control unit updating module (12) is configured on a backend server (10). A vehicle communication interface (28) is configured to the vehicle engine control unit (30). The backend server (10...
An embodiment herein provides an exhaust after treatment system which includes a first layout, a second layout and a third layout. The first layout includes a DOC inlet chamber (1), a Diesel Oxidation Catalyst (DOC) (2), and a Diesel Particulate Filter (DPF) (3). The second layout includes a hydrolysis pipe (6). ...
A control system (10) and method (60) for detecting and preventing diesel particulate filter (26) failure modes is disclosed. A plurality of input signal parameters (32-46) from an exhaust gas of an internal combustion engine (12) is measured using a plurality of sensors (14, 20, 24, 28) connected to an after treatm...
Embodiments of the present invention relates to a system and method for detecting a tire wear type. The present invention comprises a pressure and depth sensor to sense the pressure and tire tread depth respectively. Further, the sensed data is compared, by a control system, with a pre-saved pressure and depth data ...
A fabricated non-steer box section center drop axle (5,21) for multi-axles vehicles, a pair of cylindrical spindles (10), a pair of formed box section tubes (13), a pair of internal threaded sleeves (12) and a box section center drop bracket (17); a pair of brake flange rings (11) provided on the formed box section ...
Embodiments of the present invention relates to an axle adjustment mechanism for a trailing arm air suspension, a non-steer parallelogram lift axle air suspension and a parallelogram rear air suspension. The mechanism involves at least double fastening means to hold a trailing arm or control arms of an axle. Further...
A modular air intake system (10) for a vehicle comprises a dirty side module (11), a clean side module (13) and a filter housing module (12). The dirty side module (11) or the clean side module (13) is modular. The modularity of the dirty side module (11) is based on a cabin type (16, 17, 18). The modularity of the ...
An exhaust gas high temperature diffusion tailpipe device (10) is disclosed which includes an inflow air aspirator (25) and a wheel diffuser (35). The air aspirator (25) further includes a venturi pipe (20) of varying diameter connected to a tailpipe (60) of a vehicle (90) at its inlet (22) and an expander (30) wel...
A frontal crash bracket assembly (50) for an automotive vehicle (75) is illustrated which includes a pair of L-shaped mounting brackets (55, 56) integrated with a right hand side and a left hand side of the vehicle front side. Each mounting bracket (55, 56) includes a vertical arm (35) integrated within a cross memb...
A system for light-duty vehicle powertrain to meet BS-6 Emission with hot intake charge induction is provided. The system comprises the intake conduit (109) with the throttle valve (110). The intake conduit (109) is connected to the intake manifold (104). The turbocharger is attached directly to the exhaust manifold...
A urea filtration system (10) for an exhaust after treatment system (50) of internal combustion engine is disclosed. The system has a common rail manifold (15) having a set of inlet openings (25) on one side coupled to a urea tank (40) for parallely mounting a set of two or more filtering elements (12, 14, 16, 18) v...
The center drop axle (9) has an upper member (10), a lower member (11), a pair of spindles (12) and a pair of flanges (13). A drop (19, 20) is provided in the upper member (10) and the lower member (11) and the edges of the drop (19, 20) are provided at the center of the upper member (10) and lower member (11) and a...
A multifunction bracket assembly (50) and method for an automotive vehicle is disclosed which includes a pair of mounting brackets (2a, 2b) each having a base portion (25) integrated on a right side chassis (30) and a left side chassis (35) of a frame member (1) attached to a vehicle body (40). A plurality of mounti...
Embodiments herein provide a NODO bracket structure for mounting
different components of a vehicle. The NODO bracket structure includes a pair of right and left frames (10a, 10b) extending in a vehicle length direction. Each of the right and left frames (10a, 10b) includes a base part (11) integrating a plurality of...
chassis frame cross member assembly (50) for a heavy-duty vehicle is
disclosed which includes a chassis frame (52) having a pair of parallel side rails (54,56) extending longitudinally throughout length of a vehicle. Each side rail (54, 56) includes a plurality of vertically spaced upper and lower reinforcement angl...
