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7543896 |
Pressure regulating reservoir and vehicular braking apparatus using it
A pressure regulating reservoir is structured such that a major diameter portion of a shaft contacts a bottom surface of a valve seat, whereas a top surface of a piston does not contact an upper...
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7497527 |
Reshaping device with ejector and method of ejecting workpieces
A reshaping device according to the invention has at least one ejector, for example, in the form of a cylinder pin ( 11 ) which is shifted by the workpiece ( 6 ) against the pressure from a...
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7461907 |
Rod/seal bearing arrangement utilizing locking fingers
An improved seal/bearing arrangement employs an O-ring type seal which has segmented fingers. The seal ring has a recess which is sized to mate with a corresponding projecting lug of a bore use,...
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7410223 |
Vehicle hydraulic brake device
A hydraulic brake device includes a hydraulic pressure supply passage for reducing the output hydraulic pressure by a first proportional solenoid valve and supplying it to a hydraulic passage...
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7232190 |
Reservoir for a hydraulic circuit
A tank according to the invention comprises a casing, a filling port ( 5 ) extending, on the outside of said tank, into a filling neck ( 7 ), which is provided with a screw thread having a pitch...
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7188913 |
Vehicular motor-driven brake device
A vehicular motor-driven brake apparatus includes an open circuit in which reciprocation of a master cylinder generating a brake pressure is caused by an actuator that operates according to a pedal...
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7104612 |
Vehicle brake hydraulic pressure generator
A brake hydraulic pressure generator is proposed which is simple in structure and can suppress fluctuations in the brake pedal operating amount due to fluctuations in the amount of brake fluid...
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6910745 |
Check valve with vibration prevention function
In a check valve of the present invention, when a pressure action direction of a fluid on a valve body is assumed to be X, a spring receiving surface that abuts with a seat surface that is at one...
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6494547 |
Brake system for electric motor-powered vehicle
Improving operating feelings and energy saving are aimed for a brake system of the type in which a predetermined differential pressure is produced between a master cylinder and wheel cylinders by a...
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6354672 |
Braking system wherein brake cylinder is communicated with pedal-operated pressure source upon failure of pump-operated pressure source
A braking system including a brake cylinder, a first hydraulic pressure source having a first pump device for pressurizing a working fluid, a second hydraulic pressure source operable in response...
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6345869 |
Brake cylinder pressure control apparatus with controller for controlling pressurizing device based on operating state of pressure control valve device
A braking pressure control apparatus for a braking system having brake cylinders including a pressurizing device capable of pressurizing a working fluid and controlling a pressure of the...
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6318816 |
Vehicle brake apparatus
A vehicle brake apparatus includes a brake pedal, a wheel brake cylinder operatively mounted on a wheel for applying a braking force to the wheel in proportion to a hydraulic braking pressure, a...
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6302498 |
Pressure-adjusting reservoir for ABS and vehicle brake device using the same
A pressure-adjusting reservoir which can reduce an unstable movement of a ball valve therein to release a pulse of brake fluid. The pressure-adjusting reservoir has a pressure-adjusting valve...
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6267456 |
Brake master cylinder and pedal feel emulator
A master cylinder (12) and pedal feel emulator (10) useful in a brake-by-wire system. A bore (18) of the master cylinder contains three pistons (22, 34, and 28), in tandem, that divide the bore...
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6244672 |
Method and apparatus for controlling a brake system
A method and an apparatus for controlling a brake system, the brake pressure of at least one wheel brake being controlled electrically as a function of at least the braking request of the driver....
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6227521 |
Graduated release valve
An apparatus incrementally reduces pressure in a first volume in response to an increase in pressure in a second volume. A valve body defines a bore that houses a piston and supply and return...
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6213564 |
Anti-lock brake system with piezoelectric brake actuator
An anti-lock braking system includes a moveable member to be braked and a friction brake for applying a braking force. A controller actuates the friction brake in accordance with braking force...
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6206486 |
Brake apparatus for a vehicle
In a brake apparatus provided with an actuator for controlling brake fluid pressure applied to a wheel cylinder, a non-return valve disposed in a conduit connected to a master cylinder so as to...
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6139119 |
Brake stroke simulator and method
A brake stroke simulator for achieving good stroke feeling in a vehicular brake apparatus has a first piston being displaceable by receiving a master cylinder pressure, and a second piston disposed...
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6126249 |
Brake pressure control devices
A brake pressure control system is proposed which operates on the fluid-return principle. This system includes a low pressure accumulator which must be emptied upon termination of a braking...
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6120111 |
Brake hydraulic circuit for motor vehicles
A brake hydraulic pressure circuit for increasing the speed of pressure increase at the wheel cylinder by the simple hydraulic circuit. An accumulator is connected to the discharging side of the...
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6106078 |
Pressure augmentation for brake apply system
A brake apply system includes a pressure charging module having a bore carrying a pumping piston that has a base piston surface and an augmentation piston surface. The pressure charging piston...
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6099087 |
Hydraulic braking systems for vehicles
In a braking system in which brake application is controlled electronically by the use of electrically controlled actuators (5, 6), a pedal-operated hydrostatic master cylinder (31) is connected to...
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6027182 |
Brake force control apparatus for properly performing both an ABS function and a BA function
A brake force control apparatus performs both a brake assist control and an antilock brake control without interference therebetween. A master cylinder generates a brake fluid pressure...
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6024421 |
Media divider for vehicle hydraulic brake systems
A media divider has a divider piston, which is received in a cylinder bore and embodied as a tubular deep-drawn part. Two pairs of a sealing ring and an annular guide part disposed side by side are...
