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JP2010520427A |
Method in which an electromagnetic valve in an electronically controlled pressure control device is calibrated, wherein the differential pressure prevailing at the valve which is to be calibrated is modulated periodically, and wherein th...
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JP4464242B2 |
A modulator (30) comprising an inlet (31), an exhaust (33) and an outlet (32), the modulator (30) comprising a piston (34) moveable in response to a control pressure in a control chamber (35) to vary to supply of fluid under pressure to ...
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JP4443472B2 |
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JP4435727B2 |
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JP4439039B2 |
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JP3157947U |
To reduce the number of parts by using one 3-port no-leak valve and improve the braking performance as compared with the case of using two 2-port no-leak valves. I will provide a. A hydraulic brake device includes an accumulator 26 for a...
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JP4418360B2 |
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JP4414814B2 |
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JP2010023575A |
To provide a parking brake device of a tractor-trailer combination vehicle with reduced consumption of working fluid.This parking brake device of a tractor-trailer combination vehicle includes a standard chamber 14 for actuating a servic...
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JP4407396B2 |
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JP2010502490A |
Valve for the venting circuit of a liquid tank, the valve comprising a chamber which includes openings that allow liquid to penetrate into the chamber above a certain level in the tank and/or in the event of waves in the tank or the tank...
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JP4391594B2 |
A vehicle brake system which permits both anti-lock control and different controls of independent force braking operations. In an independent force braking operation, a starting brake pressure is built up in the return circuit in the whe...
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JP4384996B2 |
A lock piston operates to automatically lock a parking brake piston which achieves a parking brake applied state in response to hydraulic pressure in a parking brake application control hydraulic chamber and operates to release a locked ...
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JP4383663B2 |
An improved spring brake actuator includes an improved valve housing which incorporates pressure test points into the air supply, and further incorporates an anti-compounding valve. By incorporating the anti-compounding valve and test po...
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JP4377054B2 |
The present invention relates to a pressure control valve including a valve housing which houses a valve seat in a housing opening, a valve closure member which is movable into abutment on the valve seat and adapted to interconnect or is...
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JP2009275735A |
To suppress harmful influence caused by a member moving at a high speed in a solenoid valve.In a normally closed solenoid valve 100D, a fluid chamber for storing working fluid is formed in a sleeve 120. A first movable element 216 is arr...
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JP2009257577A |
To improve valve opening responsiveness of a normally open solenoid valve, and to stabilize pressure control of a differential pressure control solenoid valve.When a shaft 402 and a plunger 411 move from a fully closed position to a valv...
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JP2009243550A |
To provide a hydraulic pressure control valve capable of improving the assembling workability of a filter to a valve housing of a solenoid valve or a similar hydraulic pressure control valve, decreasing its size after the filter is insta...
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JP2009243549A |
To improve ability of a check valve provided in parallel with a main valve, and to miniaturize a solenoid valve compatibly to realize a compact hydraulic brake device having excellent responsiveness.A main valve 8 to be operated by elect...
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JP4348053B2 |
The valve unit (50) is for use in a braking system of a tractor unit, for controlling the braking of a towed vehicle. It comprises valve devices (70, 90, 64) with a single piston (70) which can perform an operative movement between a res...
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JP4344097B2 |
For bonding magnet valves, inserted into a hydraulic block, to an electronic control circuit for wheel slip control, the invention proposes that wire ends of coils of the magnet valve be fixed to one face end of a winding carrier and bon...
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JP4324383B2 |
Electropneumatic control valve for a pneumatic brake system of a vehicle having a relay valve housing in which an axially adjustable control piston is arranged for actuating a valve seat arrangement which switches the compressed-air flow...
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JP4320968B2 |
Braking system including a master cylinder having at least two pressurizing pistons partially defining at least two mutually isolated pressurizing chambers, and wherein a working fluid in each pressurizing chamber is pressurized by an ad...
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JP4310149B2 |
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JP4294718B1 |
To provide a brake device for a trailer capable of operating the brakes of all wheels in a short time from a brake operation of a tractor even in the case of a trailer having a long overall length. An air tank 30 for storing air, a brake...
