Abstract: A water pump includes a pump body, a pump house with a water inlet and a water outlet, and a pump seat is provided. A circular mounting hole penetrating the pump seat is disposed in the pump seat, an annular mounting stage sheathed in the mounting hole is disposed at one end of the pump body, when the mounting stage disposed at one end of the pump body is inserted into the mounting hole, the pump body is configured to rotate around an axis of the mounting hole relative to the pump seat when the mounting stage disposed at the one end of the pump body is inserted into the mounting hole, and the pump house is disposed at one side of the pump seat away from the pump body and is connected with the pump body.

Abstract: A fan shroud, in which air flows from a suction port to an outlet port, includes: a bell mouth part having a circular wall, the outlet port being formed by the bell mouth part; and a rectangle part having a proximity wall located adjacent to the circular wall and a distal wall distant from the circular wall than the proximity wall, the suction port being formed by the rectangle part. The proximity wall has a most close area that is most close to the circular wall. The circular wall has an extended wall part extended in an axial direction of a propeller fan than a residual portion of the circular wall. The extended wall part is provided along a rotational direction of the propeller fan from a position opposing the most close area.

Abstract: A coaxial pump or turbine module directs working fluid past a rotor and through a flow path symmetrically distributed within an annulus formed between an outer module housing and an inner motor or generator coil housing. The inner housing can be cooled by working fluid in the flow path, or by a cooling fluid flowing between passages of the flow path. The flow path can extend over substantially a full length and rear surface of the inner housing. The rotor can be fixed to a rotating shaft, or rotate about a fixed shaft, which can be threaded into the motor and/or module housing. A plurality of the modules can be combined into a multi-stage apparatus, with rotor speeds independently controlled by corresponding variable frequency drives. The motor or generator can include radial or axial permanent magnets and/or induction coils. Embodiments include guide vanes and/or diffusers.

Abstract: An axial fan includes an impeller rotatable about a central axis extending in a vertical direction, a motor, and a housing. The motor includes a stator and a rotor. The impeller includes blades on a radially outer surface of an impeller cup fixed to the rotor. The housing includes a motor base portion below the motor to support the stator, a tubular portion radially outside of the impeller, a first rib below the blades to join the motor base portion to the tubular portion, and a second rib being annular, centered on the central axis, and joined to the first rib. A lower edge of each blade includes a first blade region that is convex downward. A radially inner end of the second rib is radially outward of a lower end of the first blade region.

Abstract: A rotor disk for an exhaust turbocharger is mounted in a housing of the exhaust turbocharger able to rotate about an axis of rotation. The rotor disk has a disk hub comprising a disk back and a disk front remote from the disk back. A plurality of rotor disk blades are formed on the disk hub in a manner extending between the disk back and the disk front. A balancing mark is arranged in a blade channel formed between a first blade of the plurality of rotor disk blades and a second blade, arranged adjacent to the first blade, of the plurality of rotor disk blades. A width of the balancing mark is less than a length of the balancing mark. The disclosure also relates to an exhaust turbocharger comprising such a rotor disk and to a method for balancing a rotor assembly for such an exhaust turbocharger.

Abstract: A compressor rotor for a gas turbine engine is described which includes sets of blades having different airfoil thickness distributions, each including a frequency modifier forming a thickness differential relative to a baseline blade thickness. The frequency modifiers provide different natural vibration frequencies for each of the blades, and facilitate modifying natural vibration frequency separation between adjacent blades of the compressor rotor.

Abstract: The hydraulic actuator comprises a hydraulic drive cylinder, a first hydraulic output cylinder which is hydraulically coupled to the drive cylinder, and a pressure valve which limits the pressure on the output limiting cylinder depending on an action time of a force on the drive cylinder and/or output piston, wherein the pressure limiting valve is arranged opposite a second output cylinder for limiting pressure and/or in a second output cylinder for relieving pressure, and wherein the second output cylinder is hydraulically coupled to the drive cylinder. The method is a method for operating such a hydraulic actuator, wherein the drive actuator is deflected with deflections having a deflection duration at a deflection frequency for the duration of an acting or a non-acting phase of the hydraulic actuator, wherein the deflection duration defines a movement stiffness of the hydraulic actuator and the deflection frequency defines the resulting deflection speed of the hydraulic actuator.

