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Patent Searching and Data


Matches 401 - 450 out of 3,996

Document Document Title
WO/2000/017025A1
In an electro-hydraulic braking system a housing is provided having at least three discrete housing portions (1, 2, 3), a first portion being adapted to contain electrical drive circuitry for said at least one actuator, the second portio...  
WO/2000/015480A2
The present invention is a safety-enhancing automatic air parking brake lock system (11) that eliminates accidental and inadvertent disengagement of the air parking brake (100). The lock system (50) may be easily installed in a brake sys...  
WO/2000/007861A1
The invention relates to a relay valve for airbrake systems in railway vehicles, comprising an inlet valve, an outlet valve and a piston system that is connected to the inlet and outlet valve in such a way that it opens the inlet valve w...  
WO/2000/000372A1
A modulator valve for an ABS system for heavy duty vehicles is disclosed. It uses non flow-through solenoid valve assemblies (140, 160) that simplify the machining and manufacturing costs associated with the present arrangement. This eli...  
WO/1999/060251A1
An improved spring brake actuator includes an improved valve housing (32) which incorporates pressure test points (40) into the air supply, and further incorporates an anti-compounding valve (42). By incorporating the anti-compounding va...  
WO/1999/052734A1
The invention relates to an inching braking device. According to the invention, an adjusting device (90, 92) first initiates an adjusting movement of the brake piston (12) of a brake valve system (6, 8) after a predetermined stroke of a ...  
WO/1999/050117A1
The invention relates to an electromagnetic valve which is constructed in the form of a cartridge. The magnet core, magnet armature (12) and valve-closing member (4), and valve seat body of the inventive electromagnetic valve form an ope...  
WO/1999/041121A1
The invention relates to a pressure control valve, comprising a valve housing (14) which in an opening (21) houses a valve seat (12), and a valve closing member (1) which can be applied against the valve seat (12) and is able to connect ...  
WO/1999/040323A1
The invention relates to a pressure valve (1), especially for a piston pump provided for conveying a pressure medium in slip regulated hydraulic brake systems, whereby the pressure valve (1) comprises a valve seat body (10) and a valve c...  
WO/1999/037517A1
A valve (10) with a tubular valve housing (11) containing a hydraulic fluid guiding body (13) arranged between the body of the valve (12) with a hollow cone-shaped seat (26) and an area (21) of the valve housing (11) receiving actuating ...  
WO/1999/037518A1
A spring applied, hydraulically released (SAHR) parking and emergency brake system (30) can be manually overridden to permit towing or assisted vehicle transport when charge pump pressure is unavailable for the brakes (40), and is reset ...  
WO/1999/032337A1
The invention concerns a master cylinder (32) for a vehicle hydraulic brake installation for actuating the brake motors of the wheels, the master cylinder (32) being capable of being isolated from the wheel brake cylinders (20) by means ...  
WO1999006253A3
The invention relates to a pressure control device comprising the following: pressure control valves (5) which can close or open pressure control channels in a valve support body (1); a two-part covering unit (3) which is placed on the v...  
WO/1999/018375A1
A valve arrangement has a first and second fluid connection (7, 9), a valve member (3) prestressed by a spring arrangement (4) in a first position in which the first and second fluid connections (7, 9) are mutually shut off, and an actua...  
WO/1999/010213A1
An ABS modulator solenoid valve (10), having one electric solenoid (12), in which the valve control piston (14) has a passage (16) therethrough for balancing the pneumatic pressure on both ends (34, 36) of the control piston (14). One en...  
WO/1999/008915A1
The invention relates to a seat valve with a valve box (6) wherein two axially mobile valve closing elements are mounted. In normal position, the first valve closing element (1) blocks a first valve gate (7) situated between a first pres...  
WO/1999/006253A2
The invention relates to a pressure control device comprising the following: pressure control valves (5) which can close or open pressure control channels in a valve support body (1); a two-part covering unit (3) which is placed on the v...  
