Abstract: Disclosed are a boot for a caliper brake and the caliper brake including the same. The boot, which is provided to be installed on a guide rod to allow a caliper housing to be slidably coupled to a carrier during braking, includes a first coupling part coupled to the guide rod at one end thereof, and a second coupling part coupled to the carrier at the other end thereof, wherein the second coupling part is provided with an elastic protrusion provided to be in contact with an outer surface of the guide rod so that a reaction force is generated by the guide rod moving together with the caliper housing during braking.

Abstract: The aim of the invention is to ensure a reliable lift of both brake pads of a floating-caliper brake (1) after releasing the brake. This is achieved in that a lifting part (20) is hinged to the brake caliper (2) at a hinge point (21), and the lifting part (20) is supported on the support structure (7) at a contact point (23) at least partly at releasing the floating-caliper brake (1), wherein a lift drive (22) is provided which rotates the lifting part (20) about the hinge point (21) such that a support for the lifting part (20) is produced on the contact point (23), whereby the hinge point (21) and the brake caliper (2) are moved.

Abstract: A disc brake guide assembly having a guide bush, a closure, and a stop. The guide bush may be mountable in a through bore of a support. The closure may be a barrier to the ingress of foreign matter into the through bore. The stop may restrict axial displacement of the guide bush.

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: A disc brake assembly comprises an anchor bracket having a pair of arms, a caliper supported on the bracket and a non-rotatable vehicle component having a pair of lugs, each of the lugs provided with a non-threaded opening formed therethrough. The non-threaded openings receive fasteners installed in threaded openings of the bracket to secure the vehicle component to the bracket. The bracket includes on at least one of the arms a first shoulder at a transition between the first and second portions thereof. The vehicle component includes on at least one of the lugs a second shoulder having a shape which is generally complimentary to the shape of the first shoulder. When the vehicle component and bracket are secured together, selected surfaces of the first and second shoulders contact each other to substantially prevent movement of the bracket relative to the vehicle component.

Abstract: A floating fiber optic pin contact including a ceramic ferrule defining a glass fiber channel for allowing light beams to pass therethrough. The ceramic ferrule has an end portion with a first diameter and a body portion with a second diameter that is smaller than the first diameter. The floating fiber optic pin contact also including a multi-piece body having an inner body member in physical contact with the body portion of the ceramic ferrule and an outer body member not in physical contact with the body portion of the ceramic ferrule and spaced apart from the inner body member. The floating fiber optic pin contact also including a washer connected between the inner body member and the outer body member.

Abstract: A pad clip comprising: two opposing legs separated by a gap, the two opposing legs comprising: (i) a projection arm including: (A) an upper portion, (B) a lower portion, and (C) a face portion connecting the upper portion and the lower portion together; (ii) a connection arm; and (iii) an abutment arm extending between and connecting the projection arm and the connection arm; wherein the lower portion of the projection arm, the connection arm, or both include an arcuate segment that extends the lower portion, the connection arm, or both towards each other so that when the pad clip is installed in a support bracket a space is formed between the arcuate segment and the support bracket.

Abstract: A bellows arrangement on a guide bar of a disc brake, particularly of a commercial vehicle, has an end of the bellows comprising a sealing ring, particularly a quad ring, lying in a circumferential groove of the guide bar. The bellows is pressed into the groove by a retaining ring placed thereon, and is designed so that an air passage can form in the contact area of the sealing ring at the base of the groove, reducing the volume enclosed by the bellows and the guide bar. To this end, the contact shoulder formed on the retaining ring is circumferentially interrupted in segments.

Abstract: This invention relates to a brake caliper adapted for use in a vehicle disc brake assembly and method and apparatus for producing the same. The method for producing the brake caliper comprises the steps of: (a) providing a mold member having at least two mold sections; (b) providing a core member having at least a first male extension which is adapted to form an integrally cast locating recess in the brake caliper which is used as a locating surface for subsequent machining of the brake caliper; (c) disposing the core member in the mold member in a predetermined position; (d) supplying a suitable material to the mold member so as to form a brake caliper within the mold; (e) removing the brake caliper from the mold, wherein the brake caliper includes an integrally cast locating recess formed therein by the first male extension of the core member; and (f) machining the brake caliper using at least the integrally cast locating recess formed therein as a locating surface.