Abstract: A hydraulic system includes one or more hydraulic subsystems that have a source of additional flow for supplying an auxiliary system. The hydraulic system may include one or more actuator systems, a boost system, and a further hydraulic system, such as a steering system. The source of additional flow for supplying the auxiliary system may include: sizing the boost system for providing both full boost function and auxiliary function, sizing the steering system for providing both full steering function and auxiliary function, utilizing available flow from an unused actuator function, and/or utilizing a selector manifold for actively selecting the source of auxiliary flow based on the flow and pressure demands of the respective hydraulic systems. Such a hydraulic system enables flow to be available to an auxiliary function regardless of the flow requirements for the actuator functions and/or other vehicle functions, while also minimizing interactions and flow disruptions to the various hydraulic subsystems.

Abstract: A hydraulic actuator includes a switching part that is provided with an oil passage for sending pressurized oil generated by a hydraulic pump to a tool and returning return oil from the tool to the hydraulic pump. The switching part switches a route of at least one of the pressurized oil and the return oil. The switching part includes an operating portion (for example, an operation knob) and an axis portion (for example, a spool) that advances or retreats when the operating portion is turned. When the operating portion is turned, the axis portion advances or retreats in a direction orthogonal to a direction of turning the operating portion, whereby the route of the oil passage is switched.

Abstract: A multi-segment reinforced actuator includes (a) a soft actuator body that defines a chamber and (b) a plurality of distinct reinforcement structures on or in respective segments of the soft actuator body. First and second reinforcement structures are respectively configured to produce a first and second actuation motions, respectively, in first and second segments of the soft actuator body when fluid flows into or out of the chamber. The actuation motions are selected bending, extending, expansion, contraction, twisting, and combinations thereof; and the first actuation motion differs from the second actuation motion. The actuator can be used, e.g., to facilitate bending of the thumb with corresponding bending, extending, expansion, contraction, and twisting actuation motions.

Abstract: Provided are embodiments of a pressure-compensated load transfer device that includes a plate having a first shaft vertically installed on one side and a second shaft vertically installed on the other side to be coaxial with the first shaft. Also included is a first bellows having an opening in one side to surround the first shaft, with the other side thereof being fixed to the one side of the plate. Further included is a plurality of second bellows each having an opening in one end, with the other end thereof being attached to the other side of the plate. A housing is also included, and the housing includes a high-pressure working hole communicating with the opening of the first bellows and a high-pressure channel coplanar with the high-pressure working hole and communicating with the openings of the second bellows. The plate is back-and-forth movably received in the housing.

Abstract: A monitoring device includes a first pressure sensor that detects a first pressure value of a pressurized fluid in a first pipe, a second pressure sensor that detects a second pressure value of a pressurized fluid in a second pipe, and a detector that determines, on the basis of the first pressure value and the second pressure value, whether or not a piston has reached one end or the other inside a cylinder body.

Abstract: A vehicle comprising a hydraulic fluid reservoir, a hydraulic fluid pump, a hydraulic filter, a sensor, and a vehicle control unit. The hydraulic fluid reservoir may have a bottom portion filled with hydraulic fluid and a top portion filled with air. The hydraulic fluid pump may be hydraulically coupled to the hydraulic fluid reservoir so as to draw hydraulic fluid from the hydraulic fluid reservoir. The hydraulic filter may be hydraulically coupled to the hydraulic fluid reservoir so as to filter debris from the hydraulic fluid entering the hydraulic fluid reservoir. The sensor may be in communication with the vehicle control unit where the sensor is configured to measure a variable indicative of a failure status of the hydraulic filter and communicate the variable to the vehicle control unit.

Abstract: A tester that can be quickly and easily connected and/or disconnected to a device is described. The tester can check for leaks in the device. The tester can provide a conduit for fluid to flow to the device and a flow meter reading can demonstrate that the device has leakage or no leakage.

Abstract: A fluid management system for an automotive propulsion system is provided. The fluid management system includes a conduit system configured to deliver hydraulic fluid. A housing defining a sump is configured to collect a volume of hydraulic fluid and gaseous fluid. At least one intake valve is disposed in selective fluid communication with the conduit system and the sump. The intake valve(s) is/are configured to allow the passage of the hydraulic fluid from the sump to the conduit system and to substantially prevent the passage of the gaseous fluid from the sump to the conduit system. Thus, hydraulic fluid that is substantially free of air is provided to hydraulic system components downstream of the intake valve(s).

