Abstract: A shock absorber includes an upper vibration damping sheet and a lower vibration damping sheet. Multiple first vibration dampers and a second vibration damper are located between the upper vibration damping sheet and the lower vibration damping sheet; the first vibration dampers are close to an edge of both the upper vibration damping sheet and the lower vibration damping sheet. One end of the second vibration damper is located on the lower vibration damping sheet and is far away from the edge of the lower vibration damping sheet, the other end of the second vibration damper extends towards the upper vibration damping sheet along an axial direction of the lower vibration damping sheet, whereby when a carrier moves, the shock absorber provides a damping effect for a gimbal through the first vibration dampers and the second vibration damper. An aircraft includes the shock absorber mentioned above and a gimbal.

Abstract: A master cylinder device 38 for a rear wheel brake of a motorcycle includes a master cylinder 35 and a reserve tank 36. The cylinder 35 discharges brake fluid when a piston thereof is pushed by depression of a brake pedal 40. The reserve tank is integrally formed with a cylinder body 35a of the master cylinder 35. A contour 60 of a rear wheel side of the master cylinder device 38 extending continuously from a bottom end ? of the master cylinder body 35a in a vertical direction to an upper end ? of the reserve tank 36 in the vertical direction is linearly formed to be oriented obliquely rearward and upward in a vehicle side view.

Abstract: Disclosed is a railway braking system including a braking device provided with a body, a single piston that can move with respect to the body to act on a brake linkage, and delimiting, together with the body, a pressure chamber supplied by a pressure medium source for placing the piston in a rest position where the linkage applies no force on a braking member of a railway vehicle, first and second seals housed between a first section of the piston and the body, and third and fourth seals housed between a second section of the piston and the body; the first and third seals being configured to form a primary sealing of the pressure chamber and the second and fourth seals being configured to form a secondary sealing of the pressure chamber.

Abstract: The pneumatic braking system comprises a pneumatic circuit for supplying a pneumatic braking pressure to at least one brake cylinder, and includes a pneumatic solenoid charging valve and a pneumatic solenoid discharge valve adapted to cause an increase and a reduction, respectively, of the pneumatic pressure acting upon the at least one brake cylinder, the solenoid valves being controlled by an electronic braking control unit; a solenoid brake release valve adapted to cause, when energized, a complete discharge of the pneumatic pressure applied to the at least one brake cylinder, independently of the conditions of the solenoid charging and discharge valves; and an electric emergency line on which in normal operation there is a voltage which drops when emergency braking is activated.

Abstract: Brake fluid inside a first wheel cylinder is pressurized by using a first pressure-regulating mechanism and brake fluid inside a second wheel cylinder is pressurized by using a second pressure-regulating mechanism. If a determination means determines that the first pressure-regulating mechanism action is in an unsuitable state and the second pressure-regulating mechanism action is in a suitable state, the control means pressurizes the brake fluid inside the first wheel cylinder by using a master cylinder and pressurizes the brake fluid inside the second wheel cylinder by using the second pressure-regulating mechanism, when an operation volume is less than a value. When the operation volume has reached the value, the control means pressurizes the brake fluid inside the first and second wheel cylinders by using the second pressure-regulating mechanism.

Abstract: A disc brake assembly for a motor vehicle braking system comprising a backing plate which has at least one borehole that defines a first longitudinal axis, and a guide pin which is arranged in the borehole and is designed to movably mount the brake caliper relative to the backing plate, wherein the guide pin defines a second longitudinal axis and the disc brake assembly further comprises a protective bellows which at least partially surrounds the regions of the guide pin that project from the borehole. The protective bellows has a guide section which is designed to displaceably guide the guide pin in such a way that the second longitudinal axis of the guide pin is offset relative to the first longitudinal axis of the borehole.

Abstract: Valve for a vibration damper having a valve housing and a valve slide movable in the valve housing to at least partially close at least one flow path of a fluid flowing through the valve. The valve has an input side and an output side. Pressure impingement surfaces of the valve slide are substantially equal for an opening pressure and for a closing pressure, and the valve slide has a restriction through which a pressure difference between opening pressure and closing pressure can be generated.

Abstract: The disclosure relates to a sleeve-like bearing receiving member for a plastics material sleeve, wherein the sleeve-like bearing receiving member may include a cylindrical sleeve wall that delimits the inner side of the sleeve-like bearing receiving member, wherein a plurality of apertures are formed in the cylindrical sleeve wall, wherein each aperture of the plurality of apertures is at least partially bordered by a collar that protrudes into the inner side of the sleeve-like bearing receiving member, and wherein the collar is configured to engage in the plastics material sleeve to retain the plastics material sleeve in the sleeve-like bearing receiving member.

Abstract: A swiveling arrangement with a swiveling element swivelable around an axis powered and damped by a gas spring having a cylinder filled with gas and divided into first and second working chambers by a piston that has a piston rod guided through the second working chamber and a guiding and sealing unit. A first connection opened during an outward stroke of the piston from the second to the first working chamber, and a second connection is opened during an inward stroke from the first to the second working chamber that has a smaller cross-sectional flow area than the first connection. An auxiliary piston separates the second working chamber from an auxiliary chamber. A third connection from the auxiliary chamber to the second working chamber opened in the end move-out stroke and a fourth connection from the second working chamber to the auxiliary chamber opened in the move-in stroke.

Abstract: A damping force adjustment mechanism includes a casing that accommodates a working fluid, a seal member that divides an interior of the casing into a first fluid chamber and a second fluid chamber, a housing that holds the seal member and is accommodated in the casing, and adjusting a damping force of the working fluid in the housing, a damping valve accommodated in the housing, a first pilot chamber and a second pilot chamber formed in the housing, a control chamber formed in the housing, a control valve dividing an interior of the control chamber into first and second control chambers, an actuator configured to electrically drive and control the control valve, first and second communication passages, first and second stationary orifices respectively provided in the first and second communication passage, and a third stationary orifice provided in a third communication passage provided in the control valve.

