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WO/2011/070003A1 |
The invention relates to a trailer control module (100) for braking control of a trailer, comprising a housing having a fluid-tight housing wall and a first (128), a second (124), a third (114), and a fourth (116) connection in the fluid...
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WO/2011/061171A1 |
The invention relates to a pilot-controlled valve arrangement having at least one valve mechanism mounted in a valve housing (1) for multi-stage switching of a compressed air flow between a feed pressure connection (2) and a working line...
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WO/2011/054424A1 |
The invention relates to a trailer brake system of the coupled type, comprising a trailer brake valve, to which a pilot pressure of a tractor can be applied or which can be actuated by means of a brake linkage and which applies a corresp...
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WO/2011/050243A2 |
A method for establishing a predicted brake pipe pressure gradient is disclosed and generally includes installing an end-of-train unit on a railcar of an active train for sensing brake pipe pressure; installing a head-end-unit on a locom...
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WO/2011/045537A2 |
The invention relates to a vehicle (1) provided with a braking system (3). A pressure sensor (21) senses the pressure in an area (13) of the system and transmits said pressure to the dashboard computer (7), said pressure being set up so ...
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WO/2011/039558A1 |
The invention relates to a method for controlling a vehicle park brake system, wherein the park brake system is electronically controlled to achieve a proportional braking effect according to signals received from a park brake input devi...
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WO/2011/038998A1 |
The invention relates to a hydraulic braking system (1) for braking a moving mass, comprising a pressure element (14) for pressing onto a brake surface (15) under friction, a brake actuator (8) filled with hydraulic fluid for producing p...
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WO/2011/039559A1 |
The invention relates to a method for controlling a vehicle park brake system, wherein the park brake system is electronically controlled and wherein a user can request park brake deactivation through a park brake input device, character...
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WO/2011/029495A1 |
The invention relates to a relay valve device (1), comprising a housing (16, 17), a longitudinally movable relay piston (2) arranged in the housing (16, 17), a working valve device (3) that can be actuated by the relay piston (2), an out...
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WO/2011/024406A1 |
Disclosed is a brake pressure control valve (20) that is equipped with a block (31) in which at least first holes (31a, 31b) and two second holes (31c, 31c) have been formed, variable load valves that are disposed in the first holes (31a...
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WO/2011/015576A1 |
The present invention relates to a driver brake lever (100) for operating a railway vehicle, comprising a mounting device (106) implemented for allowing a rotary motion of the driver brake lever in a plane of motion. The driver brake lev...
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WO/2011/003491A1 |
The invention relates to a pneumatic brake system for a trailer vehicle and to a brake control modulator for such a brake system. Taking this as a starting point, the invention specifies a pneumatic brake system for a trailer and a brake...
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WO/2011/003486A1 |
The invention relates to a trailer control valve (1) for a compressed air braking system having a breakaway safeguard valve device (2), which has a control piston (21) that can move longitudinally in a longitudinal bore (20), the control...
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WO/2011/000769A1 |
The invention relates to a pressure control valve arrangement (7) for controlling the fluid pressure in an ABS brake system of a vehicle in such a way that, in the event of a tendency of individual wheels of the vehicle to lock, the brak...
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WO/2011/000215A1 |
A brake system with a small turning radius comprises normally open solenoid valves (9, 10) disposed in the brake circuits for left and right rear wheels and a small turning switch (13). When the vehicle turns or turns around at a small r...
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WO/2011/000778A1 |
The invention relates to a pressure control valve arrangement (7) for controlling the fluid pressure in an ABS brake system of a vehicle in such a way that, in the event of a tendency of individual wheels of the vehicle to lock, the brak...
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WO/2010/112906A1 |
A brake actuator (10) having a housing (12) in which is provided a movable brake actuating assembly (18, 30), the brake actuating assembly (18, 30) being movable between a brake apply position which, in use results in the application of ...
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WO/2010/112905A1 |
A brake actuator and control valve assembly, the brake actuator (10) having a housing (12) in which is provided a movable assembly (18, 20, 30) including: a brake actuating element (20) which is adapted, in use to be connected to a vehic...
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WO2010109525A1 |
In a brake controlling device (20), a separating valve (60) is provided in a main flow path (45) for interconnecting a first liquid pressure circuit and a second liquid pressure circuit. When an abnormality detecting section detects an a...
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WO/2010/094962A1 |
A valve assembly including a housing (24') provided with an inlet port (12'), a delivery port (14'), and an exhaust port (16'), the valve assembly further including a first movable element (32'), a first valve member (34a') and a second ...
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WO/2010/089021A1 |
A piston valve (10), especially for a pneumatic brake system in a vehicle, is disclosed. Said piston valve (10) comprises a switching piston (18) which can be moved in an axial direction (16) within a zone (12) of a housing (14), at leas...
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WO/2010/053692A2 |
Methods and valve arrangements for controlling the flow of pressurized air from a tractor to a trailer reservoir and to a trailer spring brake chamber. In one exemplary embodiment, pressurized air from a tractor is supplied from a tracto...
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WO/2010/032677A1 |
A load compensating valve (21) is provided with a pressure regulating valve (50) capable of outputting a pressure corresponding to a load compensating pressure for a fully occupied vehicle, a pilot pressure sensor (52b), a solenoid valve...
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WO/2010/020402A1 |
The invention relates to a bistable valve (10) having a self-retaining device (12). The invention provides that the self-retaining device (12) comprises a movable sliding element (14), a stationary latch (16), and a deep latching element...
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WO/2010/003854A1 |
In order to provide a safe and cost-effective device (1) for braking a vehicle using at least two braking systems, each of which comprises a friction brake that can be brought into frictional contact with a moving part of the vehicle, sa...