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JP4296613B2 |
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JP4289490B2 |
In a preferred embodiment, a calibration system for a valve pressure control system for a control valve comprises a microprocessor (102), a brake cylinder pressure detector (108) and a brakes full service detector (104). For testing purp...
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JP4289883B2 |
In a system for controlling a brake valve, the supply voltage available for controlling the electromagnet of the brake valve is continually measured during operation and the effective value of the voltage present at the coil of the elect...
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JP4276378B2 |
In a valve arrangement with a first and a second fluid connection (7, 9), a valve element (3) which is biased into a first position by a spring arrangement (4), in which the first and the second fluid connections (7, 9) are blocked from ...
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JP4275315B2 |
A master cylinder (32) in a vehicle hydraulic braking installation uhydraulic-fluid supply device for actuating wheel brake cylinders (20). The master cylinder (32) being isolated from the wheel brake cylinders (20) by at least one shut-...
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JP4272984B2 |
Electropneumatic double regulating valve for an air-operated vehicle brake system, which is disposed centrally on a wheel axle, equipped with two brakes, with a common relay valve housing ( 1 ), in which is integrated for each brake an a...
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JP4264025B2 |
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JP4260122B2 |
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JP4253316B2 |
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JP2009513408A |
The invention relates to a braking device for a rail vehicle comprising an electrical break generator whose braking effect is complemented by an electro-pneumatic friction brake (24) (blending) which consists of an electronic control sys...
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JP2009051505A |
To provide a highly reliable brake device capable of generating a necessary and sufficient braking force at a predetermined wheel even if a failure for immobilizing a hydraulic control valve occurs.The brake device has a plurality of flu...
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JP2009029414A |
To provide a braking device capable of affecting a hydraulic medium thereof, and having components constituted in a very simple and inexpensive manner.The viscosity of the hydraulic medium of a braking device is controlled by using elect...
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JP4215821B2 |
PCT No. PCT/DE96/02160 Sec. 371 Date Aug. 7, 1998 Sec. 102(e) Date Aug. 7, 1998 PCT Filed Nov. 13, 1996 PCT Pub. No. WO97/28998 PCT Pub. Date Aug. 14, 1997The valve has a seat valve with a hollow-conical valve seat and a closing member i...
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JP4207699B2 |
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JP4204705B2 |
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JP4203612B2 |
This invention relates to a multidirectional valve, in particular for wheel-slip-controlled and/or automatic-brake-intervention-equipped hydraulic brake systems of automotive vehicles, which includes a seat valve member disposed axially ...
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JP4202904B2 |
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JP4200394B2 |
The brake control system includes a control element with an adjustable spring. For simplicity and reproducibility a tensile spring system is used instead of the conventional compressed springs. The tension can be easily adjusted from out...
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JP4197955B2 |
The invention relates to a piloted valve, in particular an electropneumatic control valve for a pneumatic brake system of a vehicle. Said valve comprises a divided valve housing, in which at least one control piston that can be axially d...
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JP4191595B2 |
An electropneumatic regulating valve for an air brake system of a motor vehicle, with a valve seat assembly which switches compressed air flow between at least one external brake line connection, a feed pressure connection, and a venting...
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JP4187251B2 |
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JP4177947B2 |
An electromagnetically driving part for use in opening/closing a valve or the like, comprises a guide cylinder (17) in which a movable core (18) is received slidably, and a fixed core (15) fixed to the guide cylinder (17). The fixed core...
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JP4173542B2 |
PCT No. PCT/DE96/00848 Sec. 371 Date Apr. 10, 1997 Sec. 102(e) Date Apr. 10, 1997 PCT Filed May 14, 1996 PCT Pub. No. WO97/06040 PCT Pub. Date Feb. 20, 1997The invention relates to an electromagnetically actuated, controllable valve with...
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JP2008240985A |
To reduce an axial length while reducing the number of components and facilitating dimension accuracy control of component parts and securement of seal performance in a four-way selector valve.In the four-way valve, a valve element 35 eq...
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JP4158244B2 |
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