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WO/2018/007879A1 |
An air braking system for a vehicle can include an air compressor, a reservoir, a first air line, a brake hub, a second air line, a control valve, a release valve, and a third fluid line. The first line can place an outlet of the compres...
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WO/2018/006991A1 |
The invention relates to a park release valve for a trailer vehicle having a pneumatic brake system, and for controlling the pressure in spring-loaded brake cylinders, and having the following features: a) a connection for supply pressur...
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WO/2017/204263A1 |
A second urging member (81) of an opening/closing valve (1) is provided with a connecting part (81c) to which an external force (91) is imparted from a first urging member (15) via a valve body (14), and a tapering surface (81b) (second ...
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WO/2017/200550A1 |
A brake actuator assembly including a pressure plate presenting an opening, a push rod that is coupled to the pressure plate, a diaphragm that is coupled to the pressure plate, and a retainer that engages the push rod. The push rod has a...
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WO/2017/198322A1 |
The invention relates to a relay valve (10) comprising a piston (12) which is guided coaxially on a hollow cylindrical guide section (14) of a piston guide (16), wherein a piston chamber (17) is formed radially between the piston (12) an...
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WO/2017/182113A1 |
The invention relates to a driver brake valve (3) for a compressed-air brake system of a utility vehicle, wherein the driver brake valve (3) can be actuated by means of a brake pedal, for example via an actuation linkage (6), and is prov...
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WO/2017/158877A1 |
Provided are an electromagnetic valve and a brake device, which are capable of reducing friction between a plunger and a valve sheet. The electromagnetic valve is provided with: a solenoid (48) which generates an electromagnetic force wh...
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WO/2017/157500A1 |
The invention relates to a park release valve for a trailer vehicle with a pneumatic brake system for controlling the pressure in the spring accumulator brake cylinders. The valve contains a first control piston, a second control piston,...
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WO/2017/155934A1 |
A brake cylinder maintaining system includes a main valve comprising a first diaphragm, a second diaphragm, and a valve member, with the first diaphragm having a reference pressure on one side of the first diaphragm and a brake cylinder ...
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WO/2017/155773A1 |
A hot wheel protection valve arrangement including a hot wheel protection valve, the hot wheel protection valve including a body defining a passageway, a piston slidably positioned within the passageway, a bushing positioned on the pisto...
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WO/2017/146242A1 |
The present air supply system for an electronic brake control system is provided with a relay valve. The relay valve is capable of switching positions between: a connected position at which the valve communicates with a brake chamber, an...
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WO/2017/137302A1 |
The invention relates to a relay valve device, (10) of a pneumatic or electropneumatic motor vehicle braking device (100) having a first brake circuit (I) and a second brake circuit (II). In addition to the usual components of a relay va...
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WO/2017/131625A1 |
A system for automatically performing a bail off of the locomotive brakes in response to certain train braking operations without the need for the train operator to manually bail off the locomotive brakes. The system includes a controlle...
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WO/2017/129380A1 |
The invention relates to a circuit (S1) with a fluid line matrix (L1) and brake components (11, 12, 13, 14, 15; 11, 12, 13, 14, 16) connected to the fluid line matrix (L1). The aim of the invention is to allow changes in the brake design...
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WO/2017/127294A1 |
A service portion of a rail control valve having a charging check valve assembly that includes a body defining a piston passageway, an inshot valve passageway, and a service accelerated release valve passageway. The body includes a mount...
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WO/2017/121523A1 |
The invention relates to an electromagnetic valve device comprising a fluid inlet connection (1) formed in a valve housing (10) for fluid to be controlled, in particular pneumatic fluid. Said device also comprises a working connection (2...
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WO/2017/121849A1 |
The invention relates to a control apparatus (102) for controlling a brake system (100) for a vehicle. The control apparatus (102) comprises an actuatable control valve (104) for applying brake pressure (pb) to at least one brake device ...
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WO/2017/102045A1 |
The invention relates to an arrangement having a plunger piston (20) which is arranged in a guide (14, 25) in a housing cover (6) and which acts via a pressure plate (5) and a pressure spring (4) on a piston (3) guided in a housing (2). ...
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WO/2017/102270A1 |
The invention relates to an electromagnetic valve device comprising armature means (18) which are designed such that they can move along an axial direction in a valve housing (10) in response to an energising of stationary coil means (12...
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WO/2017/102046A1 |
The invention relates to a device in a control valve designed as a braking value indicator for a single-circuit or dual-circuit pneumatic brake system in a vehicle for adjusting a brake pressure corresponding to a desired braking effect,...
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WO/2017/090754A1 |
This fluid control valve device comprises: a spool valve provided with an introduction port through which a fluid can be introduced into a supply pressure chamber, a discharge port through which the fluid can be discharged from the suppl...
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WO/2017/090753A1 |
A valve control device according to the present invention is provided with: a correction unit that corrects the hysteresis of an output of a control valve according to the increase/decrease direction of a control output value; a detectio...
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WO/2017/085096A1 |
The invention relates to a brake arrangement (1) of a vehicle. In order to provide a brake arrangement (1) with high functional reliability, at least two electropneumatic directional valve devices (3, 18) in the brake arrangement (1) are...
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WO/2017/076892A1 |
The invention relates to a pneumatic braking device (10) for a utility vehicle, comprising at least one pneumatically controllable spring accumulator (12) for a parking brake of the utility vehicle and comprising an electronic parking br...
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WO/2017/076893A1 |
The invention relates to a pneumatic braking device (10) for a utility vehicle, comprising at least one pneumatically controllable spring accumulator (12) for a parking brake of the utility vehicle with an electronic parking brake device...
