Abstract: A brake device, configured to be installed directly on a driving axle or through a hub, wherein said device includes a first brake disc joined to the axle sharing rotary motion, a first container disc and a second container disc configured to be moved in the axial direction of said axle. The container discs are positioned on each side of the brake disc, such that both are configured to be moved in the axial direction towards the linings of the first brake disc and to exert a pushing pressure thereon, producing the braking of the brake disc and, therefore, of the driving axle whereon it is assembled. Furthermore, the container discs comprise an inner circuit configured to accommodate the passage of a coolant configured to cool them.

Abstract: A vehicle, a vehicle brake cooling system, a computer program product, and a method of controlling a vehicle in a manner to achieve enhanced aerodynamic performance of the vehicle and active cooling to the wheel brakes during operation of the vehicle. The vehicle includes one or more a vehicle air vents moveable between a first position and a second position, and one or more processors of a computing system. The one or more processors are configured to dynamically conduct, in response to a detection as sensor data one or more of a current position of the vehicle air vents, a current temperature of vehicle wheel brakes, and a current speed of the vehicle, a vehicle brake analysis of the sensor data.

Abstract: A heat dissipation structure includes a housing configured to accommodate a heating element of an aerial vehicle. The housing includes a first air vent configured to guide an airflow into the housing and a second air vent configured to guide the airflow out of the housing. The airflow includes a propeller-generated airflow generated by a propeller of the aerial vehicle during rotation. The housing is located at an end of an arm of the aerial vehicle, away from the propeller in a longitudinal direction of the arm. A projection of the housing on a plane on which an area of rotation of the propeller lies at least partially overlaps the area of rotation of the propeller.

Abstract: A device includes a collection channel, a protection channel, and a tank containing a liquid. The collection channel is configured to direct an airflow containing particles from the outside to the interior of the tank. The airflow passes through the liquid and the protection channel, and is connected to an outlet of the tank. The tank includes a barrier configured to prevent liquid spatters from reaching the outlet and to allow the airflow to pass through the tank to the outlet. The protection channel is connected to a source of suction, is configured to direct the flow from the outlet to the source of suction. The protection channel includes a condenser configured to condense a vapor of the liquid and to direct the generated condensate to the tank.

Abstract: A suspension device of a motor-vehicle wheel includes a support member of the motor-vehicle wheel connectable to the motor-vehicle structure by means of one or more suspension members, a brake disc connected in rotation with the motor-vehicle wheel, a brake caliper associated with the brake disc and a brake disc cover. The brake caliper is formed in a single piece with the support member of the motor-vehicle wheel by means of additive manufacturing technology.

Abstract: A vehicle brake includes a disk that is rotationally integral with a central drum of a wheel, which is rotatingly supported on a shaft and forms a half-shell of a two half-shell housing compartment. A cover half-shell is provided opposite the central drum and is rotatingly unsupported with respect to the central drum, and has a braking element compressible by a pushing member against the facing surface of the disk. The disk includes a crown of teeth or radial ribs engaging a concentric crown of recesses on the central drum, which has a backing surface of at least part of the radial teeth or ribs and at least part of the face of the disk facing the drum. The backing surface provides the countercheck of the disk against the compressing action of a braking element against the surface of the opposite disk face.

Abstract: A brake system for an electric wheel drive unit has a housing that can be attached securely to the vehicle frame. The housing has a flange region and a shaft-like wheel carrier region secured to the flange region. A first brake component is connected to the housing and includes a first support part attached directly on a radial outer side of the wheel carrier region and a first brake disc element rotationally fixed to the first support part. A second brake component is rotatably mounted relative to the housing and has a second support part and a second brake disc element rotationally fixed to the second support part. A hydraulic actuation device is provided with one or more pressure pistons arranged. A sliding element is provided for moveably coupling the pressure pistons with one of the brake disc elements.

