Abstract: An example mount assembly includes a first chamber and a second chamber. The assembly also includes an inertia track having a central opening defining an axis. The inertia track defines a passage in fluid communication with the first chamber and the second chamber. The inertia track is moveable along the axis.

Abstract: The present invention relates to a position sensitive shock absorber having a bypass passage adapted to communicate a working fluid between two positions in a bore, and an adjustable one-way valve arranged to direct working fluid flowing through the bypass passage, the adjustable one-way valve comprising a resiliently flexible shim having a first end fixed relative to a port, the port being in fluid communication with the bypass passage, and a free end extending from the first end and covering the port, and an adjuster having a fulcrum arranged against the shim to form a pivot, whereby when the working fluid exits the port, the free end is urged away from the port and flexes the shim about the pivot, thereby allowing the working fluid to flow through the port, and when the working fluid enters the port, the free end is urged towards the port and covers the port, thereby substantially preventing the working fluid flowing through the port, and at least one of the shim and adjuster are displaceable relative to e

Abstract: [Problem] To provide a liquid-sealed antivibration device capable of improving the position accuracy of an outer fitting member and a diaphragm. [Solution] Since a cylindrical outer fitting member 11 with an outer edge part of a diaphragm 10 connected thereto is externally fitted on a partition member 20 at an area on an inner peripheral surface of the outer fitting member 11 where the diaphragm 10 is not connected, that is, since the diaphragm 10 is not interposed between the partition member 20 and the outer fitting member 11, the position relation of the outer fitting member 11 to the partition member 20 can be stabilized, so that the outer fitting member 11 can be restrained from inclining relative to the partition member 20.

Abstract: A hydraulic disc brake caliper housing that includes first and second side portions and first and second end portions that cooperate to define a fluid path defined therein that extends between a fluid inlet and a fluid outlet. The fluid path extends from the fluid inlet, through the second side portion, through the first end portion, through the first side portion and to the fluid outlet.

Abstract: An electrohydraulic brake system method for motor vehicles having a wheel-specific brake control function (ABS, ESC, TCS) and hydraulically actuable wheel brakes (43, 44, 45, 46), communicating with an electrically controllable pressure supply device. The pressure supply device (40) having a cylinder-based piston arrangement with a pressure space driven by an electromechanical actuator (2, 4). To set a brake system pressure (Psys) wherein a wheel-specific wheel setpoint pressure (Pi) is predefined for each wheel brake, and a pressure regulating process (301) is carried out, wherein at certain times a control process (303) of the pressure medium volume which is output by the pressure supply device is carried out instead of the pressure regulating process (301) of the brake system pressure, switching over (302) from the pressure regulating process to the control of the pressure medium volume is carried out as a function of the wheel setpoint pressures (Pi).

Abstract: An actuator (1), especially for a motor vehicle parking brake has a telescopic device (2) that actuates a brake cable (6), and a drive unit which is equipped with an electromechanical drive for actuating the telescopic device (2). The actuator (1) further has a displacement sensor unit for detecting the actuating travel of the telescopic device (2) as well as a force sensor unit for detecting the force applied to the brake cable (6) by the drive unit. The displacement sensor unit and the force sensor unit are disposed next to each other in or on the housing (3) of the telescopic device (2) while being separated from the brake cable (6). The assembly has a particularly simple and compact design while reducing the constructive and mounting effort required during the production of the actuator.

Abstract: A method and apparatus for a vehicle suspension system gas spring. In one embodiment, a vehicle suspension system gas spring includes a compressible main gas chamber and an additional volume combinable with the main chamber to change a gas spring rate of the system. In one embodiment, a low friction piston seal is created by a flexible seal member.

Abstract: A method for the operation a parking brake of a motor vehicle that comprises at least one wheel brake device, wherein the wheel brake device comprises an electric motor that can be activated for its actuation and that drives a spindle for the displacement of a brake piston between a clamping position and a release position, wherein for the calibration of the parking brake the electric motor is activated in order to move the brake piston into the release position in a first step and from the release position into the clamping position in a subsequent second step. It is provided that in the second step a power supply of the electric motor is interrupted during the displacement of the brake piston in a no-load phase (II) and at least one motor parameter of the electric motor is determined depending on a coasting behavior of the electric motor.

Abstract: A guiding means for a brake lining arrangement of a disc brake, comprising a main part which comprises a guiding portion provided for guiding a guiding projection of the brake lining arrangement and which comprises a fixing portion which is used to fix the guiding means to a brake support. The fixing portion has two contact surfaces and a stop surface which connects the two contact surfaces. At least one elastic retaining bracket is provided on the stop surface, the retaining bracket being in secure engagement with the brake support at least in some sections, and at least the stop surface is provided with a retaining portion which can be brought into contact with the brake support at least in some sections.

Abstract: A disc brake for a commercial vehicle has a caliper that straddles a brake disc. The caliper is mounted on a brake carrier on the vehicle side by way of two connecting bearings in an axially displaceable manner in relation to the brake disc. The connecting bearings each include a guide bar that is securely connected to the brake carrier and guided in a slide bearing of the caliper for the axial displacement thereof. At least one connecting bearing is provided with a radially elastic damping bushing, which at least surrounds the guide bar in regions and has grooves that are laterally delimited by ribs. The disc brake is designed such that the damping bushing has a progressive damping behavior in the radial loading direction.

