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7389642 |
Hydraulic disc brake lever assembly
A brake lever assembly for actuating a hydraulic disc brake system is shown and described. The brake lever assembly provides two-stage braking by operatively connecting a lever to first and second...
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7380646 |
Adjustable modulator for hydraulic brake lever assembly
A master cylinder assembly for a hydraulic bicycle braking system that includes a master cylinder having a first end and a second end, a first piston having a first end and a second end disposed in...
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7360360 |
Vehicle braking device
A vehicle braking device includes a stroke simulator provided between a control piston of a fluid pressure booster and a brake operation member, wherein the control piston has an inner peripheral...
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7360359 |
Hydraulic system having an emergency release mechanism for a clutch having servo-assisted pedal actuation
To disengage a clutch using the clutch actuation in the event of a failure of the system, having pedal force-assisted pressurization of the hydraulic system, composed of two hydraulic circuits, a...
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7240490 |
Tool arrangement and application of said tool arrangement
A tool arrangement includes a tool unit 2 , e.g. a cutting apparatus 2 ′, a spreader 2 ″, a squeezing device or the like, and a drive 3 , a control and/or switching clement, as well as a...
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7188912 |
Braking systems
A braking system includes a brake actuator which is moveable in a first direction to cause a brake applying member to apply a braking force to a member to be braked. A master valve includes a...
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7127891 |
Brake power generator for a hydraulic motor vehicle brake system, and hydraulic motor vehicle brake system
A braking force generator includes a primary piston displaceable in a housing to enclose a primary pressure chamber. A pedal simulation device is connected to the force input element. A pedal...
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7107769 |
Master cylinder
A combined master cylinder and dump valve includes a piston slideable within a body bore that defines a master cylinder for pressurizing a brake port. The piston includes a piston seal for...
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7104179 |
Braking device, and method of manufacture
A braking device and a method of manufacture of such a braking device. The braking device has a booster ( 1 ) formed of a cover ( 12 ) and of a cylinder ( 10 ). A central orifice ( 8 ) is formed on...
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7044566 |
Caging arrangement for a spring
A caging arrangement for setting a spring height and correspondingly chamber size in a master cylinder. A cylindrical member has a convoluted surface that is placed in a bore of a piston and a ball...
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6990812 |
Control valve for a hydraulic brake booster
A control valve of a hydraulic brake booster for use in a brake system. The control valve is characterized by a shuttle member having a stem on a first end and an annular projection on a second...
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6981438 |
Hydraulic brake booster
A hydraulic brake booster has an actuator arrangement for a control valve that includes a ball that is located in a first sleeve retained in a stepped bore of a cylindrical member and a pin that is...
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6955047 |
Master cylinder
Disclosed is a master cylinder wherein a seal member is given plural seal functions to reduce the number of seal members for partitioning a drain portion of the master cylinder, a constant-pressure...
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6907731 |
Master cylinder apparatus
A master cylinder apparatus is provided with a master cylinder and a booster. The booster comprises a booster shell whose interior is divided into a variable and constant pressure chambers. The...
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6848256 |
Booster
A booster of the present invention is structured to include one permanent magnet (first permanent magnet) 40 provided in an input rod 20 , and the other permanent magnet (second permanent...
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6732518 |
Hydraulic brake booster
A hydraulic brake booster for use in a brake system having a housing with a power piston located in a first bore and a control valve located in a second bore. An input member is connected to the...
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6729132 |
Remotely and directly pedal operated hydraulic compact booster for bi-directional braking
A bi-directional braking assembly for a vehicle includes a hydraulic booster assembly for applying proportional fluid pressure to a brake assembly and is actuated by a forward pedal. A master...
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6662561 |
Means to dampen the effect of pressure oscillations on a control valve
A control valve ( 10 ) having a plunger ( 64 ) with a stem having a flange defined by a first diameter ( 66 ) loosely located in a first diameter ( 58 ) of a bearing ( 50 ) and a second diameter (...
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6629585 |
Vehicle braking system
A vehicle braking system in which an annular piston brake and a booster to generate an amplified output force for actuating the brake are combined to form an integrated unit. The booster is mounted...
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6568182 |
Electronically controllable brake booster
Electronically controllable brake booster with a vacuum chamber and a pressure chamber, which are separated from one another by a moveable wall, a control valve arrangement, which can be actuated...
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6561596 |
Brake booster
A hydraulic brake booster ( 12 ) for use in a brake system ( 10 ) having a first housing ( 100 ) with a first bore ( 102 ) separated from a second bore ( 104 ). The first bore ( 102 ) retains a...
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6542793 |
Pedal apparatus for vehicles and a vehicle equipped with the same
There is provided a pedal apparatus for vehicles, which comprises a pedal reaction-force addition means 4 for adding a reaction force to a pedal 1 of a vehicle, a pedal force detection means 2...
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6520044 |
Brake pedal shock absorber and method
A shock absorber for coupling a brake pedal lever arm to a brake booster push rod. The application of impact forces to the brake booster push rod is sensed and the brake pedal lever arm is no...
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6513883 |
Hydraulic brake for a vehicle
A hydraulic pressure brake device for a vehicle includes a first piston outputting brake pressure generated in a first pressure chamber and a second piston having a larger diameter than that of the...
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6513327 |
Hydraulic pressure assisting device provided for a hydraulic brake apparatus for a vehicle
A hydraulic pressure assisting device includes a power piston slidably accommodated in a housing, an input member movable relative to the power piston in response to operation of a brake member,...