An exhaust pipe (1) for a fuel cell system for exhausting exhaust gas from a fuel cell (9) comprising a tail pipe section (2), an aspirator tail pipe section (3) and a spigot tail pipe section (4). The aspirator tail pipe section (3) having a first connecting region (5) connecting the tail pipe section (2) and the a...
A dual liquefied natural gas tank assembly (10) for heavy duty vehicle is
disclosed which includes an engine (26) supported by a chassis (42, 42a) and operatively connected to wheels (46) of a vehicle (40). A dual fuel tank (12, 12a) is disposed at respective side of the chassis (42, 42a) for receiving a liquefied n...
Embodiments of the present invention relates to methods and systems for detecting quality of urea after refill for a Selective Catalyst (108). The present invention involves detecting any one of the abnormality and normality in the quality of the urea refill for the Selective Catalyst (108).
[Figure 2]
...
The present invention relates to a drive mode enhancement system and method for vehicles comprising a microcontroller (101) positioned between an accelerator pedal unit (102) and an electronic control unit ECU (103), wherein the microcontroller (101) receives a plurality of digital input signals from the accelerator...
A negative crankcase pressure management system (150) for a crankcase (100) of an internal combustion engine having a turbocharger (107) is disclosed. A flow control valve (112) in fluid communication with the crankcase (100) and an intake manifold (110) controls pressure in the crankcase (100) when there is change ...
An exhaust gas after treatment system for internal combustion engine
has a Diesel oxidation catalyst (2), a Diesel Particulate filter (3) and aqueous urea solution injector (6) arranged in one side. An exhaust gas mixer assembly (7) and a Selective Catalytic Reduction and Ammonia Slip Catalyst unit (9) is arranged i...
A non-metallic wear pad assembly (10) and method (60) is disclosed which includes a suspension spring (30) fitted on the both sides of a vehicle frame (40) on an axle housing (70) using a spring bracket (50) located at both ends of the suspension spring (30). A non-metallic wear pad (15, 20) is made of injection mol...
Embodiments of the present invention relates to an energy absorption barrier (100) for an automobile. The barrier (100) comprises a U-shaped beam channel (1) having concave edges, a back plate (2) affixed to at least partly cover the concave edges, a plurality of mounting plates (3) for fastening the backing plate (...
An embodiment herein relates to manufacturing of the metal having a high strength at least or greater than 1000MPa in commercial vehicles. The metal part is produced according to the present invention and the same is cut into required shapes. The cut metal parts are heated up to austenitization temperature (750~950 ...
A lubrication system for taper roller bearings has an input shaft (1) provided in an input shaft cover (2) and supported by a set of input shaft bearings (3). A main shaft (4) assembled in connection with the input shaft (1), and supported by a front casing (5) and a set of tapper roller spigot bearings (6) connecti...
An electrical connectivity check out system (10) for a vehicle engine is disclosed which includes an electrical connectivity check out unit (20) having a plurality of power connections (41-47) and modules (22-28) connected to a control panel (36) and an assembled engine (35) and other vehicle components (34) in offl...
A spheroidal graphite iron having high strength, high ductility and high durability, with a microstructure having more than 95% of ferrite and less than 5% of pearlite structure with spheroidal graphite. The spheroidal graphite iron of the present invention is capable of being alloyed with at least one element from ...
A non-metallic seal assembly (10) and method (60) for vehicle bogie suspension, is disclosed which includes a bell crank lever (12) having three arms (34, 36, 38) connected at each end of a multi-axle suspension spring (24, 26) fitted on the both sides of a vehicle frame (28). The three arms (34, 36, 38) of the bell...
The present invention relates to axle beam of a front axle system used in front module of commercial automotive vehicles comprising a high strength Chrome Boron (CrB) steel.
Figure 1
Common Auxiliary Drive Unit Having Auxiliary Motor For Driving Auxiliary Devices Of Electric Vehicle
A common auxiliary drive unit (50) for an electric vehicle, comprising an auxiliary motor (60) connected to a plurality of auxiliary device (28, 34, 42, 52, 64) each having a pulley placed in a common housing (72) at suitable distance from each other and driven by a mechanical drive element (66). A single auxiliary ...
