678results about "Axially engaging brakes" patented technology

An actuator for a heavy vehicle foundation brake (e.g. disc or drum brake), and a brake assembly, vehicle and method including the actuator. The actuator includes: an (output) pushrod 30, 230a to inte

The disclosure relates to a brake caliper guide for a floating caliper disk brake, comprising at least one guide pin attached to a brake caliper, having a head and a shaft, a brake carrier having at least one guide bore which has an entry region and a bore depth extending into the brake carrier, and a guide device inserted into the entry region of the guide bore having a sliding sleeve arranged in an elastomer sleeve 40. The shaft of the guide pin is mounted in a longitudinally displaceable manner in the sliding sleeve such that the head is located outside the brake carrier. The region of the shaft which is located on the side of the guide device oriented toward the bore depth projects into the guide bore. The end face of the sliding sleeve which is oriented toward the outer face of the brake carrier has a first collar which extends radially outwardly. The elastomer sleeve overlaps the sliding sleeve and adjoins the first collar and is delimited in the longitudinal extent thereof by this collar, and / or the end face of the sliding sleeve, which is oriented toward the outer face of the brake carrier, has a first collar which extends radially outwardly. The end face of the sliding sleeve has a second collar which extends radially outwardly. The elastomer sleeve is arranged between the first and the second collar and is delimited in the longitudinal extent thereof by the collars.

A brake system (10) comprising: a brake caliper (12) supporting a brake pad (14), and having a first brake piston (24) and a second brake piston (28) that are configured to move the brake pad; a first rotary to linear stage mechanism (32) connected to the first brake piston, and a second rotary to linear stage mechanism (34) connected to the second brake piston; a motor (42) configured to generate torque; a torque distributing assembly (40) configured to receive torque from the motor and then distribute the torque from the motor to the first rotary to linear stage mechanism to move the first brake piston and / or to the second rotary to linear stage mechanism to move the second brake piston; wherein the torque distributing assembly comprises: i) a first driving gear (44) connected to the first rotary to linear stage mechanism; ii) a second driving gear (46) connected to the second rotary to linear stage mechanism; iii) a first set of planet gears (72) supported on respective first axles (74); iv) a second set of planet gears (98) supported on respective second axles; and v) a first carrier plate (88) having a plurality of support features each configured to support a respective one of the first axles and a respective one of the second axles.

The invention concerns a Brake carrier (10) for disc brake arrangement (11), the disc brake arrangement (11) having brake pads (24) that are displaceable relative to a brake disc (100), wherein the brake carrier (10) is configured to support the brake pads (24) during their displacement; wherein the brake carrier (10) comprises at least a first portion (14) that is arrangeable on a first side (13) of the brake disc (100), a second portion (16) that that is arrangeable on a second side (15) of the brake disc (100) and two connecting portions (18, 20) each connecting the first and second portions (14, 16); wherein at least one of the connecting portions (18, 20) comprises an air channel (12) having a first end (34) that is arranged so as to face towards the brake disc (100). Also disclosed is a disc brake arrangement (11) comprising such a brake carrier (10).

A disc brake system includes a carrier and a brake pad having a backing plate and a friction material supported by the backing plate. The backing plate and friction material are configured so as to minimize any possible interference with the caliper housing, while maximizing the strength and durability of the brake pad. A method of actuating a disc brake system is also provided.

An actuator for a heavy vehicle foundation brake (e.g. disc or drum brake), and a brake assembly including the actuator. The actuator includes: an actuator housing 111 having an outboard end fixable t

The present disc brake includes a caliper and a carrier. In the carrier, a pair of inner beam part side torque receiving parts are provided inside an arm part in a radial direction of a disc and provided on both sides in a circumferential direction so that a pair of lug parts provided on a first friction pad of a pair of friction pads are respectively housed therein. Also, an attachment part is provided inside the pair of inner beam part side torque receiving parts in a radial direction and is disposed at a position overlapping each of the pair of inner beam part side torque receiving parts in the circumferential direction to be connected to a wheel support part. Then, a first outward protruding part is formed to protrude toward the wheel support part with respect to an attachment surface of the attachment part in a rotation axis direction and extend from an edge of the attachment surface of the attachment part toward the arm part close to the attachment part.

A brake assembly is suitable for use in conjunction with a wheel having a rim rotatably mounted to an axle. The brake assembly includes a rotor configured to rotate about the axis with the rim. The rotor has a first frustoconical rotor surface and either a conductive element or a magnet. The brake assembly further includes a stator fixed in rotation about the axis and configured for selective translation parallel to the axis. The stator has a first frustoconical stator surface proximate to the first frustoconical rotor surface and a conductive element, when the stator has a magnet, or a magnet, when the stator has a conductive element.