Abstract: The apparatus comprises a sensor for generating a vehicle load signal, weighting devices designed to supply a weighted pneumatic pressure as a function of the load signal, and first and second braking control apparatus, both coupled to the weighting devices and comprising respective relay valves which supply at their outlets respective braking pressures, modulated as a function of said weighted pneumatic pressure, to respective braking actuators associated with the wheels of a respective axle or of a respective bogie of the vehicle. The weighting devices comprise an electro-pneumatic drive assembly which is interposed between pneumatic pressure supply means and the drive inlet of the relay valves and an electronic weighting control unit which controls the drive assembly as a function of the load signal, so as to modulate in a predetermined way the pressure at the drive inlet of the relay valves.

Abstract: A brake system comprising: (a) a rotor; and (b) two or more brake assemblies in communication with the rotor, the two or more brake assemblies each including: (i) a caliper; (ii) a piston assembly located within the caliper; and (iii) a motor gear unit in communication with the caliper and configured to move the piston assembly to create a braking force; wherein one or more both of the piston assemblies are moved during a service brake apply or release; and wherein one or both of the piston assemblies are moved during a parking brake apply or release.

Abstract: A tubular vibration-damping device including: an outer tube member; an inner shaft member inserted in the outer tube member; a main rubber elastic body elastically connecting the inner shaft member and the outer tube member to each other; tapered tube parts provided on axially opposite sides of the outer tube member, each of the tapered tube parts being constricted in diameter to have a shape that gradually contracts toward an axial outside; and an extended tube part extending from the axial outside of at least one of the tapered tube parts of the outer tube member, the extended tube part including an expansion part that expands radially outward toward the axial outside.

Abstract: Provided is a braking device for a vehicle comprising: a first hydraulic pressure generation unit which generates hydraulic pressure corresponding to the volume of a master chambers in the master chambers that change in volume according to the movement of master pistons; a second hydraulic pressure generation unit which is configured so as to be capable of generating a desired hydraulic pressure in a bottoming state in which the forward movement of the master pistons is restricted by a master cylinder; braking force generation units which apply the braking force corresponding to the input hydraulic pressure to wheels of a vehicle; and a braking force control unit which causes the second hydraulic pressure generation unit to generate hydraulic pressure in the bottoming state, and inputs the hydraulic pressure to the braking force generation units.

Abstract: A torque transferring assembly that includes: a first output; a second output; and a spider located in between the first output and the second output. The spider is adapted to support a plurality of torque transferring elements such that each of the torque transferring elements are in communication with both of the first output and the second output. The torque transferring assembly is adapted to supply a torque to both the first output and the second output so that both outputs rotate together until a load or resistance acting on the first output becomes higher than a load or resistance acting on the second output. The torque transferring assembly is then adapted to transfer the torque to the second output so that the first output slows or ceases to rotate, while the second output continues to rotate.

Abstract: A method for determining the functional capability of a brake system with a wheel brake and a movable brake piston includes setting first and second braking forces on the brake piston with a hydraulic pressure generator and an electromechanical actuator, respectively, to set a parking brake force at the wheel brake. The method further includes actuating the actuator to set a third braking force on the brake piston with a value lower than the first and second braking forces. The hydraulic pressure generator is then actuated to set the first braking force after the third braking force is set. The actuator is then actuated to set the second braking force after the first braking force is set. The functional capability of the brake system is determined when the operating current during application of the second braking force temporarily corresponds to an open-circuit current of the actuator.

Abstract: A hydraulically operated disc brake caliper group with a fixing side faced towards a load-bearing element when mounted on it. The fixing side is configured to substantially rest directly on the load-bearing element, and a hydraulic connector is positioned at the fixing side of the caliper body. This configuration makes it possible to house the tube entirely in the load-bearing element of the bicycle, and to have complete closure of the opening on the load-bearing element. Furthermore, if vibrations generated while the bicycle is in motion loosen the fasteners, they can be retightened without having to dismount the caliper group.

Abstract: A valve system includes an isolation check valve delivering pneumatic fluid as a supply pressure, a double-check valve adapted to deliver a braking demand control signal of the pneumatic fluid based on a higher of a first braking demand in a first pneumatic braking circuit and a second braking demand in a second pneumatic braking circuit, and a control module. The control module is adapted to receive the supply pressure as a control module supply pressure of the pneumatic fluid, receive a control module control pressure of the pneumatic fluid based on the braking demand control signal, and deliver a control module delivery pressure of the pneumatic fluid based on the control module supply pressure and the control module control pressure. A tractor protection module delivers the pneumatic fluid at the control module delivery pressure based on a trailer park brake pressure of the pneumatic fluid.

Abstract: An assembly for enabling continuous seat post function during extreme conditions is described and includes: a first valve at least partially, slidably disposed within a stationary piston and for controlling a first fluid pathway there through, wherein the first fluid pathway runs from a first portion and to a second portion of the oil chamber, wherein the stationary piston separates the oil chamber into the first portion and the second portion; and a second valve at least partially disposed within the stationary piston and disposed in series with the first valve and having a second fluid pathway disposed through the first valve and the second valve, being in parallel with the first fluid pathway, running from the first portion to the second portion of the oil chamber, and providing a bypass for oil to flow from the first portion to the second portion when the first fluid pathway is closed.

Abstract: A shock absorber includes a first tube defining a first chamber and a piston head movably disposed within the first chamber. A hollow piston rod extends from the piston head. The hollow piston rod defines a rod chamber, and a tuned vibration absorber is disposed within the rod chamber of the hollow piston rod.