Embodiments of the present invention relates to methods and systems for detecting quality of urea after refill for a Selective Catalyst (108). The present invention involves detecting any one of the abnormality and normality in the quality of the urea refill for the Selective Catalyst (108).
A method and composition for recycling paint sludge from vehicle touch-up processes is disclosed. The method includes collecting paint sludge, dewatering and drying it at 35 to 75°C, and then mixing with a solvent system and additional components to create a recycled paint. The solvent system is a mixture of aromati...
The present invention relates to a tire tread composition that significantly
enhances the performance and durability of tires. The composition comprises a blend of natural rubber and synthetic rubber, including 5 but not limited to styrenebutadiene rubber (SBR), polybutadiene rubber, and halogenated butyl rubbers. ...
The present invention relates to a multitudinous bracket (1) including a base frame (2) having a first end portion (3) and a second end portion (4) which are extended to form a chair shape to mount the fuel cell. The multitudinous bracket (1) include a first stiffener (5) welded to the first end portion (3) of the b...
Registered Trademarks
[Class : 7] Machines And Machine Tools, Generators, Marine Engines, Parts Of Motors And Engines; Machine Coupling And Transmission Components; Agricultural Implements Other Than Hand Operated Included In Class 7.[Class : 12] Motor Vehicles, Chassis, Motors And Engines For Land Vehicles, Apparatus For Locomotion By Land Including Commercial Vehicles, Couplings, Parts, Accesso...
[Class : 12] Vehicles, Motors And Engines For Land Vehicles.[Class : 37] Inspection Of Vehicles Prior To Maintenance/Repair, Vehicle Polishing, Vehicle Greasing, Vehicle Servicing, Vehicle Maintenance, Vehicle Washing, Vehicle Cleaning, Refurbishment Of Vehicles.
[Class : 7] Machines And Machine Tools, Parts Of Motors And Engines; Machine Coupling And Transmission Components; Agricultural Implements Other Than Hand Operated Included In Class 7.[Class : 12] Motor Vehicles, Chassis, Motors And Engines For Land Vehicles, Apparatus For Locomotion By Land Including Commercial Vehicles, Couplings, Motor Parts And Fittings.
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Documents
Form MGT-6-03072024_signed
-03072024
Form MGT-6-21062024_signed
Optional Attachment-(1)-21062024
-21062024
Form MGT-6-14062024_signed
-14062024
Optional Attachment-(1)-14062024
Optional Attachment-(1)-28032024
Form Addendum to AOC-4 CSR-28032024_signed
Form MGT-6-24012024_signed
-24012024
Form MGT-6-14122023_signed
-14122023
Optional Attachment-(1)-14122023
Optional Attachment-(2)-14122023
Form MSME FORM I-24102023_signed
Form MGT-6-27092023_signed
-27092023
Form AOC-4(XBRL)-18092023-signed
Shareholders-MGT_7_ALL23_3_F64350119_BCHANDRA5_20230915081242.xlsm
Shareholders-MGT_7_ALL23_8_F64350119_BCHANDRA5_20230915081350.xlsm
Shareholders-MGT_7_ALL23_12_F64350119_BCHANDRA5_20230915081512.xlsm
Shareholders-MGT_7_ALL23_7_F64350119_BCHANDRA5_20230915081338.xlsm
Shareholders-MGT_7_ALL23_10_F64350119_BCHANDRA5_20230915081421.xlsm
Shareholders-MGT_7_ALL23_5_F64350119_BCHANDRA5_20230915081310.xlsm
Shareholders-MGT_7_ALL23_2_F64350119_BCHANDRA5_20230915081224.xlsm
Shareholders-MGT_7_ALL23_9_F64350119_BCHANDRA5_20230915081407.xlsm
Shareholders-MGT_7_ALL23_11_F64350119_BCHANDRA5_20230915081444.xlsm
Shareholders-MGT_7_ALL23_4_F64350119_BCHANDRA5_20230915081256.xlsm
