A bushing is for supporting a movable cylindrical body within a housing, the housing having a central axis, an inner circumferential surface and an annular groove formed in the surface. The bushing includes a plurality of generally arcuate tube segments disposable within the groove and alignable circumferentially about the housing axis so as to form a generally tubular body configured to slidably support the cylindrical body. Preferably, each tube segment is formed of a generally rigid metallic material.

A grommet device and method of using a grommet device is provided. A top structure has a top surface. An aperture having a central axis is positioned interior of the top structure. A sidewall is formed around the aperture and connected to the top structure. The sidewall is positioned substantially perpendicular from the top surface of the top structure. At least two upper protruding structures are connected to the top structure at different locations along the top structure, wherein each of the upper protruding structures extends into the aperture. At least two lower protruding structures extend from the sidewall at different locations along the sidewall, wherein each of the lower protruding structures have a flexing portion extending into the aperture, wherein each of the upper protruding structures are substantially radially aligned with the flexing portion of each of the lower protruding structures, respectively.

A hanger for a sash of a window to detachably engage the sash with a rail of the window, and the hanger includes a pulley assembly and a restricting assembly. The pulley assembly has a base and a plurality of pulleys mounted on the base for rotation. The pulleys engage the rail so that the pulley assembly moves in the rail. The base is provided with a slot. The sash is provided with a rod. The rod engages the slot of the pulley assembly to engage the sash with the rail, and the rod leaves the slot via a lateral opening thereof while the covering rotates for a predetermined angle. At this time, the sash is disengaged with the rail to be moved off the window.

Disclosed is a hinge having a rigid portion integral with a flexible portion suitable to be bent with respect to the rigid portion, wherein the rigid portion has a substrate in a rigid composite material and the flexible portion has a first flexible sheet, wherein a first portion of the first flexible sheet is joined at least partially to the substrate by means of at least one first layer of resin for composite materials, wherein the flexible portion also has a second flexible sheet joined at least partially by means of at least one second layer of resin for composite materials both to the first portion of the first flexible sheet and to at least one second portion of the first flexible sheet which is not joined to the substrate.

A vertically adjustable hinge includes a first leaf rotatably connected to a leaf assembly. The leaf assembly defines an opening with at least a first inclined surface and includes a block received in the opening. The block defines a threaded hole and at least a second inclined surface abutting the first inclined surface. A leaf assembly housing receives the leaf assembly and the block. The leaf assembly housing defines screw holes for receiving a screw that passes through the threaded hole. A rotation of a screw in the threaded hole causes a horizontal translation of the block, which in turn causes a vertical translation of the leaf assembly.

A door escape includes a hinge member securable to a door pivotably movable between an open position and a closed position relative to an enclosure. A first securing device secures the hinge member to the door. The first securing device is manually removable from the hinge member from exterior of the enclosure, permitting removal of the door from the enclosure. A second securing device secures the hinge member to the door. The second securing device is manually removable from the hinge member from interior of the enclosure, permitting removal of the door from the enclosure.

A hinge for transport cases, trunks, suitcases and the like, comprising two elements which are mutually articulated about a common axis and are both able to rotate with respect to the common axis. Each element is delimited by two parallel walls and has a total width that is equal to the width of the channel delimited between the stiffening ribs of the transport case, suitcase or trunk on which it will be installed. Each element is associable with the stiffening ribs of the respective transport case, once it is inserted between the ribs, without requiring any mechanical machining of the surfaces of the case.

The fatigue reduction device includes a frame configured to receive a handle substantially perpendicularly to a longitudinal axis of the frame. A user-faceable portion of the frame is inwardly concave to conform to an arm of a user.

A handle mechanism with multiple stop locations and a lawn mower including the handle mechanism includes a handle and a location shifting element with multiple stop locations, the handle being provided with a locking mechanism that is automatically clamped with one of the multiple of stop locations of the location shifting element for fixing or adjusting the handle. A lawn mower, including the handle mechanism, includes a lawn mower body, the handle rotatably connected with the lawn mower body by the handle rotating shaft. The locking mechanism and the location shifting element are equipped with stop locations can be automatically locked, therefore, the operator can adjust the stop locations of the lawn mower conveniently.