Abstract: A heat shield for a wheel is disclosed. A torque bar may be used to mount the heat shield to the wheel, and includes a connector in the form of a stem and a head. A stiffening or reinforcement plate is mounted to the heat shield with a torque bar mounting aperture extending through the reinforcement plate being disposed about at least part of a torque bar mounting aperture extending through the heat shield. The torque bar mounting aperture of the reinforcement plate is disposed/configured such that the head of the torque bar may be disposed in overlying relation to portions of an outer surface of the heat shield that are on opposite sides of the torque bar mounting aperture through the heat shield that are exposed by the torque bar mounting aperture through the reinforcement plate.

Abstract: The present invention relates to brake pad for a bicycle or a motorbike disc brake assembly comprising: a backing plate (1) having a front surface (2) and a rear surface (3), a friction pad (4) disposed on the front surface (2) or the rear surface (3) of the backing plate (1), and a backing plate extension (5) extending from the backing plate (1), wherein the backing plate extension (5) is provided with at least one cutout, wherein the at least one cutout has an inner wall surrounding the cutout, and wherein at least a part of the inner wall is provided at an inclination other than 90° with respect to the area of the backing plate extension (5) adjacent to the cutout.

Abstract: A method for a steer axle knuckle of a vehicle is provided. The method comprises welding a steer arm and a tie rod arm to a knuckle body by linear friction welding. The method further includes, in one example, pairing a plurality of first contact surfaces of the knuckle body and a plurality of steer arm contact surfaces of the steer arm prior to the welding; pairing a plurality of second contact surfaces of the knuckle body and a plurality of tie rod arm contact surfaces of the tie rod arm prior to the welding. Each of the plurality of first contact surfaces, second contact surfaces, steer arm contact surfaces, tie rod arm contact surfaces is machined prior to the welding.

Abstract: A cooling device having a surface configured to allow the circulation of a heat-transfer fluid along the surface in a first direction D1, an exchange of heat being able to take place by convection between the cooling device and the fluid, the device includes n cooling fins, n being an integer greater than or equal to one, each cooling fin forming a protuberance of the device, extending primarily in a plane (P) containing the first direction (D1), in each fin, at least two inserts having a tube form and a dimension characteristic of a section of the tube and extending primarily in a second direction (D2) of the plane P distinct from the first direction (D1), the inserts having, over their greater length, a thermal resistance lower than the thermal resistance of the cooling fin along the same length, each insert being distant in the first direction (D1) from another insert by a length equal to or greater than the characteristic dimension of the section of the tube of the insert.

Abstract: The invention relates to a brake assembly, including a brake housing; a wheel rotor rotatable around a rotational axis; a friction member coupled to the wheel rotor; a first braking member and a second braking member arranged to sandwich the friction member; and a wear indicator assembly for indicating wear of the at least one friction member at an indication position on an outside of the brake housing. The wear indicator assembly includes an indicator rod having a first end inside the brake housing and a second end visible from the outside of the brake housing. The second end of the indicator rod is at a second distance from the rotational axis, greater than the first distance of the first end.

Abstract: A torque barrel for use with a brake system may comprise a torque barrel having a cylindrical structure including an inner surface, an outer surface, a first opening at a first end, and a second opening at an opposing second end; and a longitudinal hole disposed through the outer surface of the barrel between a first spline of the plurality of splines and a second spline of the plurality of splines.

Abstract: A brake assembly is suitable for use with a vehicle wheel that has a rim rotatably mounted to an axle. The brake assembly includes a housing fixedly positioned relative to the axle and a plurality of disks disposed within the housing and fixedly positioned relative to the rim. A fluid is disposed within the housing and has a selectively variable viscosity. The viscosity of the fluid is selectively increased to increase a braking force applied to the wheel.

Abstract: Thermal control system for aircraft main landing gear wheel wells and related methods are disclosed. An example thermal control system includes a conduit defining a fluid passageway between an inlet and an outlet. The inlet of the conduit positioned in fluid communication with a landing gear wheel well and the outlet of the conduit positioned in fluid communication with the atmosphere. The conduit generates a pressure differential through the fluid passageway between the inlet and the outlet to exhaust heat from the landing gear wheel well to the atmosphere.

