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5449226 |
Braking system actuator
A braking system actuator includes a casing which accommodates therein a plurality of electromagnetic valves for controlling operations of a hydraulic circuit. A plurality of terminals which are...
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5449019 |
Unit consisting of electromagnetic valves
A unit comprises a valve housing having a bottom portion; and a plurality of electromagnetic valves standing on the bottom of the valve housing. Each electromagnetic valve includes a coil which is...
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5439279 |
Vehicular anti-lock brake system hydraulic control unit
A vehicle anti-lock brake system control unit having a control valve for a housing with a control valve bore therein. The control valve includes a sleeve with a moveable armature, and a coil...
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5411323 |
Automatic brake control apparatus and a brake pressure control valve
An automatic brake control apparatus includes a pressure intensifying solenoid valve in a hydraulic brake line connecting a source of hydraulic pressure with a brake, as well as a pressure reducing...
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5402824 |
Solenoid valve
A solenoid valve incorporates a pressure chamber with passage to an inlet port, a pressure chamber with passage to an outlet port, and an electromagnetically-actuatable valve arrangement fitted in...
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5385396 |
Valve block and method of assembling an element thereto
A method of assembling elements into a valve block is described, especially for use with slip-controlled brake systems, in which a sealing ball, valve covers or valve seats are inserted into the...
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5362137 |
Brake fluid pressure control unit
Brake fluid pressure control unit improved for smaller size and lower cost. A motor for a pump ms mounted in the circuit block and the pump is mounted on one axial end of the motor. The pressure...
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5354123 |
Anti-skid system including pressure differential and solenoid actuated triple seat, dual valves
A brake and anti-skid system (8) having an operator controlled source (11) of hydraulic fluid pressure, a hydraulically actuated wheel brake (12, 39, 17, 41) which responds to applied hydraulic...
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5335983 |
Hydraulic regulator for a brake pressure control apparatus
The invention is related to a hydraulic unit for hydraulic control and regulation of apparatuses, in particular for brake pressure control apparatuses in anti-lock control systems or for traction...
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5288141 |
Antilock brake system with integral housings for a junction block and electronic control unit
An antilock brake system is constructed in such a manner that a housing 61 of an electronic unit 6 is connected integrally to a housing of a hydraulic unit main body 5 for controlling brake fluid...
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5277484 |
Relay valve arrangement
A relay valve arrangement useful in an ABS system comprises a relay valve, a source of control pressure, a control pressure circuit, a control chamber which receives the control pressure from the...
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5244262 |
Housing block for a hydraulic braking system
A housing block for a hydraulic braking system which accommodates inlet and outlet solenoid valves in such a way that a flow medium through the inlet and outlet valves is circulated in pairs in...
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5224767 |
Hydraulic actuator for skid control system
A hydraulic actuator for a skid control hydraulic brake system comprises a casing having a master cylinder side port and a cover having a wheey cylinder side port. The wheel cylinder side port is...
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5141298 |
Hydraulic unit for a braking pressure regulating device
A hydraulic unit for a hydraulic controlling or regulating device, in particular for a braking pressure regulating device in anti-lock control systems or traction slip control systems for...
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5125432 |
Electromagnetic valve device having two electromagnetic valves
An electromagnetic valve device having two electromagnetic valves comprises a solenoid unit having a unit construction in the form of a hollow cylinder and having a pair of solenoids, and a valve...
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5040853 |
Electrohydraulic pressure control system
An electrohydraulic pressure control means for use with an anti-locking control system is provided with an integral assembly comprising an electronic controller (1) and a hydraulic unit. The...
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5035469 |
Pressure control device for anti-lock or anti-skid systems in motor vehicles
A first control valve which is normally open connects a master cylinder connection to a wheel cylinder connection. A second control valve which is normally closed connects the wheel cylinder...
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5022717 |
Pressure control unit, especially for motor vehicle brake systems
A valve block (10) includes fluid passages (12), valves (14), and connections (30,32,34) for fluid operated devices. Electromagnets (36) are attached to the valve block (10) for actuating the...
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5007455 |
Pilot-operated hydraulic antilock modulator
A pilot-operated hydraulic control valve for use in conjunction with a solenoid modulator to provide brake pressure modulation on heavier vehicles, particularly in so-called automotive anti-lock...
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4932728 |
Vehicle brake control system
A vehicle braking system having a wheel lock control arrangement with isolation valves, solenoid, and brake control valves for the system. In one arrangement, each wheel brake and isolation valve...