A castor with separate brake device and brake release device is provided with a shell, a brake piece, a brake unit and a brake-release unit. The brake unit and the brake-release unit are two separate members, while they are interactively linked by a push portion and the notch portion, so as to ensure the accuracy of the brake operation. Whenever the castor is in a brake-activated status or brake-deactivated status, the brake pedal and the brake-release pedal pivot in opposite direction to present different angles, which makes it easier for the user to see the status of the castor (in brake position or non-brake position), and prevents confusion or accidental operation.

The invention relates to a device (10) for actuating the closure of a movable part (12) of a motor vehicle, in particular a door, or hatchback, or similar, comprising a support (11) that can be fixed to the inner face of the movable part (12), a bearing unit (20) that can be pivoted about a first axis (13) provided on the support (11) and a handle element (40) with a first (41) and a second end (42), the second end (42) being fixed to the bearing unit (20), whereby the handle element (40) can be pivoted together with the bearing unit (20). According to the invention, the first end (41) is pivotally mounted on the first axis (13) and at least one bearing element (22, 22a, 22b) is provided for the horizontal bearing of the first end (41), said bearing element being located in the region of the first axis (13).

A brake disk for a motor vehicle includes a friction ring and at least one insert portion. The insert portion is located within and arranged coaxially with the friction ring, and is configured so as to possess an annular disk shape and define a plurality of openings. The friction ring is configured such that material of the friction ring fills the plurality of openings.

A vehicle brake pad includes a back plate layer, an underlayer, an adhesive layer that mediates between the back plate layer and the underlayer, and a friction material layer, wherein the vehicle brake pad does not include a shim and wherein at least one of the back plate layer, the adhesive layer, and the underlayer has a loss factor of 0.2 or higher, calculated according to the following Equation 1, at temperatures from −100 to 300° to damp noise of a frequency range of 200 to 20,000 Hz at temperatures from −100 to 300°: (Equation 1) Loss factor η=(f2−f1)/f0, where η is a loss factor, f0 is a noise frequency, f1 is a minimum value of amplitude of a noise frequency when a noise level is reduced by 3 dB, and f2 a maximum value of amplitude when the noise level is reduced by 3 dB.

A brake pad of a disc brake, having a pad carrier plate and an intermediate layer which is fastened to the bottom surface thereof and carries an abrasive friction lining, is configured in such a way that the thickness of the unused friction lining is less than or equal to a predefined maximum wear dimension. The thickness of the friction lining plus part of the thickness of the intermediate layer correspond to the maximum wear dimension.

An adjustable damping valve device with a damping valve has an elastic element, applies an axial relative force between two elements which are constructed so as to be axially movable relative to the valve housing, or the elastic element applies a relative force between an element of the damping valve, which element is constructed so as to be axially movable relative to the valve housing, and the valve housing, or the elastic element applies a relative force between an element of the damping valve, which element is constructed so as to be axially movable relative to the valve housing, and an element which is constructed so as not to be displaceable relative to the valve housing, so that one of the axially movable elements releases a flow passage for the flow of damping medium through the damping valve at least in a neutral state of the damping valve device.

The invention relates to an electromechanical-magnetically integrated braking assistance device, comprising an electrical motor, an oil holder, a braking main cylinder, an assistant force generating portion, and a pedal input rod, an absolute displacement sensor or a relative displacement sensor is connected to the pedal input rod; a lead screw is sleeved over the pedal input rod, and a ball nut is sleeved over the lead screw; a ball nut bushing is fixed to the ball nut by being sleeved over the ball nut; a driven gear is fixed to the ball nut bushing by being sleeved over the ball nut bushing; and the electric motor meshes with the driven gear via a transmission mechanism. An end of the lead screw which passes through the ball nut bushing has an aperture, into which a feedback disc is installed; an end of the feedback disc is connected to an end of an output rod which is coaxially arranged with the lead screw inside the assistant force generating portion, and another end of the output rod extends into the braking main cylinder and is connected to a piston of the braking main cylinder.

A friction-damping energy absorber has at least one sliding post, a sliding sleeve, and two supporting boards. The at least one sliding post has two ends. Each one of the at least one sliding post is composed of multiple first material layers and multiple second material layers arranged in an alternate manner mounted. The sliding sleeve is mounted around at least one part of the at least one sliding post and is composed of at least one sliding unit. The supporting boards are respectively mounted on two ends of the at least one sliding post.