Abstract: A braking band has a first plate and an opposite second plate having inner surfaces delimiting a gap, outer surfaces forming braking surfaces, and a plate body. The plates are joined by connecting elements. At least one plate has at least one ridge projecting into the gap without reaching the opposite plate. The ridge extends from a first connecting element to an adjacent connecting element, and along a circumferential direction, the connecting elements and the ridge being groupable in modules circumferentially distributed along the gap. A first module has three adjacent connecting elements connected by two ridges projecting from the first plate into the gap without reaching the second plate. A second module has three adjacent connecting elements connected by two ridges projecting from the second plate into the gap without reaching the first plate. A third module has at least one connecting element free of ridge connection.

Abstract: A heat dissipation structure includes a housing configured to accommodate a heating element of an unmanned aerial vehicle (UAV). The housing includes a first air vent and a second air vent. The first air vent is configured to guide an airflow into the housing. The airflow includes a propeller-generated airflow generated by a propeller of the UAV during rotation. A side projection of the first air vent on a side of the housing at least partially overlaps a side projection of the propeller on the side of the housing. The second air vent is configured to guide the airflow out of the housing.

Abstract: A braking device may include a brake casing rotatably assembled with respect to a shaft along an axis of rotation, first braking elements and second braking elements, forming a stack, an elastic return element configured to exert an application force on the first and second braking elements, and a brake release actuator, adapted to bias the elastic return element along a direction opposing the application direction. The braking device a may include a diffusion wedge and a pressure wedge positioned respectively to bear against the stack and against the elastic return element. The diffusion wedge and the pressure wedge may have contact surfaces defining an annular linear contact about the axis of rotation.

Abstract: An air guide duct for water ingress management having at least one air inlet and at least one air outlet channel which has an upstream inlet opening in fluid communication with the at least one air inlet and a downstream outlet opening into at least one of the front wheel wells, whereby incoming air from the front end of the motor vehicle is guided into at least one of the front wheel wells. A bottom surface of the upstream inlet opening is disposed at a first vertical position and a bottom surface of the downstream outlet opening is disposed at a second vertical position, with the bottom surface of the downstream outlet opening being disposed lower than the bottom surface of the upstream inlet opening relative to the front wheel wells such that a height differential is defined between the first vertical position and the second vertical position.

Abstract: Mechanisms to realize lightweight rotational joints having passive, high torque braking in one or more degrees of freedom are presented herein. In addition, robotic systems incorporating one or more rotational joints with passive, high torque braking as described herein are also presented. Each degree of freedom includes a spring element to preload the braking assembly to maintain high torque braking. The force generated by the spring is multiplied to a much larger force applied to the braking elements by a lever structure and an eccentric mechanism. A human user manually displaces the spring element and effectively reduces braking torque to a desired amount. In a further aspect, a two degree of freedom mechanical shoulder joint and brake device is disposed in a structural path between the harness assembly of an upper body support system and a surface of a working environment.

Abstract: A brake device for installation on an axle of wheels including a piston; a casing accommodating at least the piston; a container; a first cast iron disc and a second cast iron disc, joined to the container; a first brake lining; a first supporting disc on which the first brake lining is located; and a bearing fixed to the central cylindrical wall of the container around the axle. The container and the casing remain fixed without rotating about the axle and the first brake lining together with the first supporting disc are fixed to the axle. The piston is further configured to displace the container together with the two cast iron discs towards the first brake lining until the first cast iron disc makes contact with the first brake lining. The container includes an inner circuit configured to accommodate a coolant.

Abstract: A system, and associated method, for reducing oxidation of a friction disk may include a braking assembly comprising the friction disk and a coolant loop coupled to the braking assembly, with the coolant loop being configured to circulate liquid coolant from the braking assembly. That is, the coolant loop may be configured to reduce the temperature of the braking assembly, thus reducing the rate/extent of oxidation of the friction disks and potentially enabling the concentration of oxygen around the braking assembly to be reduced.