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WO/2009/146866A1 |
The invention relates to a compressor system (10) comprising a compressor (12) for supplying compressed air to a utility vehicle (14) that has a driving engine (18) with a turbocharger (16). Air that is pre-compressed by the turbocharger...
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WO/2009/118239A2 |
The invention relates to a method for checking the operability of at least one switching unit (1) which comprises a plurality of switches (S1 to S5) and at least one preferably internal control unit (5), which control unit is especially ...
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WO/2009/108249A1 |
A vent valve made from a standard emergency brake valve portion. It includes an emergency portion body with an interface to be mated with the emergency portion interface of the pipe bracket. The body includes a casting with at least one ...
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WO/2009/077090A1 |
The invention relates to a braking system of a vehicle comprising a vehicle dynamics controller (ESP) for influencing the vehicle behavior in the dynamic driving limit range, having an operating brake valve for generating a pressure depe...
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WO/2009/056305A1 |
The invention relates to a valve arrangement (1) for controlling a parking brake system of a rail vehicle or of a rail vehicle train, comprising at least one spring-loaded brake cylinder having a valve unit (10) for increasing, maintaini...
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WO/2009/007221A9 |
The invention relates to a pneumatic brake booster in which a bushing (103) which slides in a bore of the pneumatic piston (22) of the booster and an annular rear face (105) of which is intended to come into contact with an annular seal ...
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WO/2009/023486A1 |
A service brake/traction control valve includes a service brake control port, a traction control port, an exhaust port, and a control chamber. The control chamber fluidly communicates with the service brake control port and the traction ...
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WO/2009/021642A2 |
The invention relates to a valve arrangement (80) for controlling a brake system, which comprises at least one spring brake cylinder (82) and at least one service brake cylinder (84), of a trailer vehicle of a tractor-trailer combination...
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WO/2009/015831A1 |
The invention relates to a pilot-controlled valve (1) having a valve arrangement (16, 34), which switches a pressure medium flow between at least one working connection (12), a supply pressure connection (30) and a ventilation connection...
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WO/2009/016167A1 |
A hydraulic device (1) for actuating the braking of work vehicles and the like, comprising a duct for connecting the delivery duct (2) to the discharge duct (3) or to an auxiliary duct, along which there are auxiliary pumping means (35),...
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WO/2009/003781A2 |
The invention relates to a brake control system for a motor vehicle comprising a brake control member (1), a brake booster (4) and a brake master cylinder (5). The system of the invention further comprises a simulator (3) pneumatically c...
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WO/2008/116598A2 |
The invention relates to a pressure-actuated brake system of a vehicle or a tractor-trailer combination comprising a parking brake device (1) provided with a parking brake signal transmitter that controls an electronic control device for...
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WO/2008/113592A1 |
The invention relates to an electrical parking brake system for a utility vehicle. Said system comprises a valve device (10) which connects a compressed-air supply with a spring brake cylinder (12) without the intermediate connection of ...
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WO/2008/094991A2 |
A parking brake assembly for a railway car includes a ratchet mounted for rotation on a threaded piston rod of a brake actuator and a holding pawl engageable with the ratchet for maintaining a push rod of the parking brake assembly to ap...
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WO/2008/068892A1 |
A multiple protection valve that, even if an air leakage is caused by a failure of an air compressor connected to an input port, air in a parking brake circuit is prevented from leaking from the failed portion through an air flow path fo...
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WO/2008/025398A1 |
The invention relates to a valve unit (86) for an electro-pneumatic brake control device (14) for controlling a vehicle brake, wherein the valve unit (86) can be or is connected to a control input (82) of an air-quantity-boosting valve d...
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WO/2008/025404A1 |
The invention relates to a pneumatic brake system 72 for a vehicle with brake cylinders 82, 84, which can be actuated with compressed air, for actuating wheel brakes, wherein a first group of wheel brakes belongs to a first brake circuit...
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WO/2007/139673A2 |
The present invention generally relates to braking systems for all-terrain vehicles (8). More particularly, the present invention relates to hand and foot actuated braking control systems for all-terrain vehicles. Either or both of the h...
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WO/2007/111510A1 |
The invention relates to a hydraulic brake system for a bicycle which may or may not be provided with an auxiliary motor, comprising a brake disc and brake claws cooperating with the brake disc, as well as fluid-containing channels (4,6)...
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WO/2007/102935A1 |
A flow control device (30) having a first port (34), a second ρort (66), a third port (36) and the movable member (42). In a first mode, the movable member seals the second port while allowing fluid flow between the first and third port...
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WO/2007/071299A1 |
Disclosed is a pushbutton (5), especially for actuating an electropneumatic parking brake (EPH) in road vehicles, which is connected to evaluation electronics (ECU) (6) via connecting cables (1 to 4). In order to detect switching process...
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WO/2007/065994A1 |
The brake system (1) comprises the following sub-assemblies: a footbrake pedal (14) whose two stages correspond to service and emergency modes, respectively, pneumatic brake modules (6) which are assigned to each axle and each of which c...
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WO/2007/060111A1 |
The invention relates to a method for closing a solenoid valve, in which method: the solenoid valve is acted on with a first current value which leads to a first closure of the solenoid valve; the solenoid valve is thereafter acted on wi...
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WO/2007/042349A1 |
A method is described in which the wheel pressure in an electronically controlled motor vehicle brake system is determined. The brake system has inlet valves and outlet valves in the wheel circuits. At least one of the valves permits the...
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WO/2007/020387A1 |
A valve (40) comprising an inlet port (44), an outlet port (48), an exhaust port (60) and a diaphragm (50) disposed between the inlet (44) and exhaust (60) ports which is moveable, in response to air pressure within the valve (40), betwe...
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