In an approach to interlock braking, one or more driving wheels and one or more driven wheels are engaged to rotate in the same first direction. One or more braking wheels are driven by a power transmission mechanism associated with the one or more driving wheels. A first braking surface, associated with the one or more driven wheels, and a second braking surface, associated with the one or more braking wheels, engage. A braking force is generated by the engagement of the first braking surface and the second braking surface, and transmitted by the power transmission mechanism to the one or more driving wheels.

A method for mounting a flexible tube associated with braking hydraulics on a bicycle between a braking control member and a braking member. The method provides a mounting cable for use in locating the flexible tube within a bicycle frame element while the ends of the flexible tube are exposed so a respective end can be connected to the control member and the braking member. The method simplifies the insertion process and reduces damage to the flexible tube. A tool for inserting the flexible tube is also provided.

A disc brake, preferably a compressed air-actuated disc brake, in particular for a motor vehicle, has a brake application mechanism with a brake rotary lever, at least one spindle unit having a threaded rod screwed into a bridge, and a brake caliper. The caliper frames an edge region of a brake disc. The brake caliper has a brake application portion and a caliper back which are connected together via tie bars. The brake application mechanism with the brake rotary lever is received in the brake application portion of the brake caliper from an application face side of the brake disc. The brake application portion of the brake caliper has a first region, in which the application mechanism and a force transmission portion of the brake rotary lever are arranged, a second region, which is formed as a lever housing, and a lever portion for the brake rotary lever. A support wall with a bearing portion, which forms a pivot bearing with a brake rotary lever axis that runs parallel to the brake disc, for the brake rotary lever is arranged between the first region and the second region.

A brake caliper is provided with a timing and retraction controller, a brake pad and a lock-connection comprising an engaging component and a locking component. The timing and retraction controller adjusts brake timing, eliminates parasitic brake losses and dampens out-of-plane vibration between the brake pad and rotor. The brake caliper includes a housing disposed over a brake rotor; first and second opposing brake pads extendably and retractably mounted on opposite sides of the caliper housing, brake pistons that extend and retract the brake pads into and out of frictional engagement with the rotor, and brake pad timing and retraction controllers disposed on opposite sides of the caliper housing. Each controller includes a Belleville spring or other resilient member with a short compression travel limited to between about 1.50 mm and 0.025 mm. The short stroke Belleville spring of each controller applies a hold-off force against the extension force of the brake pistons that slightly delays brake pad extension and slightly reduces brake pad clamping force against the rotor, thereby advantageously providing a front wheel braking bias when applied to the rear wheels of a vehicle. The restorative force applied by the short stroke Belleville forcefully and uniformly retracts the brake pad from the rotor, eliminating parasitic brake losses, and dampening out-of-plane vibration between the brake pad and rotor.

An adjusting device for a disc brake, in particular for utility vehicles, is provided. The adjusting device includes a freewheel having an inner ring and an outer ring. The inner ring and outer ring together with multiple rolling bearing balls form an axial ball bearing. The inner ring is rotatably supported relative to the outer ring by the rolling bearing balls. The freewheel further has a cage in which multiple clamping rollers are biased with compression springs and compression pieces, the cage being arranged between the inner ring and the outer ring in a radial direction relative to a through-bore passing through the inner and outer rings. The compression springs may be pretensioned by rotating the cage relative to the inner ring and then fixing the cage to on the inner ring with a locking device.

The invention relates to a pad for a bicycle disc brake, comprising a support frame and an element made of friction-wearing material associated with said support frame. The element made of friction-wearing material comprises a visual wearing indicator, which preferably is defined on an upper portion of the element made of friction-wearing material, more preferably at a side end area of said upper portion. The invention also relates to a bicycle disc brake comprising a pair of pads of the type described above.

A brake device of a transmission includes a first brake provided in a transmission including an outer cone and an inner cone, a second brake provided at one end of the first brake and operated at the time of a low stage or backward movement, and an elastic body provided between the first brake and the second brake to operate the first brake or the second brake depending on a spring load.