Abstract: A braking band of a disk brake disk has a first plate and a second plate arranged joined to each other by connecting elements. The first and second plates have first and second plate outer surfaces, opposite portions of the first and second outer surfaces forming opposite braking surfaces. The braking band has a plurality of attachment portions for connecting the braking band to a vehicle hub or a bell. Each attachment portion has a connection seat. The attachment portions are spaced by recesses. Each attachment portion has an attachment portion wall having opposite side wall portions, two bottom wall portions and an inner end wall portion, and opposite first and second attachment portion surfaces. Each recess extends radially beyond the connection seat. Each side wall portion is joined to the adjoining bottom wall portion by a cylindrical bottom arch avoiding edges. Each side wall portion is joined to the adjoining inner end wall portion by a cylindrical end arch avoiding edges.

Abstract: A system and method of checking sealing of a brake caliper housing. The method may include determining a level of moisture in a cavity of a brake caliper housing with a sensor. In another configuration, the method may determine whether a detected pressure inside the cavity remains stable for a predetermined period of time.

Abstract: A wet friction disc includes a friction surface and a lubrication groove through which a lubricant supplied to the friction surface flows. The lubrication groove has a plurality of circumferential groove portions that extends in a circumferential direction and a plurality of intersecting groove portions that extends in directions intersecting the circumferential direction. At least one of the circumferential groove portions has a through-hole that extends through the wet friction disc between an opposite surface facing s mating member and a surface on the opposite side in an axial direction.

Abstract: A landing gear system includes a wheel rotatably coupled to an axle about an axis. A torque tube is rotatably mounted to the axle about the axis such that the axle extends through a central portion of the torque tube. A rotor is fixed in rotation about the axis relative to the wheel, and a stator is fixed in rotation about the axis relative to the torque tube. The landing gear assembly further includes a clutch assembly selectively reciprocal between an engaged state and a disengaged state. The stator is fixed in rotation about the axis relative to the torque tube when the clutch assembly is in an engaged state. When the clutch assembly is in a disengaged state, the stator is rotatably about the axis relative to the torque tube.

Abstract: A full carbon-ceramic axle-mounted brake disc is disclosed, including a disc hub and a plurality of friction discs sleeved on the disc hub and coaxially stacked. The plurality of friction discs and the friction discs and the disc hub are locked and connected integrally through connecting structures. The friction discs are made of a carbon-ceramic composite material and are composed of heat dissipation reinforcing ribs arranged radially on a disc face and a back face, the heat dissipation reinforcing ribs between the stacked friction discs being in contact with each other on a one-to-one basis. Radial heat dissipation channels are formed on two sides of the heat dissipation reinforcing rib, and a connecting groove connecting the radial heat dissipation channels on the two sides is formed between the heat dissipation reinforcing ribs.

Abstract: An aerodynamic noise reduction member 30 includes: a plate-like support portion 32 sandwiched between a plurality of fins 24 and 26 of a brake disk 20 and a rotating member 102 of a railroad vehicle; and a plurality of protruding portions 34 protruding from the support portion 32. Each of the plurality of protruding portions 34 is provided in such a manner that, in a state in which the support portion 32 is sandwiched between the plurality of fins 24 and 26 and the rotating member 102, each of the protruding portions 34 partially occludes between the fastening fin 24 and the anchoring fin 26 adjacent to each other in a circumferential direction of the brake disk 20.

Abstract: A bidirectional windage resistance brake apparatus including a base, a first cylinder, a second cylinder, a first windage resistance plate and a second windage resistance plate, a tail of the first windage resistance plate is hinged with the base; the first windage resistance plate includes a first supporting rod, one end of which is hinged to a middle portion of the first windage resistance plate, and another end is connected with the first cylinder; a tail of the second windage resistance plate is hinged with the base; the second windage resistance plate includes a second supporting rod, one end of which is hinged to a middle portion of the second windage resistance plate, and another end is connected with the second cylinder. The brake apparatus is high in brake efficiency and reliability.