Abstract: Various implementations include a fluidic oscillator array including at least two fluidic oscillators, each including an interaction chamber, fluid supply inlet, outlet nozzle, and feedback channels. The interaction chambers have a first and second attachment wall. Fluid streams flow from the fluid supply inlets, into the interaction chambers, and exit through the outlet nozzles. A feedback channel is coupled to each of the first and second attachment walls. Each feedback channel is in fluid communication with the interaction chamber and has an intermediate portion disposed between a first and second end of the feedback channels. Fluid from the fluid stream flows into the first ends of the respective feedback channels, causing the fluid stream to oscillate between the first and second attachment walls. Adjacent feedback channels of adjacent fluidic oscillators share a common intermediate portion, causing the exiting fluid streams of each fluidic oscillator to oscillate at the same frequency.

Abstract: A vortex control device for modifying a vortex in a fluid stemming from a wall is disclosed. The device includes a rotatable hub disposed within an opening in the wall. The device also includes an inlet port and an outlet port in the rotatable hub. The inlet port forms a suction port to suction fluid from or about the vortex, and the outlet port forms an injection port to inject fluid into or about the vortex.

Abstract: A method and a device for measuring a fluid flow characteristic of an ambient fluid and modifying fluid flow of the ambient fluid, the method including: applying a first voltage between a first electrode and a second electrode, the first voltage being sufficient to generate a plasma in the first space; applying a second voltage between the first electrode and a third electrode, the second voltage being sufficient to generate a plasma in the second space; measuring a first current between the first and second electrodes, and a second current between the first and third electrodes; determining a fluid flow characteristic of the ambient fluid; and applying a third voltage between the first and second electrodes, the third voltage being sufficient to generate a plasma in the first space sufficient to modify fluid flow of the ambient fluid in the first direction in the first space.

Abstract: A clamping fixture includes a body, a connector, a first clasp, at least one first elastic member and a lock. The connector is movable relative to the body along a first direction. The first clasp includes a first fastener and is disposed at one end of the connector. The at least one first elastic member is configured to apply force to the body and the connector along the first direction. The lock includes a second fastener. The first clasp and the lock are coupled through the first fastener and the second fastener.

Abstract: A clamp assembly for connecting a rudder to an aquatic device having a body with a first end, a second end, a top and a bottom. A slot, having more than one section extends into the body from the first end. A clamp having a screw connected to a pivot pin disposed within a clamp head is removably connected to the top of the body for selectively applying a clamping force within the slot.

Abstract: A retention system for temporarily joining vehicle elements to one another includes a first vehicle element integral meshing surface and a second vehicle element integral cooperating meshing surface. The first vehicle element integral meshing surface and the second vehicle element integral cooperating meshing surface are adapted to engage one another to at least temporarily prevent separation of the first vehicle element from the second vehicle element. The integral meshing surface and integral cooperating meshing surface may each be defined by meshing tooth structures. The plurality of meshing tooth structures may be disposed in an aligned configuration. The system finds use in joining vehicle elements such as wrapped armrest trim pieces and armrests during vehicle assembly. Methods for temporarily joining vehicle elements using the described retention system are provided.

Abstract: A compression lock assembly for an adjustable length rod assembly with inner and outer tubes is provided. The compression lock assembly has an adapter adapted to be connected to rotate with the inner tube. An elastomeric ring with an inner opening and outer diameter is concentric and disposed coaxially with the adapter. A threaded fastener extends through the elastomeric ring and is fixed to the adapter. A lock nut is disposed about the threaded fastener and fixed to rotate with the elastomeric ring. The locking nut moves along the threaded fastener to compress the elastomeric ring and expand the outer diameter from a first diameter to a second diameter greater than the first diameter as the elastomeric ring is rotated relative to the adapter.

Abstract: A composite tube joint may comprise an end of a composite tube, an inner member disposed within the end, wherein an outer surface of the inner member has a complementary shape to an inner surface of the end, an outer member concentrically surrounding the end of the composite tube, and an undulated surface configured to mitigate movement of the end of the composite tube relative to at least one of the inner member and the outer member.

Abstract: A joining system for use in furniture and furnishing items with a bottom and a shoulder has a front actuation axis under the bottom and includes a front joining unit and a rear joining unit positioned between the bottom and the shoulder of the furniture or furnishing item. A connection group is inserted in each front and rear joining unit and is aligned with a symmetry axis of the bottom, and a blocking group of the front and rear joining units is attached beneath the thickness of the bottom. The front joining unit provides an actuation and supporting member toward the rear joining unit, and the blocking group provides a grub screw inserted in a casing and caused to slide by way of a conical rack and pinion system, to be received in a bevel in the pin.