A bicycle fork includes a pair of fork leg assemblies, each of the leg assemblies having an upper leg telescopingly engaged with a lower leg. A damping assembly is provided in at least one of the legs. The damping assembly includes lock-out and blow-off compression circuits. These compression circuits are externally adjustable without tools. Furthermore, these two compression circuits may be adjusted independently of each other.

A damper assembly includes a housing and rod supported by the housing. A piston assembly is attached to the rod, and is positioned to separate an interior chamber of the housing into a first fluid chamber and a second fluid chamber. The piston assembly includes an annular plate that defines at least one orifice. The orifice interconnects the first fluid chamber and the second fluid chamber in fluid communication. The damper assembly includes a piezoelectric device that is moveable between a disengaged position and an engaged position, in response to a control signal. When disposed in the disengaged position, the piezoelectric device does not affect fluid flow through the at least one orifice. When disposed in the engaged position, the piezoelectric device does affect fluid flow through the at least one orifice, to adjust a damping rate of the piston assembly.

A linear displacement damper structure includes a screw shaft, a metallic disk, a screw barrel, a controlling member, and a driving member. The screw shaft is fixed in a position, connected to the metallic disk, and threaded with the screw barrel. The screw barrel is connected to an external device and driven by the external device to perform a linear displacement along a length direction of the screw shaft relative to the screw shaft, so that the screw shaft drives the screw shaft and the metallic shaft. The controlling member has a permanent magnet and is disposed near to the metallic disk, so that the metallic disk generates a magnetic resistance to reduce the rotation speed of the metallic disk. The driving member drives the controlling member to move to change a distance between the controlling member and the metallic disk to adjust the magnitude of the magnetic resistance.

A one-piece rail vehicle brake disk is made of steel or cast iron, comprises at least one effective surface with which a friction element comes in contact during a braking maneuver, and is designed in such a way that the effective surface has a plurality of blind holes.

An attachable high-manganese steel brake disk includes a first disk member including air vents disposed radially therein to be spaced apart from each other, and a pair of second disk members installed to be attached to two surfaces of the first disk member and having a braking surface in contact with a brake pad. Between the first disk member and the second disk members, at least the second disk members are provided as high manganese steel members.

An electro-mechanical brake device may include: a driver configured to generate rotary power; a first gear connected to an output shaft of the driver, and the first gear configured to rotate with the output shaft; a second gear installed in a direction crossing the first gear, engaged with the first gear, and configured to rotate with the first gear; a third gear engaged with the second gear and configured to rotate with the second gear, the third gear having a rotating gear bar installed in parallel to the output shaft and configured to rotate with the output shaft; a moving nut engaged with the third gear and configured to move linearly; and a piston installed in a shape covering an outside of the moving nut, and pushed by the moving nut so as to pressurize a brake pad.

An adjustment control for adjusting a damping curve of a shock absorber includes an aperture seat coupled to a base of the shock absorber. The aperture seat defines a flow tube. A plug, in mechanical communication with a spring, slidably engages the flow tube. A plug nut is threadably coupled to an adjustment nut shaft stud and is in mechanical communication with the spring. An adjustment nut is coupled to the base. The adjustment nut has a non-circular cavity to receive at least a portion of the adjustment nut shaft stud and at least a portion of the non-circular region of the plug nut such that the plug nut cannot rotate relative to the non-circular cavity of the adjustment nut. An adjustment knob causes rotation of the adjustment nut shaft stud. The rotation of the adjustment nut shaft stud causes axial movement of the plug nut.

The present disclosure provides a torque tube comprising a barrel portion disposed between a flange and a back leg, the flange extending radially inward towards an axis of rotation and the back leg extending radially outward from the barrel portion. The torque tube further comprises a channel defined by a channel wall and disposed in at least one of the barrel portion and the flange, the channel being configured to receive a sacrificial member.

The present disclosure provides systems for mitigating brake vibration. In various embodiments, a brake force distribution arrangement may comprise: a member in operable communication with an actuator having at least two contact surfaces such that as one of the at least two contact surfaces moves in a direction of actuation of the actuator the other moves in a direction opposite to the direction of actuation of the actuator.

A torque tube for use in a disk brake system in accordance with various embodiments includes a backleg having a reaction plate and a foot extending axially away from the reaction plate. The torque tube also includes a barrel having a tubular structure having an axis and an inner surface configured to receive the foot.