WO/1998/052801A1
The invention relates to a vehicle braking system with wheel slip control which is provided with a so-called filling valve, i.e. a non-return valve (5) between a secondary and a primary circuit. In order to fill the braking system with p...  
WO/1998/052802A1
The invention relates to a vehicle braking system with anti-slip wheel control. Said braking system is provided with a so-called filling valve, i.e. a non-return valve (5) between a secondary and a primary circuit. In order to fill the b...  
WO/1998/047751A1
An air braking system of a vehicle has a compressor (11), non-return valve (16), manifold (20), electrically actuable demand valve (21), an air consumer circuit (2.1). An auxiliary circuit connects the manifold (20) to the consumer circu...  
WO/1998/046464A1
An improved relay valve (10) having a supply port (16), a delivery port (18), an exhaust port (20), a control port (17), a relay piston (14) controlling communication between the supply port (16), the delivery port (18), and the exhaust ...  
WO/1998/041430A1
The invention concerns a motor vehicle hydraulic braking system which is operated by extraneous force and has a brake master cylinder (2) upstream of which is connected a hydraulic brake booster (3) comprising a booster piston (17) and a...  
WO/1998/040258A1
The invention relates to an electromagnetic valve (10) preferably comprising a rod-shaped base element (12) for insertion into a stepped hole (30) of a hydraulic unit (32). The base element (12) has a valve lifter (22) running through it...  
WO/1998/040259A1
The invention relates to a multiway pressure control valve for an electromagnetically controllable multiway control valve (2) for slip-controlled hydraulic motor vehicle braking systems, for connecting at least one wheel brake hydraulica...  
WO/1998/038069A1
The invention relates to a vehicle brake system which allows for both anti-blocking control and variable power braking control. When power braking is applied, starting brake pressure is built up in the wheel brakes (17, 18) by means of a...  
WO/1998/033688A1
An electromagnetically controllable multiple way control valve for hydraulic, anti-lock motor vehicle brake systems puts at least one wheel brake (wheel) in hydraulic communication with a high-pressure source (THZ) or a low-pressure rese...  
WO/1998/033687A1
An electromagnetically controllable multiple way control valve for hydraulic, anti-lock motor vehicle brake systems puts at least one wheel brake (wheel) in fluid communication with a high-pressure source (THZ) or a low pressure reservoi...  
WO/1998/032640A1
A supply dump valve comprises a piston (1) of substantial differential outline adapted to work in a stepped bore (2) in a housing (3). Actuation of a park brake causes the piston (1) to be exercised in response to operation of the park b...  
WO/1998/031577A1
A magnetic valve for liquid and gaseous working media, in particular for hydraulic braking systems of motor vehicles, has a first cylindrical housing part surrounded by a magnetic coil and having an inner, axial cylindrical recess for lo...  
WO/1998/031578A1
An electromagnetic valve has a valve housing (1) with a valve seat body (6) and a valve closure member (11) controlled by an armature (4). A valve coil (8) is arranged next to the armature (4) and delimited by a yoke ring (2). A housing ...  
WO/1998/028541A1
The invention relates to a pump comprising a pump housing (2) which has at least one working chamber (14, 15) and a valve housing (16, 17) connected to the working chamber (14, 15), and an inlet valve (E) and outlet valve (A) arranged on...  
WO/1998/024670A1
The invention relates to a multi-way seat valve, especially for hydraulic high-pressure control circuits, comprising a metallic valve closing member (1) and a metallic valve seat (2) with a hydraulic fluid (4) opening, wherein the valve ...  
WO/1998/024669A1
The invention concerns a multiway valve, in particular for hydraulic motor vehicle braking systems with wheel slip regulation and/or automatic brake engagement, the multiway valve comprising a seat valve body (2) disposed in an axially m...  