Abstract: A press-in fastener incorporates a compound wave pattern into the shank knurl. The knurl is generally aligned vertically but instead of a straight uniform knurl pattern, the rows of knurls have an undulating curved shape that alternates from a narrow to a wider cross-section as they transverse axially along the length of the pin shank. The knurls are arranged in straight or serpentine longitudinal rows equally spaced around a circumference of the shank. At least one of the rows has a wavy cross-sectional profile in a radial plane containing the longitudinal axis wherein said profile consists of a series of contiguous alternating crests and valleys. The compound wavy configuration of the knurls yields a number of benefits without adversely affecting the manufacturing process. The knurl configuration also reduces the installation force and disruption of the host material while maintaining a better lock on the host material.

Abstract: A fixing element is provided for anchoring in a drilled hole. The fixing element extends along a longitudinal axis and has a shank on which an expansion sleeve is arranged. On the shank there is also arranged a holding element by which the expansion sleeve is connected by frictional engagement to the shank so as to be fixed against relative rotation.

Abstract: A fastener assembly is provided having a cylindrical shank with a plurality of annular grooves formed along a length of the shank. A plurality of elongated ribs extends perpendicular to the grooves along the length. A fastener disc is provided with a central opening with a diameter less than a cylindrical shank diameter wherein an inner edge of the central opening includes a contact surface. The fastener disc is retained on the fastener portion in a locked position when the contact surface engages one of the plurality of grooves with a friction fit. The fastener disc is rotated to a release position so that the elongated rib contacts the inner edge thereby releasing the contact surface from the grooves.

Abstract: A roof cover fastener may include a cover plate having a planar body with a perimeter. A central aperture may be disposed centrally in the body. A first annular rib may be formed into the body and may encircle the central aperture. A second annular rib may be formed into the body and may encircle the first annular rib. A first channel may separate the first annular rib from the second annular rib. A medial aperture may be disposed in the channel between the first annular rib and the second annular rib. Optionally, the fastener may also include an auger element having a first end and a second end. A head may be coupled to the first end, and a tip may be coupled to the second end. A thread crest with a thread root may extend from the second end towards the first end.

Abstract: A bonding washer for making electrical connection between two metal pieces that are to be mechanically fastened together. The washer, to be interposed between the two metal pieces, may be constructed so as to fasten to one of the pieces before the two pieces are joined. Teeth on the washer, positioned at right angles to the plane of the washer, are forced into each of the two metal pieces when the fastener is tightened, making electrical connection between the two metal pieces.

Abstract: Exemplary embodiments relate to a fastener suitable for industrial tasks. Some embodiments include a sealing surface sized so that an outer surface of a sealing ring is located at approximately the same diameter as the fastener head, thus reducing ingress risk for foreign contaminants. Further embodiments provide a centering pilot to improve sealing consistency and quality. Some embodiments provide an angled flange on the fastener head to lift tightening tools away from the surface to which the fastener is being applied, and to shed liquids readily. The portion of the head that receives the tightening tools may be relatively small (approximately the same diameter as the fastener's threaded shaft) to reduce the risk of over-torquing. A bearing surface of the fastener may be located below the sealing ring (towards the threaded shaft) to prevent the fastener from marring the unsealed surface to which the fastener is being applied.

Abstract: A steering shaft having an outer shaft and an inner shaft accommodated therein in a torque-locking, axially displaceable manner and an axial inner stop which projects radially outwards from an outer face of the inner shaft. When the inner shaft is pulled out of the outer shaft, the axial inner stop strikes against an axial outer stop projecting radially inwards from an inner face of the outer shaft, wherein the axial displacement of the inner shaft is limited in the pull-out direction. With regard to simple production of the outer stops with the least possible deformation of the entire cross section of the outer shaft, the outer stop is introduced by at least one forming process into an end portion of the outer shaft, wherein the axis of the direction of introduction in each case forms an angle of more than 20° with the radial direction of the outer shaft.

