Abstract: Provided is a continuous damping control shock absorber of a dual solenoid valve structure. The continuous damping control shock absorber of the dual solenoid valve structure includes a rebound solenoid valve and a compression solenoid valve. In the continuous damping control shock absorber, a separator tube for interworking prevention is installed to form a connection chamber at a position where the rebound separator tube and the compression separator tube are connected, thereby preventing interworking of the rebound solenoid valve and the compression solenoid valve 40. A communication hole is formed in the compression separator tube to communicate with the connection chamber.

Abstract: A debris wiping device (15) for a piston rod-cylinder assembly (10) includes a wiper ring (16), which surrounds a central opening (19). The wiper ring (16) includes a flexible element (17) that surrounds the central opening (19). A retaining cap (21) includes a tubular segment (22, 23) that transitions at one end into an end wall (24), which has a through opening (25).

Abstract: A hydraulic damper for an electrical switching apparatus includes a damper enclosure including an inner wall. Also included is a chamber defined by the inner wall, the chamber having a first end, a second end. Further included is a tapered portion of the chamber extending from a tapered portion initial end to a tapered portion terminal end, the tapered portion angled inwardly in a direction from the first end toward the second end of the chamber. Yet further included is a press rod at least partially disposed within the chamber. Also included is a piston having a piston outer surface and disposed within the chamber and having an initial position adjustable in a longitudinal direction of the chamber. Further included is a gap defined by the piston outer surface and the inner wall, wherein adjustment of the piston in the longitudinal direction adjusts the gap.

Abstract: A method and apparatus for a shock absorber having a damping fluid compensation chamber with a gas charge. In one aspect, a partition separates a first chamber portion from a second chamber portion, wherein the first portion of the chamber is at a first initial gas pressure and the second portion of the chamber is at a second initial pressure. A valve separates the first and second chamber portions and opening the valve comingles the first and second chamber portions so that the combined chamber portions are at a third pressure. In another aspect, a piston disposed through a wall is in pressure communication with the gas charge and is biased inwardly toward a pressure of the charge, whereby an indicator is movable by the piston in response to the pressure.

Abstract: In a railroad train having a brake system including a fluid carrying brake pipe (14) having an exhaust (52) and connecting a lead locomotive (12) and at least one remote locomotive, the train further comprising a communication system (24) for communicating between the lead locomotive and the remote locomotive, a method for adaptively determining a brake application for signaling a remote locomotive of a train during a communication loss includes determining a brake system operating condition of the train (72). The method also includes determining an operability condition of the communication system (74) and identifying an operator commanded brake application level at the lead locomotive during a communication system inoperability condition (76). The method further includes determining a signaling brake application level sufficient for signaling the remote locomotive via the brake pipe responsive to the monitored brake system operating condition (78).

Abstract: A system for maintaining brake cylinder pressure comprises a maintaining valve, a brake pipe, an emergency reservoir, and a brake cylinder configured to be in fluid communication with the brake pipe and the emergency reservoir. The brake pipe is configured to sustain a predetermined pressure within the brake cylinder during a brake application based on a differential between a pressure of the emergency reservoir and a pressure of the brake pipe.

Abstract: A disc brake for vehicles, in particular for commercial vehicles, includes brake pads which are arranged on both sides of a brake disc, a brake application device for applying one of the brake pads and a brake caliper for transmitting the application force to the brake pad on the other side, that is to say on the reaction side, of the brake disc. The brake caliper of the disc brake has a caliper frame which is produced from a shaped hollow profile.

Abstract: Provided is a solenoid-type variable damping force damper that improves the strength of the piston and prevents wire break in the electromagnetic coil. A piston includes a piston main body, an expansion-side valve plate, a contraction-side valve plate, an electromagnetic coil, and a bolt. The piston main body is an integrally formed component made of a ferromagnetic material, and includes a hollow cylindrical outer yoke that is in slidable contact with an inner peripheral surface of a cylinder, a columnar inner yoke having an outer peripheral surface opposing an inner peripheral surface of the outer yoke via first and second gaps, and a connection member connecting the outer yoke and the inner yoke with each other at an axially middle position of the piston and separating the first and second gaps from each other. The electromagnetic coil is fitted in the second gap of the piston main body.

Abstract: A caliper brake device includes a brake shoe for exerting a friction force by sliding in contact with a disk, a caliper main body fixed to a vehicle and an actuator for pressing the brake shoe against the disk. The actuator includes an elastic film fixed to the caliper main body, a drive pressure chamber defined by the elastic film and supplied with a fluid, a valve introducing the fluid to the drive pressure chamber, and a piston interposed between the elastic film and the brake shoe. The fluid is supplied to the drive pressure chamber and the elastic film swells toward the brake shoe, whereby the piston brings the brake shoe into sliding contact with the disk. The valve introduces the fluid to the drive pressure chamber when the brake is applied while limiting the discharge of the fluid from the drive pressure chamber when the brake is released.