Abstract: A caliper body for a disc brake having at least one thrust housing. The housing has a housing bottom wall and a housing lead-in edge portion. The housing lead-in edge portion has at least one housing edge surface. At least either a first elongated element caliper inner side or a second elongated element caliper inner side has at least one groove bottom wall and groove sides which delimit at least one groove. The at least one groove bottom wall is axially outer with respect to the housing edge surface.

Abstract: A method for stabilizing transversal oscillations of a rotor including the steps of acquiring a first signal representing a value of transversal oscillations of a rotor; estimating a value of a thermal gradient from the first signal; computing a value of an actuation parameter from the value of thermal gradient; emitting an actuation signal representing the value of the actuation parameter.

Abstract: A wheel assembly is disclosed, in which a ring gear is movably mounted to the rim of the wheel, so that torque can be transmitted between wheel and rim, while the ring gear is isolated from deformations induced in the wheel rim.

Abstract: A fender liner structure is disposed in a wheel house of a front wheel of a vehicle. The vehicle includes a sub radiator disposed on a vehicle front side of a fender liner. The fender liner structure includes a liner body portion curving in an arch shape to cover the front wheel from above and a lower wall portion extending to the front of the vehicle from a lower end of the liner body portion on the vehicle front side. The liner body portion includes a first vent hole penetrating a vehicle front side part of the liner body portion. The lower wall portion includes a second vent hole penetrating a vehicle rear side end portion of the lower wall portion in an upper-lower direction. The lower wall portion includes a negative pressure generation part configured to generate a negative pressure under the second vent hole.

Abstract: A drawworks gearbox includes additional braking on the input side of the gearbox to provide a redundant emergency brake and, optionally, a separate parking brake with the drum-side brakes being the emergency brake. An air-cooled brake disc is attached to a high speed coupling connected to the gearbox input pinion. A hydraulic-apply, spring-release brake is mounted to the gearbox housing at each pinion location and arranged to act on its respective disc.

Abstract: A stiffened torque bar is provided. Stiffened torque bar may include a torque bar body, a mounting hole, and a bolt strap. Stiffened torque bar may also comprise a first sleeve and a second sleeve. Stiffened torque bars of the present disclosure can exhibit improved desired characteristics, such as improved stiffness and vibration damping in order to enhance dynamic stability in the stiffened torque bar.

Abstract: A disc brake rotor apparatus includes an annular inner member for mounting to a hub, an annular outer member concentric with the annular inner member and having opposite braking surfaces, a first intermediate member extending radially outwardly from the annular inner member to the annular outer member, and a second intermediate member extending radially outwardly from the annular inner member to the annular outer member. The first intermediate member is at least partially and axially spaced apart from the second intermediate member and forms a chamber therebetween.

Abstract: The present disclosure relates to a combined hydraulic motor and brake including a hydraulic motor having a hydraulic motor housing, a drive shaft assembly that is driven by the hydraulic motor, a stationary housing that is fixed relative to the hydraulic motor housing, and a rotatable housing that is rotatably driven by the drive shaft assembly. The combined hydraulic motor and brake also includes a brake for resisting relative rotation between the rotatable housing and the stationary housing, and a piston that is hydraulically actuated to release the brake. The piston is carried with the rotatable housing such that the piston, the rotatable housing and at least a portion of the drive shaft assembly are configured to rotate as a unit.

Abstract: A brake assembly for a mobile machine is disclosed. The brake assembly may have a stationary housing forming a coolant inlet and a coolant outlet, a rotatable member, and a disc stack disposed within a cavity at least partially formed by the stationary housing and the rotatable member. The disc stack may have a plurality of friction plates operatively coupled to the rotatable member and a plurality of separator plates interleaved with the plurality of friction plates and operatively coupled to the stationary housing. The brake assembly may also have a piston disposed within the cavity and configured to compress the disc stack, and a seal located at an axial interface between the stationary housing and the rotatable member and downstream of the disc stack relative a flow of coolant from the coolant inlet to the coolant outlet.