Abstract: A hinge module includes a joint assembly, a first pivot, and a second pivot. The joint assembly includes a first joint washer, a second joint washer separate from and coplanar with the first joint washer, an interlock member having two elongated limiting holes, and two pins. The first joint washer has a first pivot hole and a first pin hole. The second joint washer has a second pivot hole and a second pin hole. The pins are respectively inserted into the first and second pin holes and movably pass through the limiting holes. The first and second pivots respectively pass through the first and second pivot holes. When the first joint washer is rotated around the first pivot, the corresponding pin moves the interlock member in a direction perpendicular to each limiting hole, thereby moving the other pin to rotate the second joint washer around the second pivot.

Abstract: The invention relates to a fitting (10) for a vehicle interior comprising a base (11) and comprising a pivotable part (12) that is pivotable relative to the base about a pivot axis (a) between a first position and a second position, comprising a brake (20) with a first sliding structure (23) on the base (11) having at least one first slide surface (21) and a second sliding structure (25) on the arm support (12) having at least one second slide surface (22), wherein the second slide surface (22) is motion-connected to the arm support (12). The particular feature is that the first slide surface (21) and/or the second slide surface (22) is formed at least partially as a ramp (24).

Abstract: Improved bearing roller elements are disclosed. A first disclosed improvement is the addition of vanes to a ring-roller type element which allows fluids (such as liquids or gases) to flow through the bearing assembly. The fluids can then provide convection cooling. With proper configuration, the use of such vaned ring-roller elements can even allow the creation of a pump, either as part of the larger apparatus' cooling system or as a dedicated device. A second disclosed improvement, which can be used in combination with the first or in isolation, is the use of magnetic spokes in ring-roller type elements which allows them to be driven by an electromagnetic field. The use of such magnetic elements in the bearing roller elements also allows electromagnetic braking and/or regenerative braking. A bearing assembly incorporating the roller elements in a ring configuration and using pre-load to produce additional benefits is also disclosed.

Abstract: A chain slider is designed as a cable management device, and includes an interchangeable insert system to adapt different size chain, cable wire rope, synthetic rope or line used in hoisting devices. The chain slider may be manufactured of plastic and injection molded to shape.

Abstract: The invention relates to a method for producing a toothed sintered component (1) according to which a green compact with a bearing mount (10) is pressed from a powder, the green compact is sintered and hardened and then at least one sliding bearing element is inserted into the bearing mount (10). The sliding bearing element is inserted into the bearing mount (10), which has a sintered-smooth surface (14), wherein a multi-layered sliding bearing element (11) is used as the sliding bearing element.

Abstract: Wear detection in a plain bearing is proposed, with a first component comprising at least one sliding element of plastics material, which has a sliding surface for mobile guidance of a second component relative to the first component. The first component, in particular the sliding element, has a device for detecting wear in a critical region of the sliding element, in particular at the sliding surface thereof, with a transponder and with a detector element which cooperates with the transponder and is arranged on the sliding element. The detector element changes the behavior of the transponder when a predetermined degree of wear is reached in the critical region of the plastics sliding element, such that the wear-induced change is wirelessly detectable. The system and detection method are particularly advantageous for plain bearings for a lubricant-free bearing arrangement.

Abstract: A flanged inner ring for wheel hub bearings, the inner ring comprising a tubular body supporting the bearing, the body being coaxial with an axis (A), and a flange, which is transversal to the axis (A), the flange being provided with a plurality of threaded through holes that are distributed around the axis (A) and includes:—an outer annular mounting surface and an inner surface that is axially faced towards an outer ring of the bearing; the flange having a respective base axial thickness (SAF) and comprising for each threaded through hole, a respective radial arm which is arranged on the inner surface of the flange facing the outer ring; the inner ring being forged in one piece together with the flange and the radial arms. Between each pair of adjacent arms there is a flower-shaped sector with a chamfer made by forging along the outer surface thereof.

Abstract: A cover comprises a substrate and a grease lid. The substrate comprises a main body comprising a branched grease pathway, a locating side comprising a grease supply port, and a lubricating side comprising a plurality of grease ports. The grease lid constrains the branched grease pathway and is configured so that when grease enters the locating side grease supply port, the grease traverses the branched grease pathway and exits the grease ports.

Abstract: Embodiments relate to an off-road vehicle comprising a frame, including at a frame, a passenger compartment, a driveline that includes at least a drive system and a driven system, and a constant velocity (CV) joint for coupling the driven system to the drive system. The CV joint includes a housing, a coupling shaft, a detent, a plunge pin and an actuation pin, wherein the actuation pin has a first end that is accessible via an aperture in the housing, wherein actuation of the actuation pin determines whether the plunge pin is in the first position or the second position.