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6434934 |
Brake fluid pressure generating apparatus
The object of the present invention is to provide a brake fluid pressure generating apparatus which has a master cylinder with supplemental pressure room which operates the master cylinder...
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6434933 |
Hydraulic pressure brake device for vehicles
A hydraulic pressure brake device is provided with a vacuum boosting device performing a boosting operation and a hydraulic boosting device performing a hydraulic boosting operation. The hydraulic...
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6402263 |
Dual actuation master cylinder
A master cylinder ( 12 ) for use in a brake system ( 10 ). The master cylinder ( 12 ) has a housing ( 22 ) with a first ( 42 ) and second ( 44 ) pistons located in a bore ( 20 ) by first ( 46 ) and...
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6402262 |
Actuating device for the braking system of a motor vehicle
A motor vehicle brake system actuator has a pedal block with a brake pedal fixed thereon pivotably. A brake power booster with a two-part housing and with a main brake cylinder assembly unit is...
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6367893 |
Brake booster pressure control apparatus
A brake booster pressure control apparatus is provided for controlling the vacuum pressure of a brake booster, the brake booster assisting a braking operation on a brake pedal by using an intake...
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6354082 |
Air/water intensifier
An intensifier type of fluid actuator using air and water as working fluids therein includes first and second bodies that can be separate components or incorporated into a single structure. The...
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6322164 |
Braking device
The pump is connected on its delivery side through an auxiliary passage to a primary passage connecting the master cylinder and brake cylinder to each other, and a pressure control valve is...
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6322162 |
Actuating device for an electrohydraulic vehicle brake system
An actuating device for an electrohydraulic vehicle brake system has an emergency brake cylinder (2) which comprises a piston (24, 25), the latter being displaceable in a housing (21), and which...
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6301886 |
Hydraulic pressure generating apparatus for vehicle
A booster 4 and a hydraulic pressure master cylinder 5 are disposed so as to be inclined upward of a vehicle body by an angle θ with respect to a line L2 extending along the longitudinal direction...
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6276136 |
Hydraulic pressure brake apparatus
To provide an improved braking feeling in a hydraulic brake apparatus, the apparatus includes a pressure source, and a regulator for regulating pressure in the pressure source to a regulated...
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6164070 |
Hydraulic pressure type booster
The collar 13 for slidably supporting and guiding a valve body of the control valve 55 of the hydraulic pressure type booster 1 is press-fitted into the small diameter portion 9a of the stepped...
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6079207 |
Motor vehicle actuating unit
According to the present invention, the master cylinder of a motor vehicle actuating unit has a bipartite flange, and one part of the flange is provided as a mounting plate which is guided on a...
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6065290 |
Compact brake-control device
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6041601 |
Brake device with controlled brittle zone
A brake device having a master cylinder (1) connected to a pneumatic booster (2). The pneumatic booster (2) having a rigid casing (3) in which a partition (4) moves to delimit a front chamber (5)...
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6017170 |
Adjustable self locking shoring strut
A pneumatic/hydraulic shoring strut is disclosed for bracing walls in various situations. The shoring strut is provided with features that allow it to be infinitely adjustable and self-locking. In...
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5979292 |
Method of operating a pneumatic brake booster
In a method of operating an electromechanically actuatable pneumatic brake booster, an electromagnet which actuates a sealing seat of its control valve is energized in an interval by a short...
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5951117 |
Boosted braking system with automatically-controlled reaction
A boosted braking system for a motor vehicle having a master cylinder (200) and a pneumatic booster (100). The master cylinder (200) causes an increase in pressure of brake fluid supplied to at...
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5878573 |
Hydraulic brake system
In a hydraulic brake system of the present invention, the communication between a power chamber 30 of a hydraulic booster 2 and wheel cylinders (WCY) 58, 59 is allowed by a switching valve 64 when...
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5876189 |
Pumped fluid metering device for the precise feeding of a fluid
A metering device for the precision feeding of a liquid, such as, for example, an oil lubricant. The device has a fluid supply chamber with a working medium such as oil and which in turn is in open...
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5857334 |
Vehicle brake booster
A vehicle brake booster comprises: a body having an input port, an output port, and a flow path through which the input port is communicated with the output port; a first piston which is arranged...
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5839280 |
Fluid-mechanical actuator having a piston with two sections
A fluid-mechanical actuator has a cylinder housing and a piston which is guided movably in the cylinder housing. A working chamber can be filled with a fluid and is bounded by the cylinder housing...
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5806314 |
Pressurized cylinder and booster in a low volume pressure circuit
A pressure-driven cylinder having a piston sliding within a sealed housing chamber between a pair of opposed side-end walls in a piston chamber. At least one chamber wall has a moveable portion of...
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5802852 |
Brake booster with an integrated master cylinder
A brake assembly (10,210,310,410) with a master cylinder totally integrated into a brake assembly. A housing for the brake assembly has an interior separated by a movable wall (30,30') to define...
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5797264 |
Master cylinder and pneumatic brake booster assembly
A master cylinder (12) and pneumatic brake booster (10) assembly for use in a motor vehicle. The pneumatic brake booster (10) has a casing (15) fastened to a wall (16) which separates a cabin (H)...
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5778672 |
Brake valve
A two stage brake valve communicates fluid pressure to a brake mechanism. The brake valve has an inlet for receiving pressurized brake fluid from a pump, a reservoir port, a stepped bore and a...
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