Abstract: A friction member to be used for a lock-up clutch device includes a plurality of friction portions and a plurality of grooves. The plural friction portions are disposed in alignment in a circumferential direction. The plural grooves are formed between or among the plural friction portions and penetrate therebetween or thereamong from the inner peripheral side to the outer peripheral side. Further, each of the plural grooves includes an inner peripheral groove and an outer peripheral groove. The inner peripheral groove is formed in a V-shape, and includes a first groove that is disposed on the inner peripheral side and has an opening, and a second groove that is disposed on the outer peripheral side and continues to the first groove. The outer peripheral groove continues to the outer peripheral end of the second groove of the inner peripheral groove, and radially extends in the outer peripheral direction.

Abstract: A plurality of power conversion apparatuses disposed in a traveling direction of a plurality of vehicles coupled to one another each includes a conversion unit to convert electric power; a heat dissipation unit to dissipate heat that is generated in the conversion unit to a traveling wind; and a control unit to control the electric power to be converted. A control unit in a first power conversion apparatus is disposed forward, in the traveling direction, of a heat dissipation unit in the first power conversion apparatus, and increases or decreases electric power to be converted in a conversion unit of the first power conversion apparatus in accordance with at least one of information of a number of other heat dissipation units dissipating heat to the traveling wind and information of a distance to a forwardly adjacent one of the other heat dissipation units in the traveling direction.

Abstract: Brake band (14) of a disc for a ventilated disc brake, unusually capable of reducing braking whistling, extends between an inner diameter (D1), close to a rotation axis (X-X) of the brake band (14), and an outer diameter (D2), far from said rotation axis (X-X) of the disc, said brake band (14) comprising two plates (16, 18) facing one another and defining a gap (22), comprising two plates (16, 18) being joined together by heat dissipation and connection means or elements (20, 60), said connection means (20, 60) being shaped like small columns that project from one plate towards the opposite plate in the form of pins (20, 60) remaining inside said gap (22), said pins (20, 60) being grouped in at least two rows or tiers (26, 28, 30) arranged circumferentially. Some of the pins (60) arranged in said second tier (28 or 30) having a section shaped like a rhombus or diamond with four vertices joined by four sides in which said sides defining said section are substantially rectilinear in shape.

Abstract: An inlet, positioned to access the flow of air passing around and under a moving vehicle, may draw in air which is conveyed through a duct and discharged to cool a brake on a vehicle. The inlet has a closure. The closure is opened and closed on demand by a temperature-operated actuator incorporating an active or smart material under the direction of a controller. In embodiments, a sensor, suitably positioned to sense a temperature representative of the brake temperature, communicates the sensed brake temperature to the controller. The controller may respond to the sensed brake temperature, by triggering operation of the actuator. Typically the closure is opened to allow passage of cooling air to the brake when the sensed brake temperature exceeds, or is anticipated to exceed, a predetermined temperature.

Abstract: The invention relates to a brake mechanism (1) for agricultural utility vehicles. In the case of the brake mechanism (1), during a brake application an additional quantity of oil is supplied to a brake chamber (150) via an inlet manifold (180), which is fluidically connected to an oil chamber (130). The service brake is formed so that, when the service brake is operated, a first control element (120) is moved towards the brake elements (140, 141) in such a way that a brake chamber (150) is fluidically connected to the inlet manifold (180) and thus ensures an additional oil supply from the oil chamber (130).