Abstract: A disc brake, particularly for a commercial vehicle, includes a brake caliper configured as a sliding caliper, two brake pads, which are disposed in the brake caliper, at least one guide spar for fastening the brake caliper to a stationary carrier, a brake application device, effective via at least one adjusting spindle, an adjusting device, which is non-rotatably connected to the adjusting spindle, for compensating brake pad wear, and a restoring device, disposed on the action side and having a restoring element that is elastically deformable if the brake caliper is displaced as a function of the braking operation and by which the caliper can be automatically brought into a starting position. The disc brake is configured such that the restoring device has a supporting part, which remains in position relative to the brake anchor plate if the brake caliper is displaced as a function of the braking operation, and which interacts with the resilient restoring element.

Abstract: A bellows situated on a guide member of a disc brake, in particular of a commercial vehicle, has one end with a continuous sealing lip, which in a functional position sealingly abuts the guide member. The bellows is designed such that the sealing lip is rigidly connected to the adjacent series of folds.

Abstract: A disc brake apparatus includes a boot including a fitting part. A slide pin is fixed to one of a support and a caliper and is slidably mounted to a guide hole formed in the other. Convex parts extending in a sliding direction of the slide pin are circumferentially arranged on an inner periphery of the fitting part. Concave recesses are respectively formed between the neighboring convex parts. Each of the convex parts is formed with at least one a low-height portion and a high-height portion in an axial direction of a rotor, respectively. Positions of the low-height portion and the high-height portion in a circumferential direction of the rotor are respectively different between the adjacent convex parts. The high-height portion has a height so as to contact the slide pin, and the low-height portion has a height so as not to contact the slide pin.

Abstract: A disc brake assembly having a guide pin disposed in a bore of an anchor bracket such that a guide pin axis is offset relative to a bore axis whereby there is provided at least one defined point of contact between only a portion of the guide pin and a portion of an inner surface of the bore. The guide pin includes at least one slot having a member, which is formed separate from the guide pin, and disposed therein to bias the guide pin in the bore thereby offsetting the guide pin axis relative to the bore axis. The member includes a first member formed from an elastomeric material and a second member formed from a metal material, wherein the second member is configured to retain the member in the slot.

Abstract: A disc brake assembly having a guide pin disposed in a bore of an anchor bracket such that a guide pin axis is offset relative to a bore axis whereby there is provided at least one defined point of contact between only a portion of the guide pin and a portion of an inner surface of the bore. The guide pin includes a groove formed therein, the groove defines a groove axis which is offset relative to the guide pin axis, and a resilient member is disposed in the groove which is operative to bias the guide pin in the bore such that the guide pin axis is offset relative to bore axis to provide the at least one defined point of contact between only a portion of the guide pin and a portion of the inner surface of the bore.

Abstract: A disc brake device is configured to include friction pads facing the friction surface of a disc rotor, a caliper and a piston capable of pushing the friction pads against the friction surface of the disc rotor, and a mounting for supporting the caliper in a freely movable manner to a vehicle body side through a slide mechanism including a slide pin and a sleeve. A positioning mechanism capable of changing a relative position of the slide pin and the sleeve is arranged to appropriately change the position of the caliper according to the wear of the pad and ensure stable retract function.

Abstract: A disc brake is arrangeable in a space that accommodates a brake caliper having an application device. The brake caliper is held slidably with guiding elements on a brake carrier, which is fastened with screws to an axle connection at the vehicle. The caliper straddles a brake disc, against which brake pads can be pressed on either side while braking. At least the brake pad on the application side is mounted movably in the direction of the brake disc in a pad shaft of the brake carrier. A device for the visual identification of the wear of a brake pad and/or brake disc is constructed so that for identifying wear, a pointer element, extending in the opposite direction to the brake disc, is connected at least at one screw.