The invention relates to an electromechanical brake (10) for a motor vehicle. The electromechanical brake (10) comprises an electric motor (14) which rotates a spindle drive unit (42) arranged in a brake caliper housing (18), so that a brake actuator (54) is displaceable in an axial direction (52) of the brake caliper housing (18) for applying a braking force. A spindle (38) and / or a spindle nut (50) of the spindle drive unit (42) forms at least one cavity (58) which is connected via at least one channel (70) to a thread (74) of the spindle drive unit (42), wherein a lubricant (62) is arranged in the cavity (58) to supply the thread (74) with lubricant (62).

To provide a brake caliper capable of coping with wear of a brake pad.SOLUTION: By having the sleeve member 65 and the bolt member 68 in threaded engagement with each other and adapted to be actuated by the brake lever means 6 to move the first brake pad 41 towards the brake rotor, wherein the bolt member 68 is adapted to rotate and move relative to the sleeve member 65 when the first brake pad 41 is moved by the piston means actuated by the brake pedal, the travel distance required for the bolt member 68 driven by the brake lever means 6 to perform its braking function remains substantially the same even if the amount of wear on the brake pads increases.SELECTED DRAWING: Figure 4

The invention relates to an anti-lock device (1) for a wheel, which is arranged in a hydraulic pressure circuit between a master cylinder (2) and at least one brake caliper (3) of the wheel, in particular for an aircraft. According to the invention, the device comprises: a centrifugal element (4) attached to a rim (5) of the wheel and movable from a retracted position when the wheel is rotated at a speed below a threshold rotational speed to a deployed position due to centrifugal force when the wheel is rotated at a speed beyond the threshold rotational speed; a pressure regulating system (6) comprising a hydraulic inlet (6a) connected to the master cylinder (2) and a hydraulic outlet (6b) connected to the hydraulic inlet of the brake caliper (3), the pressure regulating system (6) is movable between a hydraulic circuit closed position when the centrifugal element (4) is in the retracted position and a hydraulic circuit open position driven by the centrifugal element (4) in the deployed position.

A monoblock disc brake caliper is provided. The monoblock disc brake caliper includes an inner portion, an outer portion, and a crossover portion formed between the inner portion and the outer portion. The inner portion, the outer portion and the crossover portion are formed as a single, unitary body. The monoblock disc brake caliper further includes a transfer port aperture formed in the crossover portion located at a centerline of the monoblock disc brake caliper. The monoblock disc brake caliper further includes an inner transfer port extending from the transfer port aperture to an inner piston bore and an outer transfer port extending from the transfer port aperture to an outer piston bore. The monoblock disc brake caliper further includes a transfer port plug that is coupled to the transfer port aperture to seal the transfer ports with a single plug.

A brake assembly includes a brake carrier, a brake clamp, and a guide pin assembly. The guide pin assembly slidably couples the brake clamp to the brake carrier. The guide pin assembly includes an integral capped bushing, a sleeve, and a fastener. The fastener couples the sleeve to the brake bracket. The integral capped bushing is movable relative to the sleeve.

A braking system and control method are disclosed. The braking system includes a friction brake, a sensor unit, and a controller. The sensor unit is disposed on the brake pad assembly of the friction brake and includes a first sensor and a second sensor electrically connected to the first sensor.

A running gear assembly for a vehicle includes an inner flange, an optional brake member assembly, and a unit hub. The inner flange may be connected to either an axle or an independent suspension member. The brake member assembly—when present—may be any type of brake member assembly commonly used for vehicles, including—but not limited to—electrically, hydraulically, or mechanically actuated drum brakes and hydraulically actuated disc brakes. The unit hub allows the wheel and tire assembly to connect to the vehicle without the need for a spindle.

Brake caliper (1) for a hydraulic disc brake, designed to enable the production of both radially and axially mounted hydraulic disc brakes for passenger cars, commercial vehicles and armored vehicles using a general forming pattern and general machining equipment, comprising the following: - an inner brake caliper half (1.1) configured to allow both radial and axial connection by machining hydraulic brake discs (1) with a radial connection; - Connection points ( 1.1.1) having an elliptical shape, which enables the machining of the inner brake caliper half (1.1) for both a radial and an axial connection from the same forming part; - rear extensions of connecting elements (1.1.6) that extend from the connecting elements (1.1.1) and structurally connect the inner brake caliper half (1.1) to the piston housings (1.1.2) and the connecting bolt extensions (1.1.3) through the forming surfaces.