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WO/2017/076890A1 |
The present invention relates to a pressure-limiting valve (10) having a valve housing (12) and having a valve piston (18) and having a pressure-limiting adjustment spring (28), wherein at least one valve inlet (14) and at least one valv...
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WO/2017/076889A1 |
The invention relates to a pressure-limiting valve (10) having a valve housing (12) and having a valve piston (18) and having a pressure-limiting adjusting spring (28), wherein there is at least one valve inlet (14) and at least one valv...
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WO/2017/071484A1 |
A load-sensing valve for non-linear distribution of braking forces of front and rear brakes of a vehicle comprises: a valve body (1); a pair of valve chambers (2) disposed inside the valve body (1); and a load-sensing device (3) disposed...
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WO/2017/071991A1 |
The invention relates to a parking brake device (1) comprising an electrically controllable parking brake circuit with a parking brake actuation device (36) that has at least one parking brake actuation element (37), which interacts with...
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WO/2017/053108A1 |
A valve (300) for maintaining brake cylinder pressure in freight car brake equipment and a freight car brake system comprising such valve (300) are provided. The valve (300) includes a first diaphragm (302) defining a first side (310) an...
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WO/2017/042827A1 |
Kinetic Air release Valve will be having mainly three functions, (1) to escape the air during filling of water (2) to allow air to enter into the pipe system during draining of water from the system, (3) to release the air getting trappe...
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WO/2017/037666A1 |
Pre-filling device configured to operate in a braking system comprising a hydro-booster device (5) arranged to generate a hydro-boost pressure and a master cylinder chamber (7) including a hydraulic piston (94) for brake control. The pre...
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WO/2017/039639A1 |
A sequencing valve for an automatic parking brake. The sequencing valve has a housing with a first port for communication with a source of a brake pipe pressure, a second port for communication with an exhaust, and a third port for commu...
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WO/2017/032617A1 |
The invention relates to an electric parking brake device (1), comprising a controller (14), a valve device (8), a spring accumulator braking cylinder, a relay valve (18) having a pneumatic control input (20), which control input is conn...
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WO/2017/026968A2 |
The invention is related to a hand brake system (A) involving a trailer control valve (6) ensuring braking of the trailer simultaneously with the towing vehicle during the braking pneumatically through the signal towing vehicle receives ...
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WO/2017/018380A1 |
A hydraulic pressure generation device with improved spool valve responsiveness and a spool position estimation device are provided. The hydraulic pressure generation device is equipped with a regulator 15a comprising: a cylinder body 15...
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WO/2017/009271A1 |
A relay valve (10) for a compressed-air brake system of a commercial vehicle comprises a control piston (14) arranged in a housing (12) and being axially movable by means of a control pressure supplied from a control port (20); a valve m...
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WO/2017/006288A1 |
An actuating device (1) of a valve (40) for the braking of a trailer comprises: at least a driving chamber (12) having at least a braking gap (13) connectable to the braking system of a towing vehicle and inside which is slidably accommo...
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WO/2016/198153A1 |
The invention relates to the valve assembly for venting spring-accumulator braking cylinders in a trailer vehicle with pneumatic braking system, having a first connection for a line connected to a reservoir of the trailer vehicle, having...
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WO/2016/177458A1 |
The invention relates to a method for operating a compressed air-operated parking brake system (1) of a utility vehicle, comprising a parking brake device (3), by means of which compressed air is fed into a spring brake cylinder (2) and ...
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WO/2016/172858A1 |
An electromagnetic foot valve applied to a high-efficiency energy recycling system of a new energy commercial vehicle, comprising a connection body (9), an upper valve body (6) and a lower valve body (18), wherein the connection body (9)...
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WO/2016/169972A1 |
The present invention relates to a control valve assembly (20) for a parking brake system (1) for motor vehicles, comprising a housing (60); comprising a cylinder chamber (62) and a housing chamber (64), a control piston (66) guided in t...
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WO/2016/169967A1 |
The present invention relates to a hydraulically actuatable pneumatic valve mechanism comprising at least one hydraulic connection (P41, P42) and at least one compressed-air connection (P43), at least one compressed-air outlet (P22), and...
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WO/2016/169966A1 |
The present invention relates to a hydraulically actuatable pneumatic valve mechanism (HCTV) comprising at least one hydraulic connection (P41, P42) and at least one compressed-air connection (P43), at least one compressed-air outlet (P2...
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WO/2016/156114A1 |
The invention relates to a compressed-air device for vehicles, comprising an at least double-circuit pneumatic or electro-pneumatic brake mechanism (1) that includes at least one relay valve mechanism (8), an operating connection (26) of...
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WO/2016/150697A1 |
The invention consists of a control circuit for an electronically controlled parking brake (2) for a commercial vehicle (1). The parking brake (2) can be permanently locked to secure a standing vehicle, or temporarily applied to decelera...
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WO/2016/148802A1 |
A hot wheel protection valve includes a body defining a piston passageway and at least one piston positioned within the piston passageway, a first biasing member positioned on a first end of the at least one piston and biased towards a s...
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WO/2016/128416A1 |
The invention relates to a service brake device for vehicles comprising at least one pneumatic service brake device (22) with at least one piston and/or a membrane (28) which delimits a pressure chamber (24) which can be supplied with co...
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WO/2016/125365A1 |
The present invention addresses the problem of reducing malfunctioning during switching from a first pressurization state to a second pressurization state while in a state of brake operation. The present invention is configured so that w...
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WO/2016/116260A1 |
Brake modulator (1) for a compressed air braking system (80) of a vehicle, wherein the brake modulator (1) has a main housing (8) and two relay valves (2, 3) which are configured in the main housing (8) and are spaced apart in an axial d...
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