Abstract: There is provided a caliper body for a two system-type disc brake for a vehicle, which is reduced in size and has an improved air bleeding property by employing a simple structure. In the caliper body for the two-system disc brake for the vehicle, a communication path, which connects cylinder holes for a first brake system, and a first bleeder hole are formed rectilinearly on an outside, in a disc radius direction, of an imaginary line IL1 which rectilinearly connects inner edges, in the disc radius direction, of cylinder holes for a first brake system and a cylinder hole for a second brake system is provided on an outside, in the disc radius direction, of the communication path.

Abstract: A mechanical disk brake caliper assembly includes a caliper body, a crank arm, a push member defines a push portion biasable by the crank arm, a first brake pad and a second brake pads disposed at two sides relative to a disk brake rotor, a lever arm pivoted to the caliper body and defining a driven arm portion and a bearing arm portion, and a horizontal displacement means for causing the push member to move during rotation of the push member. During movement of the push member, the push portion of the push member pushes the first brake pad and the driven arm portion, causing the bearing arm portion to move the second brake pad toward the first brake pad, and therefore the first and second brake pads are synchronously moved into operative engagement with the disk brake rotor.

Abstract: A disc brake assembly comprises: an anchor bracket having at least one bore formed therein, the bore defining a first axis; a brake caliper slidably secured to the anchor bracket; a pair of brake pads carried by the disc brake assembly; and at least one guide pin adapted to be disposed in the bore of the anchor bracket, the at least one guide pin defining a second axis; wherein when the at least one guide pin is disposed in the at least one bore of the anchor bracket, the second axis of the at least one guide pin is configured to be offset relative to the first axis of the at least one bore such that there is provided at least one defined point of contact between only a portion of a shank portion of the at least one guide pin and a portion of an inner surface of the at least one bore.

Abstract: A bolt guiding device for a floating caliper disc brake, having at least one guide bolt that is supported in a brake carrier and mounted on a brake caliper, wherein the brake caliper is movably guided over the guide bolt in the axial direction thereof. The bolt guiding device comprises a slide bush, wherein one surface of the inner circumferential surface and outer circumferential surface acts as a retaining surface on which the slide bush is retained, and wherein the other surface of the inner circumferential surface and outer circumferential surface acts as a sliding surface on which the slide bush slides.

Abstract: Floating calliper for disc brake comprising a calliper body and a bracket, wherein the calliper body is suitable for being positioned astride the disc brake, extending from an inner side to an outer side of the calliper, the bracket comprises means of attachment of the calliper for disc brake to a relative support, the calliper body sliding in relation to the bracket in an axial direction, the calliper comprising means of coupling between the calliper body and the bracket, suitable to permit the relative sliding between these parallel to the axial direction. The bracket extends only on the inner side of the calliper and delimits a first seat housing at least a first pad to exert the braking action on an inner side of the disc brake. The calliper body delimits a second seat, axially opposite the first seat, so as to house at least a second pad exerting a braking action on an outer side of the disc brake facing the outer side of the calliper.

Abstract: A guide pin for slidably mounting a caliper to a brake carrier of a disc brake. The guide pin has a fastener for connecting the guide pin to the brake carrier, and a hollow tube for surrounding the fastener to provide a surface along which the caliper can slide. An elongate insert is positionable in the hollow tube and occupies a space between the hollow tube and the fastener.

Abstract: A disc brake apparatus includes a boot including a fitting part. A slide pin is fixed to one of a support and a caliper and is slidably mounted to a guide hole formed in the other. Convex parts extending in a sliding direction of the slide pin are circumferentially arranged on an inner periphery of the fitting part. Concave recesses are respectively formed between the neighboring convex parts. Each of the convex parts is formed with at least one a low-height portion and a high-height portion in an axial direction of a rotor, respectively. Positions of the low-height portion and the high-height portion in a circumferential direction of the rotor are respectively different between the adjacent convex parts. The high-height portion has a height so as to contact the slide pin, and the low-height portion has a height so as not to contact the slide pin.

Abstract: A brake assembly includes a brake pad, a bracket supporting the brake pad and having a first portion, a second portion spaced apart from the first portion, and a linkage interconnecting the first and second portions. The linkage is configured to transfer tensile loads between the first and second portion, but is characterized by the absence of any bending modes. The absence of bending modes prevents excitation of the linkage, thereby reducing sound generated during application of the brake assembly.

