Draft Gears for Railway application are used to absorb the Energy, to reduce the jerks and for smoother ride of the vehicle. At present most of the draft gears offered are of unidirectional type and shows very stiff spring characteristic at high preload as well as system allows a great amount of free slack in the po...

Currently Air braked coaching stock of Indian Railways is provided with mechanical suspension system with hydraulic dampers. The Air suspension system is mainly of two parts, (i.e.,) the Air Spring Control (ASC) equipment, which governs the charging and discharging of compressed air at regulated pressure levels in...

Draft Gears for Railway application are used to absorb the Energy, to reduce the jerks and for smoother ride of the vehicle. At present most of the draft gears offered are of unidirectional type and shows very stiff spring characteristic at high preload as well as system allows a great amount of free slack in the po...

The present disclosure relates to a system (100) for enhancing brake performance in a vehicle, the system includes a brake pipe (132) that interconnects locomotive and passenger cars in the vehicle, the brake pipe adapted to distribute pressurized air to each passenger car from the locomotive. A controller coupled t...

An air filter assembly 100 for filtering air in a pneumatic system is disclosed. The air filter incorporates one or more filter elements 110 to cater to filtering needs of one or more independent pneumatic brake circuits. It comprises a filter body 102 that defines one or more filter chambers 104, each filter chambe...

The present disclosure relates to an electronic pneumatic brake control system (100) for locomotives. The system includes a driver brake controller (102) in communication with one or more units (106-122) of the system (100) including a brake I2RV valve unit (116), an isolation valve unit (118), an I2RV control unit ...

The present disclosure relates to a system for operating a pantograph that includes a first valve fluidically coupled with an air source. A second valve having a first inlet fluidically coupled with the air source, and a second inlet fluidically coupled with an outlet of the first valve. A third valve having a fourt...

An isolation assembly for isolating at least one of automatic dropping device (ADD) and maximum extension device (MED) is disclosed. The isolation assembly includes a pneumatic control unit configured with a pantograph. The pneumatic control unit includes a first isolation valve configured with the main valve. On ac...

An isolation valve 100 is described. In one example, the isolation valve 100 may include a body 102 to house a plurality of components. The isolation valve 100 may further include a plurality of zones. The plurality of zones may include a pilot zone, a supply zone, and a delivery zone. Each of the plurality of zones...

The present disclosure relates to a system for monitoring electric locomotive brakes. The system includes a processor communicatively coupled with the electric locomotive brakes. The system is configured to receive, from the electric locomotive brakes, a first information pertaining to a health condition of the elec...

A locking arrangement is described. The locking arrangement may include a bolt arrangement and a pair of two half nut arrangements mounted on the bolt arrangement. First ends of the pair of two half nut arrangements may be pivoted at one direction of the locking arrangement. The locking arrangement may further inclu...

A braking system 100 is described. The braking system 100 may provide an emergency braking mechanism in a vehicle. In one example, an actuation of a braking mechanism 104 by a driver of the vehicle may be detected. Thereafter, an absence of the activation of the braking mechanism 104 may be detected. The emergency b...

Approaches for controlling at least one of a plurality of wheel slide protection systems 104 of a train are described. In one example, an actuation of one of the plurality of wheel slide protection systems 104 may be detected. Thereafter, an absence of the activation of the said wheel slide protection system 104 may...

ABSTRACT BRAKE CONTROL UNIT FOR A RAIL VEHICLE AND A METHOD FOR CONTROLLING A BRAKE FUNCTION A brake control for a rail vehicle unit includes a transmission valve, a release electropneumatic valve, a three-way valve, and a backup brake valve. A pressure of air inside a control reservoir is controlled to control ...

ABSTRACT A CALIPER FOR A DISC BRAKE A caliper for a disc brake includes a body, a first pair of levers pivotally coupled to the body and configured to pivot between a first position and a second position. In the first position, the first pair of levers facilitates an application of brake, while in the second p...

ABSTRACT BRAKE CONTROL SYSTEM FOR A RAIL CAR A brake control system for a railcar having two bogies includes a first brake control unit and a second brake control unit for controlling a braking of a first bogie and a second bogie. The first brake control unit includes a first relay valve and a first brake contro...

ABSTRACT A TOILET SYSTEM A toilet system includes a bowl for receiving human excreta, a vacuum system, and a water system for facilitating a discharge of human excreta from the bowl. The vacuum system is adapted to create a suction inside the bowl to pull the human excreta from the bowl. Similarly, the water sys...

A coupler assembly for coupling two rail cars of a rail vehicle includes a pair of couplers. Each coupler includes a coupler head defining an elongated cavity, and a coupling pin extending outwardly in a longitudinal direction from a first longitudinal end of the coupler head. Further, the coupling pin defines a tra...

A coupling assembly (100) for coupling linkage that comprises a housing (102) having an inner cavity defining a longitudinal axis and a drawbar (104) positioned within the inner cavity of the housing (102) for translation motion during draw loads or buff loads along the longitudinal axis of the housing (102). Additi...

A Brake Interface Unit (BIU) for E70 brake system in a locomotive includes a relay unit (102) configured to be electrically connected between a train collision avoidance system (TCAS) (104) and/or a train protection warning system (TPWS) (106) and a driver’s brake controller (DBC) (108) associated with the locomotiv...

The present disclosure relates to a system (100) or activating a parking brake mechanism of a vehicle in a static and/or service condition. The system (100) comprises a pneumatic valve (114) fluidically connected to a main reservoir (MR) and a parking brake (PB) line associated with the parking brake mechanism. The ...

The present disclosure relates to a system (100) for overriding unintended brake applications due to solenoid valve (110) failure and restricting the activation of a braking mechanism of a vehicle. The system comprises an isolation valve (124) operably configured between a variable pressure regulator (VPR) (114) and...

The present disclosure provides a draft gear (102) with shear pins (118). The draft gear (102) includes a cushioning unit having a housing (106) that accommodates a drawbar (108), and a cushioning means that absorbs draw loads and buff loads applied to the drawbar (108). The draft gear (102) includes a mounting flan...