Abstract: A caliper brake apparatus includes: a guide plate that supports a brake shoe; an anchor pin that supports the guide plate and is provided in a caliper main body to be free to advance and retreat; a piston provided in the caliper main body to be free to advance and retreat; a piston plate that is fixed to the piston and supported by the anchor pin; an elastic membrane that is provided so as to define a pressure chamber in the caliper main body, and that moves the brake shoe via the piston, the piston plate, and the guide plate; and an intermediate member disposed between the piston plate and the guide plate. The intermediate member is interposed between the piston plate and the guide plate such that a gap is formed between the piston plate and the guide plate.

Abstract: A brake for a rotating member is disclosed. The brake is used with a liquid coolant, and includes a housing for containing the liquid, a stationary element disposed in the housing, a wear plate disposed on the stationary element, a friction element coupled to the rotating member for contacting the wear plate, and a removable heat transfer insert disposed adjacent the wear plate and in fluid communication with the coolant, the heat transfer insert consisting of a non-galvanic material.

Abstract: A caliper body (1) of a disc brake caliper, said body being adapted to arrange astride of a brake disc, said body (1) comprising a first (5) and a second (11) wheel side elongated portion, the second wheel side portion comprises at least one wheel side opening (21; 22; 45) which places a channel for receiving the disc in communication with the outside of the wheel side caliper body (23), and wherein said at least one opening (21; 22; 45) is an axial central opening (45) which places said channel for receiving the disc in communication with the outside of the wheel side caliper body (23), and wherein said axial central opening (45) has a closed edge which delimits said opening at a face thereof substantially in axial direction, and wherein said at least one axial central opening (45) is arranged at least partially substantially radially overlapping at least one wheel side cylinder (12; 33), wherein said at least one axial central opening (45) is arranged substantially in the center of said second wheel side el

Abstract: A floating-disk type brake system that includes floating disk assemblies placed respectively in spaces between a rotating member, such as a wheel of a transportation machine or a rotating shaft of a machine tool, and a stationary member to reduce differences in the rotating speed of adjacent sliding surfaces of the floating disk assemblies in frictional sliding engagement. The floating-disk type brake system includes a first floating disk assembly and a first disk assembly that are arranged between the ring gear and the planet carrier of a planetary gear built in a transmission or the like, and the first floating disk assembly and the first disk assembly are pressed together into frictional engagement to brake a rotating shaft.

Abstract: A caliper brake apparatus includes a caliper main body that is supported on a vehicle body, a brake lining that advances/retreats relative to the caliper main body and can apply a frictional force by slidingly contacting a disc, a guide plate that supports the brake lining, an anchor pin that supports the guide plate on the caliper main body such that it can freely advance/retreat, a piston that advances/retreats relative to the caliper main body and can press against the brake lining via the guide plate, a diaphragm that abuts a rear surface of the piston and defines a pressure chamber within the caliper main body and elastically deforms due to pressure of compressed air within the pressure chamber so as to move the piston, and a piston plate that supports the piston on the anchor pin such that the piston can freely slide.

Abstract: A caliper brake apparatus includes a brake lining that advances/retreats relative to a caliper main body supported on a vehicle body and can apply a frictional force by slidingly contacting a disc, an anchor pin that supports a guide plate supporting the brake lining on the caliper main body such that it can freely advance/retreat, a piston that advances/retreats relative to the caliper main body and can press the brake lining via the guide plate, a diaphragm that abuts a rear surface of the piston and defines a pressure chamber within the caliper main body and elastically deforms due to pressure of compressed air within the pressure chamber so as to move the piston, and a piston plate that supports the piston on the anchor pin such that the piston can freely slide. The piston includes a plurality of thermal insulation members whose distal ends protrude toward the guide plate.

Abstract: A wet disc brake system is described which includes a housing assembly and brake callipers. The housing assembly is provided with openings for seating cylinders of respective brake callipers. The callipers are coupled to a structural component of a vehicle to which the system is fitted and in particular a flange of an axle housing. This enables reactive forces created during a braking operation to be transmitted via the callipers to the flange and axle housing rather than being carried by housing assembly. As the housing assembly does not bear any substantive load, it may be made of a relatively light weight construction or material.