Abstract: A plunger assembly for use as a pressure source for a brake system includes a housing having first and second ports. A motor is mounted on the housing for driving an actuator. A piston is connected to the actuator. The piston is slidably mounted within the housing. The piston pressurizes a first chamber when the piston is moving in a first direction to provide fluid out of the first port. The piston pressurizes a second chamber when the piston is moving in a second direction to provide fluid out of the second port.

Abstract: A clamp with a tripping mechanism in which the force for ensuring safe tripping is obtained via a compound lever mechanism directly from the energy storage element (S), such as a spring, that provides the clamping force.

Abstract: A brake drum for a vehicle includes a cylindrical main body having a braking surface. A backing plate is adapted to mount the brake drum on the vehicle. A wraparound connects the backing plate to the cylindrical main body and includes an inner annular section positioned adjacent to me hacking plate and an outer annular section positioned adjacent to the cylindrical main body. A vent is formed in the outer annular section. The vent includes an inner edge, an outer edge and a pair of opposing side edge joining the inner and outer edges. The inner edge of the vent features a curved shape.

Abstract: Supporting spring systems for sleeping, reclining or sitting furniture must have spring characteristics that provide good sleeping, reclining and/or sitting comfort. In known supporting spring systems, this is achieved only by relatively high design expenditure. The invention aims to create a simple and flexible supporting spring system which nevertheless ensures high sleeping, reclining or sitting comfort. Support elements (13, 50, 60, 70, 80) for connecting two female connectors (10) of a pair of female connectors (11) are provided for this purpose. The support elements (13, 50, 60, 70, 80) exhibit spring arms (15, 72) that are guided from beneath the female connectors (10) of the pairs of female connectors (11) up around the outside of the pair of female connectors (11).

Abstract: A composite brake disk for a motor vehicle includes a brake disk chamber and a related brake ring connected together by a joining process. In one joint area an internal brake ring tooth profile engages in a brake disk chamber tooth profile. The brake disk chamber tooth profile has brake disk chamber tooth faces in circular arc form, whereas the brake ring-tooth profile has brake ring tooth faces in the form of an involute. Due to the special version of the pairing of two different tooth formats a fixed, load-bearing connection can be achieved between the brake disk chamber and the brake ring.

Abstract: A one-piece, multi-density, jounce bumper is provided. The multi-density jounce bumper incorporates the necessary soft or low entry rate or stiffness, which is necessary to provide adequate feel and ride control, as well as the necessary energy capacity to manage peak loads, during a high-intensity impact event, such as an encounter with a pothole or the like. The multi-density jounce bumper may be configured as a single unitary component having a body, which may include a tip end and a base end. The body may be composed of a resilient material, the resilient material having a density that transitions from a first density at the tip end to a second density at the base end. The body may increase or decrease in density, in g/cc, from tip end to base end, along the body.

Abstract: An electric parking brake control system for automatically controlling one or more parking brakes in a vehicle. The parking brake control system includes an electric brake switch in communication with a low-pressure switch for automatically applying the parking brakes. The electric brake switch is preferably a latching type mechanism, which is capable of controlling a solenoid air valve external to the vehicle cab. The low-pressure switch automatically monitors an air reservoir for a low-pressure condition. The electric brake switch incorporates a time delay upon release of the switch, in order to prevent inadvertent application of the parking brakes due to a momentary loss of vehicle electrical power.

Abstract: A disc brake for a vehicle axle includes a brake rotor, a brake caliper that straddles the brake rotor, a wheel hub, and a plurality of brake rotor mounting elements that couple the brake rotor to the wheel hub. The brake rotor includes a friction ring portion and a rotor mounting portion radially inward of the friction ring portion. The rotor mounting portion is formed on a radially inner circumference of the brake rotor, and includes a plurality of splines extending radially inward toward an axis of rotation of the brake rotor and a radially inward extending axial motion limiting feature disposed between each adjacent pair of the plurality of splines.

Abstract: Methods and apparatus for position sensitive dampening. In one aspect a fluid damper is provided comprising a damper chamber divided by a piston into a primary compression and a primary rebound chamber; a secondary compression chamber in fluid communication with the damper chamber; and an adjustable fluid meter controlling fluid flow out of the secondary compression chamber.

Abstract: The invention relates to a brake disc for a land vehicle, particularly a commercial vehicle, having an axis of rotation, a friction ring, a disc pot and a disc flange for flange-mounting the same to the wheel hub of a vehicle, wherein the disc flange includes a flange facing. According to the invention, it is provided that the flange facing encloses an acute angle with a normal of the axis of rotation in the longitudinal sectional plane that contains the axis of rotation, when the flange facing is in the non-flange-mounted state thereof.

Abstract: A gas spring and gas damper assembly can include a gas spring and a gas damper. The gas spring can include a first end member, a second end member and a flexible wall that at least partially form a spring chamber. The gas damper can include first, second and third damper elements that are telescopically interconnected with one another. At least one of the first and third damper elements can be operatively connected to the first and second end members by way of a low-profile misalignment mount capable of undergoing resilient angular deflection. The second damper element can be operatively supported between the first and third damper elements. A method of assembling a gas spring and gas damper assembly is also included.