Abstract: A disc brake operable to apply a clamping force to a rotatable disc, the disc brake comprising: a support bracket including a pair of spaced apart frame members at opposite ends of the support bracket, each frame member having a surface with at least three arms extending therefrom, the at least three arms include a first arm, a second arm, and a third arm, each arm having an opening and being disposed in series with a spacing, therebetween, two opposing spaced apart slide pins engaged with the openings of the first, second and third arms such that at least one of the first, second, and third arms are configured to support the slide pins, inner and outer brake shoes, and a caliper body slidably supported by the slide pins, the caliper body having a slidable piston operable to cause the inner and outer brake shoes to move towards one another.

Abstract: A disc brake, particularly for a commercial vehicle, includes a brake caliper, which is provided with a brake disc and fixed to a brake carrier by two fastening elements such that it can be axially displaced in relation to the brake disc. The fastening elements each include a guide spar, which is connected to the brake carrier in a fixed manner. For the axial displacement of the brake caliper, one of the guide spars is guided in a plain bearing designed as a movable bearing and the other in a plain bearing designed as fixed bearing such that the guide spar of the fixed bearing includes an elastically deformable section in the radial direction on the outer circumference. The associated bearing rests against the deformable section at least in some sections.

Abstract: A disc brake for a utility vehicle, having a brake caliper which encompasses a brake disc and which is fastened, so as to be axially movable in relation to the brake disc, to a positionally fixed brake carrier by means of two fastening elements, wherein the fastening elements have in each case one guide bar which is fixedly connected to the brake carrier, of which guide bars, for the axial mobility of the brake caliper, one in guided in a plain bearing which is designed as a fixed bearing and the other is guided in a plain bearing which is designed as a floating bearing, wherein at least the floating bearing has a guide sleeve, which engages around the guide bar and which is connected to the brake caliper so as to be fixed in terms of movement, with an elastomer bearing sleeve, and the guide bar is covered, on its end side facing away from the brake disc, by means of a cap, is designed such that the cap, while covering the guide sleeve at the end side, is fastened at least in one axial partial region to the e

Abstract: A brake mechanism fixed to a member allowing limited reciprocal motion and providing a restorative force to the movable member in one direction of movement thereof. A brake mechanism includes a rotor fixed to and wheel about an axle axis has a caliper assembly spanning the rotor with inboard and outboard friction members supported on either side of the rotor for selectively engaging the rotor and braking the wheel. A piston is fixed to the caliper of the inboard friction member for moving the inboard friction member toward the rotor and including a piston seal which, upon removal of fluidic pressure from the cylinder, resiliently urges the inboard friction member away from the rotor. A bracket is fixed to the vehicle supports the caliper on a pair of generally cylindrical guide pins fixed to one of the anchor bracket and caliper assembly and is movable within a pair of generally cylindrical guide pin bores of the anchor bracket and caliper assembly.

Abstract: A disc brake system comprising a brake piston with an annular groove defined in an outer side wall of said piston disposed to slide within a cylinder. A dust boot seal made of a flexible material having a first end and a second end, the first end engaging an outboard end of the cylinder, the second end engaging the annular groove. A plurality of flexible convolutions provided in the dust boot seal between the first and second ends, and the second end defining one or more slots.

Abstract: The present invention is predicated upon improved vehicle brake assemblies, caliper assemblies, or combinations thereof, having at least one slide pin including an exterior surface and a first end, a caliper body including at least one pin bore for receiving the at least one slide pin at an inboard end, the at least one pin bore has an exterior surface and a cap groove that includes a groove wall defining a recess into the exterior surface of the at least one pin bore, and at least one pin cap that includes an edge portion that is engageable with the groove wall of the cap groove and a hinge portion extending in between the edge portion and a lid portion, the hinge portion including at least one bend that displaces the lid portion relative to the hinge portion to allow for deformation of the at least one pin cap.