A method of treating a carbon structure is provided. The method may include the step of infiltrating the carbon structure with a ceramic preparation comprising yttrium oxides and zirconium oxides. The carbon structure may be densified by chemical vapor infiltration (CVI) and heat treated to form yttrium oxycarbides and/or carbides and zirconium oxycarbides and/or carbides. Heat treating the carbon structure may comprise a temperature ranging from 1000° C. to 1600° C.

A method for forming a vehicular brake rotor involving loading a shaped metal substrate with a mixture of metal alloying components and ceramic particles in a dieheating the contents of the die while applying pressure to melt at least one of the metal components of the alloying mixture whereby to densify the contents of the die and form a ceramic particle-containing metal matrix composite coating on the metallic substrate; and cooling the resulting coated product.

A disc brake rotor including a hub portion and a brake disc is provided. The brake disc extends radially outward from the hub portion and includes an outboard disc face and an inboard disc face. A plurality of channels are disposed in the brake disc that are circumferentially spaced from one another. Any one channel in the plurality of channels is open to either the outboard disc face or the inboard disc face. The brake disc includes an outer ring and an inner ring that are circumferentially continuous and uninterrupted along at least the outboard disc face and the inboard disc face. The outer ring is radially spaced from the inner ring with the plurality of channels disposed radially between the outer ring and the inner ring. Advantageously, this arrangement increases shear strength of the brake disc while providing enhanced cooling.

A piston manufacturing device includes a first forming device (42) configured to form an annular groove (61) in a piston (11), and a second forming device (52) configured to press an edge (15) of an opening (14) of the piston (11) toward other end side in an axial direction of the piston (11) and to form a thick section (65) extruded from an inner circumferential surface (12b) arranged between the edge (15) and the groove (61) toward an axial center side of the piston (11), wherein a recessed section (53) is formed at a portion of the second forming device (52) that is arranged to abut the edge (15) so that an inner circumferential side of the edge (15) is plastically deformed toward the other end side in an axial direction of the piston (11).

The invention relates to a vehicle disk brake having a brake-application device which provides the braking force and which is composed of a force element, preferably a pressure medium cylinder, and of a pressure-boosting lever arrangement, and having a readjustment device for compensatory readjustment of the wear-induced air clearance of the brake. The readjustment device comprises, as constituent parts, a rotatably arranged drive element (25) which can be actuated by the brake-application device, a readjustment element (26) arranged rotatably on the same axis, and a transmission device arranged in the movement path between drive element (25) and readjustment element (26). To provide a vehicle brake which is equipped with a readjustment device for compensatory readjustment of the wear-induced air clearance and in which the readjustment means is of structurally simple design and has a small number of parts, the transmission device is in the form of a helical wrap spring (30) which, along a first helix section (31), is supported radially with respect to the drive element (25) and, along a second helix section (32), is supported radially with respect to the readjustment element (26), wherein the former radial support is realized at the inner side, and the latter radial support is realized at the outer side, of the wrap spring (30).

A friction lining for a brake pad of a braking system includes a solid body of friction material having plurality of slots intersecting at a vortex zone formed as a circular recess in the friction lining. The slots open into the vortex zone at offset locations to promote circulation of air within the vortex zone. The slots extend along a horizontal arc that follows the curvature of a rotor of the braking system when in use. Vertical slots may be included that also open into the vortex zone at offset locations.

A cylinder (1), particularly for a vibration damper, includes a base (3) and a sleeve-shaped add-on part (5) which at least partially surrounds the cylinder (1) and which has at an end of the cylinder a radially inwardly directed edge profile. The edge profile (11) contacts an end face of the cylinder (1) in a noncontacting manner with respect to the base.

A mounting section mounted on a rod side is provided at one end side of a protective cover in an axial direction. At least the other end side of the protective cover in the axial direction has reduced diameter parts and enlarged diameter parts, the reduced diameter parts and the enlarged diameter parts being alternately formed in the axial direction via small diameter parts in between. An end surface of the other end side of the protective cover is formed by a surface that is cut at a position. The end surface and an outer circumferential surface of a cylinder are situated at a position at which they are not in contact with each other in the radial direction in a state in which the small diameter part closest to the end surface comes into contact with the outer circumferential surface of the cylinder.