Abstract: The operation of an air compressor is controlled to control engine performance to thereby improve the performance of the vehicle. A compressor (4) driven by an engine (3) of a vehicle and supplying compressed air to loads (51-54) is controlled by an ECU (2). A loaded state and an unloaded state of the compressor (4) are switched between each other according to the requirements from the loads (51-54). When the vehicle requires braking force, the compressor (4) is set to the loaded state irrespective of the requirements from the loads (51-54).

Abstract: [Object] To provide a durable liquid-sealed mount that allows a relative displacement between a stud and a housing, i.e., large strokes, has good cushioning properties, has good damping properties by inhibiting cavitation from generating even if high frequency vibration is introduced, and can still absorb small amplitude and high frequency vibration. [Solving Means] A liquid-sealed mount 1 is attached between a first member and a second member for controlling vibration introduced to the first member or the second member and includes a cup-shaped housing 10, a stud 20, a cap member 30, a diaphragm 40, highly viscous liquid 50, air, a movable damping plate 70, and a support member 80. The support member 80 is positioned between a lower end of the stud 20 or the movable damping plate 70 and the diaphragm 40 and transmits a load in a compression direction applied to the stud 20 to the diaphragm 40.

Abstract: A disk brake includes a retainer part of a pad retainer provided with an outside section, back section, and inside section. A pad rebounding section is formed by inclining the leading end of a strip, which extends in the disk rotor direction from the end of the inside section away from the disk rotor with an elastic loop section therebetween, toward the outside in the radial direction of the disk. During travel, a gap is formed between the inside section and the strip of the pad rebounding section, and when a lug piece moves inward, the pad rebounding section and the inside section come into contact with each other, the inside section is pressed against an inside surface in the radial direction of the disk, the back section is elastically deformed, and the elastically deformed back section presses the lug piece toward the center side of a caliper body.

Abstract: A mono-tube type hydraulic shock absorber includes a cylinder, a free piston that partitions the inside of the cylinder into a liquid chamber in which a hydraulic fluid is filled and a gas chamber in which a gas is filled, a piston slidably inserted into the cylinder, the piston partitioning the liquid chamber into two working chambers, a sealing ring provided on an outer periphery of the free piston, the sealing ring being configured to seal between the cylinder and the free piston, and a lubricating oil enclosed within the gas chamber to lubricate between the sealing ring and the cylinder.

Abstract: An example mount assembly includes an upper mount and a lower mount. The assembly also includes an inertia track having a central opening defining an axis. The inertia track defines a passage in fluid communication with the first chamber and the second chamber. The inertia track is moveable along the axis.

Abstract: In a brake actuator including a plurality of actuator housing portions, a diaphragm seal, partially delimiting a parking brake de-actuation chamber, is retained between adjacent actuator housing portions, and an elastic element disposed between the diaphragm seal and one of the housing portions opposes expansion of the parking brake de-actuation chamber. A push rod extends into and out of a service brake actuation chamber upon respective release of fluid pressure from the parking brake de-actuation chamber and supply of fluid pressure to the parking brake de-actuation chamber. In order to constrain a central portion of the diaphragm seal for movement together with both the push rod and a piston, a clamping arrangement is used to axially clamp the central diaphragm seal portion between an end of the push rod and a surface of the piston.

Abstract: A method for operating a brake system, which brake system includes a master brake cylinder, which is actuated by the driver with the aid of a brake force booster, a driver-independent pressure source, and at least one wheel brake to which a wheel speed sensor is assigned. During a braking operation initiated by the driver, which is identified in particular by a brake lamp switch, the present vehicle deceleration is determined and compared with a predefined threshold value, and the at least one driver-independent pressure source is activated if the determined vehicle deceleration reaches or falls below the predefined threshold value. A brake system for a motor vehicle, which brake system has a control unit in which the method is carried out is also disclosed.

Abstract: The braking device for a vehicle includes a judging portion which judges whether the input piston and the output piston are in contact with or separated from each other and a control portion which outputs the control signal to the pilot pressure generating device so that the hydraulic pressure detected by the hydraulic pressure detecting device becomes a target value corresponding to a vehicle state, when judged that the input piston is not in contact with the output piston and outputs another control signal to the pilot pressure generating device, by which the pilot pressure becomes higher than the pilot pressure generated under a same vehicle state to a vehicle state in a case that the control signal is outputted when the judging portion judges that the input piston is not in contact with the output piston, when judged that the input piston is in contact with the output piston.

Abstract: A shock absorber includes a first portion and a second portion that reciprocate relative to one another. The shock absorber includes a gas spring chamber defined between an interior wall and a plunger. A seal including a lip portion minimizes gas pressure loss and friction between the two portions.

Abstract: A rubber-metal sleeve bearing includes an outer sleeve having a first outer edge and a second outer edge in opposing relationship to the first outer edge, when viewed in an axial direction. The first and second outer edges each have at least one section provided with radially inwardly recessed outer edge regions. An inner sleeve is disposed in concentric relation to the outer sleeve, and an intermediate sleeve is disposed concentrically between the outer and inner sleeves and connected to the outer sleeve via a first elastomer layer and to the inner sleeve via a second elastomer layer.