Abstract: A disc brake for a utility vehicle, having a brake caliper which encompasses a brake disc and which is fastened, so as to be axially movable in relation to the brake disc, to a positionally fixed brake carrier by means of two fastening elements, wherein the fastening elements have in each case one guide bar which is fixedly connected to the brake carrier, of which guide bars, for the axial mobility of the brake caliper, one in guided in a plain bearing which is designed as a fixed bearing and the other is guided in a plain bearing which is designed as a floating bearing, wherein at least the floating bearing has a guide sleeve, which engages around the guide bar and which is connected to the brake caliper so as to be fixed in terms of movement, with an elastomer bearing sleeve, and the guide bar is covered, on its end side facing away from the brake disc, by means of a cap, is designed such that the cap, while covering the guide sleeve at the end side, is fastened at least in one axial partial region to the e

Abstract: A hydraulic caliper brake includes a housing formed by two halves. A pair of bores are provided in each housing half, and a piston is positioned in each bore. An end cap closes off each bore and is sealed by an O-ring positioned around the periphery of each end cap. A ring retains each end cap within each bore. Each housing half has a pair of holes aligned with the holes of the other half. A pair of recessed areas are located on opposing ends of the housing, one of the recessed areas being positioned adjacent to one housing half and the other being positioned adjacent to the other housing half. A pair of stator plates each have a first ear with an outer shape having a flattened area positioned within one of said recessed areas in said housing, and a second ear with a continuously curved outer shape. Each ear has a hole therethrough aligned with the holes of the housing halves, and a pin is positioned in the aligned holes. An easily bleedable fluid network supplies fluid to the pistons.

Abstract: A self-centering brake for a lift provides for the same braking moment in the case of normal operation and in the case of failure of a brake half. The brake consists of a housing which is U-shaped in cross-section, wherein a limb of the U corresponds with a brake half. The brake halves are of identical construction. An active brake lining and a passive brake lining are provided for each brake half. The active brake lining is loaded by a spring force of a compression spring. In the case of failure of a brake half the passive brake lining takes over the function of the active brake lining.

Abstract: A brake caliper guide pin assembly including a caliper body defining an elongated bore, the elongated bore defining a central axis, a bushing positioned in the elongated bore, the bushing including at least a first layer and a second layer, wherein the first layer is formed from a rigid material and defines a central opening, and wherein the second layer is formed from a pliable material and is positioned radially outward of the first layer with respect to the central axis, and a guide pin having an elongated stem extending into the elongated bore, wherein at least a portion of the elongated stem is closely received by the central opening.

Abstract: A disc brake having an anchor bracket fixed to a vehicle, a rotor fixed to and rotatable with a wheel and a caliper that spans the disc and supports a pair of opposed braking pads with respect to the rotor. Parallel alignment members fixed to the caliper and having a corresponding set of generally parallel bores for receiving the alignment members in the anchor bracket to allow limited relative movement and caliper translation during a brake application and subsequent release. Plastic inserts disposed intermediate an alignment member and a corresponding bore to provide a desired minimum running clearance there between. The plastic inserts being formed and remaining in situ within the respective bores through a sprues or gate that extend from and are generally transversely to a bore to align the alignment members with the bores and corresponding the braking pads with the rotor.

Abstract: The invention relates to a disc brake, especially for a utility vehicle, said disc brake comprising a caliper which is provided with a brake disc able to interact with brake linings and is fixed to a brake anchor plate in such a way that it can be axially displaced in relation to the brake disc. To this end, guiding struts on which the caliper is guided are fixed to the brake anchor plate, each guiding strut being enveloped by bellows fixed on both sides, in the region formed between the caliper and the brake anchor plate. The inventive disc brake is embodied in such a way that the peripheral head regions of the folds of the bellows facing the guiding strut have a peripheral contour deviating from the circumference of the guiding strut.

Abstract: A floating disk brake having a caliper designed so as to be movable more freely in the radial direction of the rotor following any run-out or thermal expansion of the rotor and movable less freely in the tangential direction of the rotor to reduce uneven wear of the pads, thereby prolonging the life of the pads and reducing the possibility of fading at minimum cost. The caliper is supported on a mount through slide guides so as to be slidable in the direction of the axis of the rotor of the brake. The slide guides each include a slide pin fixed to the caliper, and a pin hole formed in the mount to receive the slide pin. A first clearance is defined between the mount and the caliper in a direction tangential to the rotor, and a second clearance is defined between the slide pin and the pin hole of each slide guide such that the first clearance is smaller than the second clearance.