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4875742 |
Solenoid operated hydraulic control valve
A solenoid operated control valve for use as an inlet and/or exhaust valve in a pressure modulator has a flat valve element cooperating with a flat valve seat to control the flow of fluid through...
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4859005 |
Three-port fluid valve
A double solenoid valve especially for anti-lock braking (ABS) applications has a normally open conduit for connection to a first port fluidically in series with a normally closed conduit between...
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4842525 |
Electrical connector assembly for antiskid braking system
A connector assembly for an anti-skid hydraulic braking system comprises a bulkhead connector extending through an aperture in a sidewall of the brake fluid reservoir, a connector harness mounted...
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4828335 |
Control valve for vehicle anti-lock brake system
A control valve for an anti-lock brake system includes a one-piece valve body having an inlet opening in one end and an outlet opening in an opposite end. The valve body is provided with four other...
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4789208 |
Anti-locking brake modulator with independent input and output solenoid actuated valves including check valve and pressure relief valve
An anti-locking modulator for reducing braking pressure applied to brakes during anti-locking operation dependent upon pressure in a pressure chamber. An input solenoid valve supplies pressurized...
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4753494 |
Vehicle antilock braking systems
A vehicle antilock braking system comprises a servo for varying the effort applied by a brake on a wheel of the vehicle, a valve being provided to selectively connect the servo to a source of...
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4705324 |
Brake-pressure control and modulation system for an antilocking brake circuit assembly component for a disc brake
In a body (3) enclosing at least one brake-pressure control device actuated manually (1, 1') there is mounted an isolating and pressure-reducing solenoid valve mechanism (18, 24) which selectively...
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4690465 |
Antiskid hydraulic pressure modulator for vehicle hydraulic braking system
A compact, piezoelectrically operated pressure modulator for antiskid control of a hydraulic braking system. In its simplest form, the modulator comprises a body in which are formed a main...
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4668024 |
Solenoid-operated hydraulic control device for anti-skid brake system
A hydraulic control device for an anti-skid brake system for a vehicle, including a solenoid-operated directional control valve for communication of a pressure chamber in a hydraulic actuator,...
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4626045 |
Control unit for antilock brake systems
A control unit used for antilock brake systems, which comprises a support base having a hydraulic channel, an oil tank, and an electro-magnetic valve provided with openings communicating with the...
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4568131 |
Modulator for hydraulic brakes
This invention is a braking force modulator for hydraulic vehicle brakes which is intended to be inserted into the braking fluid conduit between the main cylinder or the like and one or more of the...
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4505520 |
Device for preventing vehicle wheels from locking
In a device for preventing a wheel lock condition of a vehicle, a fluid passage switching valve is inserted in a rear wheel brake fluid pressure transmission system. The fluid pressure switching...
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4486053 |
Solenoid operated valves
An hydraulic control valve and particularly such a valve for use as an automotive brake pressure modulation valve to maintain optimum adhesion and traction between the tire of the vehicle and the...
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4206950 |
Anti-skid and anti-spin brake system
A brake system for a vehicle having at least one wheel assembly comprises a master cylinder which is operable by an operator to communicate pressurized fluid to a wheel cylinder on the wheel...
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4196941 |
Wheel lock-up prevention apparatus
There is provided a wheel lock-up prevention device for compressed air operated brakes of a motor vehicle which includes a common control of the pressure in the brakecylinders of a given wheel...
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4175794 |
Modulator valve for a spinning and skidding wheel assembly
A brake system includes a master cylinder which is operable to communicate pressurized fluid to a wheel assembly in order to brake the latter. The wheel assembly is capable of spinning or skidding...
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3977734 |
Valve unit for braking pressure control in wheeled vehicles
A valve unit for controlling air flow and braking pressure in the brake cylinder of a pneumatic braking system. The valve unit has an inlet and an outlet valve assembly each of which are controlled...
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3913983 |
Modulator for use in air brake system with anti-skid device
The invention discloses a modulator for use with an air brake system with an anti-skid device, which modulator comprises, in general, a solenoid controlled two port connection valve, a passage with...
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3893694 |
Hydraulic pressure antiskid control apparatus for a vehicle
Hydraulic pressure antiskid control apparatus for a vehicle includes a pressure accumulator for supplying fluid pressure to a chamber for actuating a piston and valve disposed within the flow path...
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3749125 |
SOLENOID-ACTUATED PNEUMATIC ACTUATOR FOR ANTI-SKID VEHICLE BRAKING SYSTEMS
This invention relates to an electropneumatic control device arranged to be connected in a pneumatic brake control system responsive to electrical signals from a wheel acceleration sensor. The...
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