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5951121 |
Device for detecting operation of brake pedal
A device for detecting operation of a brake pedal comprises: a first hydraulic chamber 9 in which fluid is pressurized by a first piston 7 connected with a brake pedal 1 when the brake pedal 1 is...
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5806939 |
Brake system with electronic anti-lock control
A hydraulic bake system with electronic anti-lock control includes a multi-circuit braking pressure generator, electrically operable hydraulic valves, low-pressure accumulators which accumulate the...
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5788340 |
Fluid pressure control apparatus and braking device using thereof
A fluid pressure control apparatus provided in a fluid pressure circuit between a fluid pressure generating source and an actuator, which controlls fluid pressure acting on the actuator, comprises:...
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5655818 |
Anti-skid control device
An anti-skid control device is provided that eliminates noise and vibration, provides better pedal responsiveness, and provides better anti-skid control. In the anti-skid control device 1, a...
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5618085 |
Hydraulic housing block for hydraulic brake control of vehicle brakes
The invention sets forth a hydraulic housing block with a downward-opening cavity which is covered by a protective cap. For ventilation of the cavity, the protective cap is arranged with a...
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5538335 |
Hydraulic brake system for a vehicle having a pump and a reservoir
The hydraulic brake system for a vehicle which can perform anti-lock control includes a brake circuit for connecting a master cylinder to wheel brakes, a control valve circuit for decreasing...
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5511861 |
Intermittently braking apparatus for anti-locking purpose
A braking apparatus includes: a multi-pass rotary valve and an expansion-cylinder mounted in between a brake master cylinder and a plurality of wheel cylinders provided on the front wheels and the...
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5401085 |
Brake pressure control apparatus for a hydraulic automotive vehicle brake system
A brake pressure control apparatus having a brake pressure master unit, a brake connected to the brake pressure master unit through a pressure line, a pressure-controlled inlet valve which is...
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5388894 |
Pump on demand
A brake fluid distribution control system for use in closed antilocking brake systems includes a switch in communication with low pressure accumulators for cyclically activating pumps that evacuate...
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5364176 |
Braking pressure control apparatus in a wheel slip control system
The invention is directed to a braking pressure control apparatus for controlling a wheel slip of a driven wheel during braking and driving operations, wherein pressure control valves are disposed...
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5356210 |
Anti-lock hydraulic brake system
An anti-lock hydraulic brake system provides a phase of pressure increase, a phase of pressure decrease as well as a phase in which the pressure is kept constant. To this end, an outlet valve and a...
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5234261 |
Multiplexing antilock brake apply channels
An ABS system has a plurality of brake channels receiving apply pressure directly from a pump without an accumulator during ABS operation. To assure sufficient pressure for all channels during ABS...
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5188439 |
Brake pressure control
A brake pressure control for use with an automotive anti-locking control system (ABS) and/or a traction slip control system (ARS) is provided. The control comprises a pressure modulator for varying...
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5139316 |
Tandem liquid pressure control device for an anti-lock brake
A tandem liquid pressure control device for an anti-lock brake system includes a tandem liquid pressure control cylinder disposed between a tandem master cylinder and the vehicle brakes, and a...
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5108161 |
Hydraulic braking circuit fitted with a wheel-antilock device for a motor vehicle
The hydraulic braking circuit is fitted with a master brake cylinder controlled by a brake pedal and with a wheel-antilock device, for a motor vehicle. This device comprises a pressure generator...
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4889395 |
Anti-lock control apparatus for air over hydraulic brake system
Disclosed is an anti-lock control apparatus for an air over hydraulic brake system having a first air pressure line leading from a brake valve to an air master cylinder as well as a second air...
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4865398 |
Actuator for wheel anti-lock system
An actuator for a wheel anti-lock system, which comprises a first conduit connected to a brake master cylinder and a second conduit connected to a brake wheel cylinder. To the second conduit, there...
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4861114 |
Proportioning control valve for use with antilock device
A proportioning control valve for an antilock control device having a cylinder and first and second pistons mounted therein. The first piston has braking output pressure and first input pressure...
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4799048 |
Accumulator
An accumulator has a piston axially slidably disposed in a cylinder mounted in a casing, the cylinder and the piston jointly defining a reservoir communicating with an inlet/outlet port in the...
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4794267 |
Anti-lock braking system check valve with build orifice
A valve assembly for use in an anti-lock braking system has a housing with a bore having a first inlet connected to a master cylinder and an outlet connected to a pressure responsive anti-lock...
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4637662 |
Anti-locking modulating valve for displacement type full power master cylinder
Disclosed is an integrated isolation/modulation valve for use in an anti-lock brake system which incorporates a spool valve element and a solenoid actuated valve. The solenoid actuated valve...
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4502735 |
Deceleration-sensitive type hydraulic brake pressure control valve for automotive vehicle
A hydraulic brake pressure control valve for an automotive vehicle which can provide an almost ideal ratio of front wheel cylinder hydraulic brake pressure to rear wheel cylinder hydraulic brake...
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RE31387 |
Anti-skid vehicle braking system
In a fluid pressure-operated anti-skid braking system for rail and other vehicles operating fluid from a supply for actuating a wheel brake is supplied to the brake through a fluid-flow control...
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4296971 |
Antiskid device
An antiskid pressure reducing device for a vehicle which lowers braking pressure to prevent wheels of the vehicle from coming into a locked state during brake application to the vehicle. A plunger,...
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4249780 |
Pressure medium brake system for a vehicle
A pressure medium brake system for vehicles with an electromagnetic control valve for forming a brake control pressure that increases with an increase of the energization of the coil of the...
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