A railcar brake beam assembly including a brake beam formation having a tension member, a compression member and strut, and with the strut defining an axis for the brake beam assembly. First and second brake head assemblies are disposed to opposite lateral sides of the axis, with each brake head assembly being operably carried by the brake beam formation and includes a guide member extending in a direction away from the axis. The first and second brake head assemblies are generally centered laterally relative to the axis of the brake beam assembly. A distal end of the guide member on the first brake head assembly is disposed a different lateral distance from the axis of the brake beam assembly than is a distal end of the guide member on the second brake head assembly to minimize lateral shifting movements while maintaining adequate clearances for permitting reciprocal moments of the brake beam assembly during application of braking forces. A method of designing a brake beam assembly for a railcar is also disclosed.

A plate assembly for a multi-disk brake system is provided. The plate assembly includes at least one of a pressure plate or an end plate and a floating plate wear liner mounted against the at least one of the pressure plate or the end plate. The floating plate wear liner is configured to contact a contact surface of an adjacent rotatable friction disk in response to the multi-disk brake system being actuated.

A brake rotor assembly can include a structural part having a receiving surface and at least one friction surface parts having a contact surface. The friction surface part can be fixably attached to the receiving surface of the structural part such that the contact surface faces away from the receiving surface of the structural surface to form at least part of an annular braking surface arranged concentrically around an axis of rotation of the structural part.

A metal matrix composite article that includes at least first and second regions, first and second reinforcement materials, a metal matrix composite material occupying the second region of the body and comprising a metal matrix material and the second reinforcement component, a preform positioned in the first region of the body and infiltrated by at least the metal matrix material of the metal matrix composite material. The article further includes a transition region located proximate an outer surface of the preform that includes a distribution of the second reinforcement component comprising a density increasing according to a second gradient in a direction toward the outer surface of the preform.

A disc brake (10) of the type including a pivoting lever having eccentric journals which act on a pair of tappets is disclosed. The tappets are adjusted in length by rotation, and each tappet has a tappet gear (22). A centrally located intermediate gear (24) is provided between the tappet gears to form a gear train, synchronizing the rotation of the two tappets and therefore ensuring that they remain the same length. The centrally located intermediate gear (24) includes a socket (26) for receiving a centrally located adjuster. The adjuster may be installed and removed from the disc brake through an aperture at the rear of the brake caliper, without any substantial disassembly of the brake and without de-synchronizing the tappets or even interrupting the gear train between the tappets.

A heat dissipation structure for a brake pad is provided for being assembled to a caliper device. The caliper device includes a caliper body, and the caliper body has a receiving space. The heat dissipation structure includes: a main body, integrally extruded from aluminum and cut to have an ultimate appearance, including a plate body and a heat dissipation portion integrally extending from the plate body, the plate body for being disposed on the caliper body and at least partially extending into the receiving space, when the main body is assembled to the caliper body, the heat dissipation portion is exposed outside the caliper body. A brake pad assembly is further provided, including a heat dissipation structure as described above, further including a brake pad, the brake pad disposed on a lateral face of the plate body.

The invention relates to a brake shoe (1) for disk or drum brakes, which comprises a supporting plate (2) with a friction pad (3) attached thereto and at least one wear indicator (4), characterized in that the wear indicator (4) has a wear sensor (6) for continuous or multi-stage measurement of the wear of the friction lining and a receiver and transmitter unit (5) for wireless signal transmission, the receiver and transmitter unit being a passive RFID (Radio Frequency Identification) or SAW (Sound Acoustic Wave) transponder.

An interdigitated cellular cushioning system includes an array of void cells protruding from each of two sheet layers interdigitated between the two sheet layers. Peaks of each of the void cells are attached to the opposite sheet layer forming the interdigitated cellular cushioning system. The interdigitated cellular cushioning system may be used to absorb and distribute a source of kinetic energy incident on the interdigitated cellular cushioning system (e.g., an impact or explosion) so that the amount of force transmitted through the interdigitated cellular cushioning system is low enough that it does not cause injury to personnel or damage to personnel and/or equipment adjacent the interdigitated cellular cushioning system.