Abstract: A protective boot having a bellows portion, a cylindrical portion, a guide-bore-side mounting portion, a thick-walled portion, a thin-walled portion, a pin-side mounting portion and an air passage groove. In an operation for mounting of the protective boot, the pin-side mounting portion is inclined radially inward through the thin-walled portion while being slidably moved along the sliding pin, to thereby effect an escape of air contained in an annular space between the sliding pin and the boot through the air passage groove. The thick-walled portion prevents the pin-side mounting portion from bending radially inward to an undesirable extent. Thus, the operation for mounting of the protective boot can be smoothly conducted.

Abstract: A torque sensing apparatus for use with a brake caliper having opposing brake pads positioned on opposite sides of a rotor. The brake caliper causes the brake pads to apply a braking force against the rotor that generates a braking torque. A torque transfer device is supported by the brake caliper and is in contact with one of the brake pads. The torque transfer device is resiliently movable with respect to the brake caliper in response to the braking torque. A torque sensor is positioned in a sensing relationship relative to the torque transfer device. Thus, the torque sensor provides an output signal related to a change of position of the torque transfer device and the braking torque. The torque sensor includes a magnet mounted on the torque transfer device and a magnet field sensor, for example, a Hall Effect sensor, is mounted on the brake caliper.

Abstract: A guide pin (36,42) for caliper (16) of a disc brake assembly (10) having a first cylindrical body (102,202) having a first head (104,204) thereon secured to a second cylindrical body (112,212) having a second head (114,214) on a first end and a threaded section (116,216) that extends from a shoulder (120,220) to a second end. A resilient washer (110,210) is located between the second head (114,214) and an ear (38,44) on an actuation section (18) of the caliper (16).

Abstract: A mechanism for a sliding-pin type disc brake assembly provides a gap between a brake pad and the rotor. The mechanism includes a bushing that receives a sliding pin and a resilient element between the end of the pin and the end of the bushing. The pin reciprocates in the bushing during operation of the brakes, and the bushing moves along the bore as the brake pads wear.

Abstract: In a disc brake in which the caliper is supported by a mounting slidably in the axial direction of the rotor via a pair of pin sliding means, the pin sliding means is such that a center of the caliper side axial portions (i.e. collars) mounted rotatably and integrally movably in the axial direction in insertion holes of the caliper is eccentric with respect to the center of the mounting side axial portions (i.e. slide pins) fitted rotatably and slidably in the axial direction into the installation holes in the mounting.

Abstract: The guide member for enabling an associated mechanical part to be slidable and centered, includes a shank extending along a longitudinal axis. A circumferential portion of the external surface of the shank is provided with helical grooves, wherein the crests formed between respective pairs of adjacent turns of the grooves have a flat surface substantially parallel to the axis of the shank.

Abstract: A sliding caliper disc brake for a motor vehicle having a disc, a carrier (2), a caliper (3) and pads (52). The carrier (2), respectively, provides bearing surfaces (61b, 63b) for the caliper (3) and pads (52) having a non-zero angle (Ab) which opposes rotational movement between the caliper (3) and pads (52) when the disc turns in a direct sense (D). Thus, a resistance to a braking torque generated during braking is dampened by a shear force developed between the caliper (3) and pads (52).

Abstract: A disk pass portion for receiving a part of a disk is provided between a cylinder portion and an outer claw portion of a caliper body at the inner peripheral side of a bridge portion of the caliper body. A pair of mounting portions extend arcuately from both sides of the bridge portion to lie outside the disk pass portion with respect to the radial direction of the disk. A pair of sliding pins are secured to the distal ends of the mounting portions through pin bolts and slidably fitted in pin-fitting holes provided in a mounting member supporting the caliper. When the brake is activated, friction pads are pressed against the disk by the caliper. At this time, deformation of the caliper by reaction forces from the disk is small around the area where proximal portions of the mounting portions are connected to the caliper body.