WO/1998/017515A1
A valve arrangement has a hydraulically controlled nonreturn valve (1) and another, preferably electrically controlled valve closure member (7) which are both positioned in a valve receiving bore (8) of the valve housing (12) that receiv...  
WO/1998/010967A1
A modular locomotive brake control unit according to the present invention includes a manifold having mounted thereon at least two of a brake pipe module, a brake cylinder module, a brake signal module, equalization reservoir module, ind...  
WO/1998/011372A1
A cable system including device connectors connected to electropneumatic valves and electrical sensors at predetermined posi tions along a path on a common manifold and a wiring harness (100) having a length sufficient to transverse the ...  
WO/1998/006614A1
An energy supply (1) has a compressor (2) for supplying compressed air to at least one compressed air consumer (4). At its output, the compressor (2) is connected to a pneumatically switched outlet valve (7). Two pressure regulating valv...  
WO/1998/005537A2
A motor vehicle power-assisted braking system including a master cylinder (200) for generating an increase in brake fluid pressure in at least one wheel brake (300), and a pneumatic brake servo (100) controllable by applying an input for...  
WO/1998/000325A1
The invention concerns a seat valve for hydraulic braking systems with ABS or traction control, with a valve housing (1) which receives at least one valve seat body (4) and a valve closing element (3). The valve closing element (3), when...  
WO/1997/046433A1
A solenoid-controlled valve assembly comprises a solenoid (1) for controlling operation of a spool valve (2), and the solenoid is contained within a solenoid body (3). The spool valve comprises a spool (40) working in a bore (41, 42) in ...  
WO/1997/044230A1
A pilot operated relay valve (10) for an air pressure braking system includes a relay piston (16) which is responsive to the pressure at a control port (20) to open the valve (10) so that its inlet port (38) is in free communication with...  
WO/1997/043155A1
A brake system having a combined electrically operable demand signal control valve and emergency valve (50) comprising a first inlet connected to the supply line (16), a second inlet connected to the reservoir (14), and an outlet (45) co...  
WO/1997/043154A1
A vehicle hydraulic system is disclosed comprising a hydraulic fluid reservoir (436); a pressure force (24) supplying pressurized hydraulic fluid to a discharge header (32B); a fluid conduit (28) between the discharge header and the rese...  
WO/1997/038885A1
The invention relates to a seat valve for the control of pneumatic or hydraulic pressure between at least two pressure medium channels (8, 8'), consisting of a valve closer (5) connected to a magneto inductor (4), a spring for determinin...  
WO/1997/032767A1
The invention relates to a trailer control valve (14) which has control pistons (90, 95) for actuating a double-seat valve (91) used to control the connection between a compressed-air supply, a compressed-air consumer and a pressure rele...  
WO/1997/029000A1
The valve (10) has a seat valve (41) with a valve seat (28) in the form of a hollow cone and a closing member (37) in the form of a spherical segment. An inlet drilling (29) connected to a pressure medium inlet (26) opens centrally into ...  
WO/1997/028999A1
The valve (10) has a seat valve (41) with a valve seat (28) in the form of a hollow cone and a closing member (37) in the form of a spherical segment. An inlet drilling (29) connected to a pressure medium inlet (26) opens centrally into ...  
WO/1997/028998A1
The valve (10) has a seat valve (53) with a hollow cone-shaped valve seat (28) and a closing member (37) in form of a spherical segment on a long bored-out plunger (20). A feed boring (29) connected to a pressure medium inlet (26) opens ...  
WO/1997/026168A1
In order to enable a hydraulic brake system equipped with a self-priming return pump (14) to rapidly fill wheel brakes (5) during active braking, the invention proposes providing a pressure-volume intensifier (20) on the pressure side of...  
WO/1997/018977A1
The invention relates to a hydraulic vehicle brake system with wheel slip control, with at least one non-return valve (5) with a closure member (1) which is lifted from its valve seat (2) when the brake system is evacuated. An elastomer ...  

Matches 401 - 450 out of 3,996