An electromechanical wheel brake for a motor vehicle, has an electromotive drive assembly designed to impinge a drive shaft with a torque. A transmission assembly transmits a torque acting on the drive shaft to an output shaft. A clamping device converts a torque acting on the output shaft into a clamping force acting along a clamping direction. A clamping force sensor system determines the clamping force generated by the clamping device. A control unit controls the drive assembly on the basis of a brake request and an applied clamping force. The drive assembly, the transmission assembly and the clamping device are each functional modules which can be checked for their respective function and, in the installed state, enter into operative connection via correspondingly designed interfaces. In the installed state of the wheel brake the interfaces establish a signal connection between the control unit and the clamping force sensor system.

The invention relates to an electromechanical brake (10) for a motor vehicle. The electromechanical brake (10) comprises an electric motor (30) which rotationally drives a mechanical actuating unit (18) arranged in the caliper housing (14) such that a brake actuator (22) for applying a braking force can be moved in the axial direction (26) of the caliper housing (14). A motor housing (34) arranged radially on the caliper housing (14) accommodates the electric motor (30), and a controller housing (42) for controlling a controller (38) of the electric motor (30) is arranged on the motor housing (34). The motor housing (34) is formed from a brake caliper housing (14) and a controller housing (42), and the brake caliper housing (14) is manufactured by an original forming step or a modification step. Between the brake caliper housing (14) and the controller housing (42), a radial height (h) of a motor housing edge (46) formed by the brake caliper housing (14) increases in the axial direction (26) starting from at least one axial edge side (54, 58).

An electromechanical brake cylinder (2) for actuating a wheel brake (1), in particular a wheel brake (1) of a rail vehicle, comprises: an electric motor (3) with a rotor (5), a spindle nut (7), a torque transmission device provided between the rotor (5) and the spindle nut (7), and a threaded spindle (8). The spindle nut (7) and the spindle (8) are configured to convert a rotary movement of the spindle nut (7) into an axial movement of the spindle (8), wherein the axial movement of the spindle (8) can be converted into a movement of a brake pad (17) of the wheel brake (1) relative to a braking element of the wheel brake (1), and wherein the torque transmission device is configured to transmit a torque less than or equal to a maximum predetermined torque value between the rotor (5) and the spindle nut (7).

The invention relates to a wheel brake device (1) for a brake system of a motor vehicle, having a brake holder (2), a brake caliper (3) mounted displaceably on the brake holder (2), a drivable actuator (4), in particular an electric machine, connected to the brake caliper (3), a first brake lining (5) displaceable by means of the actuator (4), a second brake lining (6) displaceable by means of the brake caliper (3), in particular connected with the brake caliper (3), and a brake disc (7), wherein the brake linings (5, 6) are associated with different sides (10, 11) of the brake disc (7) and are mounted so as to be displaceable towards one another in order to produce a braking force. According to the invention, the wheel brake device (1) has at least one first path-reversing linkage (12), and the brake linings (5, 6) are coupled resiliently to one another by means of the linkage (12).

This application provides a seal, a brake caliper, and an electromechanical brake. The brake caliper includes: a housing; a ball screw mechanism housed within the housing; and a first seal disposed circumferentially in a first groove on the inner wall of the housing. The first seal has a C-shaped cross-section and includes an outer flange, an inner flange, and a body connecting the outer flange and the inner flange. The outer flange of the first seal engages in the first groove of the housing, and the inner flange of the first seal abuts against the outer surface of the nut of the ball screw mechanism. The seal, brake caliper, and electromechanical brake according to embodiments provide improved sealing performance.

A disc brake is proposed with a brake carrier and brake linings consisting of a friction lining (8) and a lining rear plate (9). The brake carrier has a lining well with mutually facing first supporting surfaces and with second supporting surfaces. Angle brackets (30) with tabs (36, 37) are situated between the brake lining (5) and the lining well, of which tabs (36, 37) an inner tab (36) is supported against the inner side and the other tab is supported against the outer side (17) of the brake carrier. In order that it is identifiable during mounting whether the brake lining (5) is mounted in a correct installation position, the angle brackets (30) are fixed on the lining rear plate (9) by means of retaining elements (40). In the brake application direction (R), the fixing force of the retaining elements (40) is lower than the fixing force of the tabs (36). The brackets (30) are provided with a mounting indicator (45) which is situated in a plane (E) between the inner side (16) and the outer side (17), wherein, in the brake application direction (R), the spacing of the plane (E) from the inner side (16) firstly and from the outer side (17) secondly is of different magnitude. Furthermore, a corresponding protective plate assembly for arranging between the brake carrier and the brake lining (5) is proposed with a single-part or two-part main body consisting of a total of two radial limbs (31) and two tangential limbs (32).

A robotic surgery cart has a pair of rear wheel assemblies and a pair of front wheel assemblies. A brake assembly for the robotic surgery cart includes a gearbox interposed between and connected to the pair of rear wheel assemblies by rotatable shafts. Elongate actuators extend between and interconnect the rotatable shafts and brake mechanisms for the front wheel assemblies. A pedal lever is rotatably coupled to the gearbox and can rotate clockwise by pressing one portion of the pedal lever and can rotate counterclockwise by pressing another portion of the pedal lever. Rotation of the pedal lever causes the gearbox to rotate the rotatable shafts to substantially lock the pair of rear wheel assemblies, and substantially simultaneously causes a translation of the elongate actuators to actuate the brake mechanisms of the front wheel assemblies, such that the wheels of the front and rear wheel assemblies brake substantially simultaneously.

A drawworks brake performance assessment system (115, 215, 315) comprising a drawworks (116, 216, 316) comprising a rotatable spool (220, 320); a braking system comprising a rotor (232, 332) associated with the rotatable spool and at least one hydraulic disc brake (234,334) comprising a master cylinder assembly (236, 336) and a caliper assembly comprising a caliper (242, 342) and opposing brake pads, wherein the master cylinder assembly is operable with the caliper assembly to manipulate one of the opposing brake pads to apply a clamping force to the rotor; and a brake sensor system (160, 260, 360) comprising a sensor (264, 364) and an operations module (272, 372), the sensor being operable to measure a displacement distance between one of the opposing brake pads and a surface of the rotor, and to output corresponding sensor data to the operations module that is operable to receive and process the sensor data and to determine one or more performance characteristics of the braking system based on the sensor data.

The invention relates to an electro-mechanical brake caliper, a brake system and a vehicle. The electro-mechanical brake caliper comprises a caliper body, a brake disc and a brake disc, the brake pad is arranged on the caliper body; the driving module is arranged on the caliper body; the driving module comprises a driving part, a transmission mechanism, a first speed reducing mechanism, a second speed reducing mechanism, a first piston assembly and a second piston assembly; the driving part is in transmission connection with the first speed reducing mechanism and the second speed reducing mechanism through the transmission mechanism, the first speed reducing mechanism is in transmission connection with the first piston assembly, the second speed reducing mechanism is in transmission connection with the second piston assembly, and the first piston assembly and the second piston assembly can move in the first direction so as to abut against and drive the brake pad to move. The electronic mechanical brake caliper has good brake performance.

The invention relates to a drive device for an electrically powered vehicle (1), comprising an electric motor (30) and a brake (10), wherein the brake (10) and the electric motor (10) are provided as a unit (4) for acting on a wheel connection (2) of the vehicle (1), and wherein the brake (10) is designed as a wet multi-disc brake.

A disc brake for a commercial vehicle, comprising a brake caliper (1) extending over a brake disc, two brake pads (2) arranged therein, movable in opposite directions towards the brake disc, each having a pad carrier plate (3) and a friction lining (4) attached thereto, which are arranged under preload by pad retaining springs (8) formed from a spring wire in a pad recess (9) of a vehicle-side brake carrier (5) limited in the direction of rotation of the brake disc by brake carrier horns (6), is designed such that each pad retaining spring (8) has two legs (10, 12) in the same direction, connected at their ends by an axially twisted torsion section (13), the free ends of which are directed in opposite directions towards each other and angled apart from each other to form a plug element (11), both of which are attached to the associated pad carrier plate (3) or the brake carrier (5),while the torsion section (13) is supported on a component that is relatively radially movable, the plug-in elements (11) are offset from each other at a predetermined angle in the direction of rotation of the torsion section (13) before assembly when the torsion section (13) is relaxed.

A floating caliper brake is shown including a first metal section fastened non-positively to a guiding element and is-arranged in a recess so that, in a first position, a first section of the first metal section rests in an axial direction, with positive engagement, against a first section of a wall, which defines the recess, on a first side of a limiting element, wherein, in a second position, in which the first metal section and the first section of the wall are arranged at a distance from one another in the axial direction, a first elastomer section is deformed elastically such that a spring force acts on the first metal section-in an axial direction and towards the first section of the wall, and wherein, when the spring force is equal to or greater than a predetermined non-positive engagement force threshold, the non-positive connection between the first metal section and the guiding element is cancelled, resulting in that the first metal section moves relative to the guiding element in the axial direction, and when the spring force is less than the predetermined non-positive engagement force threshold, the non-positive connection between the first metal section and the guiding element is re-established.

A vehicle control system may include a first friction brake member that rotates with a wheel of the vehicle, a second friction brake member that is displaced from an initial position to initiate contact with the first friction brake member to apply braking torque to the wheel, a displacement assembly operably coupled to the second friction brake member to move the second friction brake member responsive to a brake torque request, a sensor network to measure displacement information of the displacement assembly from the initial position to a point of contact between the first and second friction brake members, and a control module operably coupled to the sensor network to record the displacement information to define recorded displacement information, and to determine tapering of the second friction brake member based on the recorded displacement information.