Abstract: A joint arrangement includes comprising a joint, a nut and an adapter unit. The joint has an inner hub, an outer hub, balls and a cage with recesses for the balls. The inner hub has a recess with an inner toothing for receiving a first shaft. A cavity of the joint arrangement located around the balls is closed on two end sides by a respective sealing device. The adapter unit includes a first adapter portion and a second adapter portion which cooperate to transmit torque across the joint arrangement to or from a second shaft.

Abstract: Universal joint bushes for universal joints are disclosed, as well as methods of making or treating the universal joint bushes. The universal joint bush may include an outer ring, which has a peripheral layer (R) formed by at least one measure for diffusing an element into regions of the universal joint bush near the surface. The peripheral layer (R) of the outer ring may include nitrogen. A method for producing a universal joint bush having a nitrogen-containing peripheral layer (R) may include preparing a universal joint bush made from a case-hardened steel and diffusing, via a thermochemical treatment, nitrogen into regions of the universal joint bush that are close to the surface in order to form the nitrogen-containing peripheral layer (R). The thermochemical treatment may be carried out in a temperature range of at least 800° C.

Abstract: Methods and systems are provided for a motorized disconnect operable to selectively engage and disengage two rotating components of a vehicle drivetrain. As one example, a motorized disconnect system is provided that operates via an electric motor and includes a shifter assembly with an oscillating gear track and cam profile for rotating the shifter assembly while moving it in an axial direction to selectively couple two rotating components.

Abstract: In a clutch device in which a diaphragm spring presses a pressure plate to have a friction disc pressed against a rotating part, a clutch device with which a half clutch condition is easily retained is provided. The clutch device comprises: a diaphragm spring comprising a plurality of plate springs arranged along a circumference having a rotation axis as a center wherein end portions thereof projecting toward the rotation axis constitute free ends; a pressure plate to cause the friction disc to be pressed against the rotating part by being biased by the diaphragm spring; and a release device to disconnect power from the rotating part to the friction disc by reducing bias force applied by the diaphragm spring to the pressure plate as the diaphragm spring is deformed by displacing free end portion side of the plate spring in one direction along the rotation axis.

Abstract: In a hydraulic clutch actuation system for controlling in particular a clutch-controlled compensation unit of a drivetrain of a motor vehicle, in which hydraulic clutch actuation system a hydraulic pump is used for generating hydraulic pressure in a hydraulic fluid for the purposes of clutch actuation by means of a hydraulic clutch actuation device, provision is made whereby the hydraulic fluid is supplied as clutch oil to the friction members of the friction clutch which are to be oiled with clutch oil (cooling and/or lubricating oil). In this way, improved and more reliable oiling of the clutch can be made possible even at low vehicle speeds and under heavy clutch load, wherein, despite this, very rapid dry-running of the cutches, and low power losses generated by the clutch oiling, are ensured.

Abstract: Implementations relate to a brake mechanism for a spherical wheel. In some implementations, a wheel mechanism includes a spherical wheel and a base coupled to the spherical wheel via a rotary bearing contacting a surface of the spherical wheel, where the rotary bearing is configured to allow the spherical wheel to rotate. The wheel mechanism includes a brake ring coupled to the base and configured to selectively engage and disengage the surface of the spherical wheel, where the brake ring provides friction opposing rotation of the spherical wheel when engaged.

Abstract: The invention concerns a centrifugal positive blocking brake for shutter drives. The brake includes centrifugal blocks, central spring element, and a drive motor comprising a drive shaft. A turntable is coupled with the drive shaft. The central spring element having a preloaded spring is centrifugally guided in a recess of the turntable. Either side of the spring is connected with a radially movable engaging tab element. Two different radially acting abutments are disposed on the central spring element and are movable towards recess. The engaging tab element has at least one engaging tab pointing radially inwards. The centrifugal block is attached to the engaging tab element. In the de-energized state of the drive motor, the engaging tab elements together with the centrifugal blocks disposed on them engage into detents of a frame-fixed detent disc with at least one engaging tab in a frictionally and positively locking manner.

Abstract: A brake assembly for braking relative rotational movement of a spindle that is moveable about a central axis relative to a hub. The brake assembly is comprised of a collar comprised of a pair of arcuate leg sections, having a first end pivotally linked together to allow pivoting movement of the leg sections. A frictional surface is provided along the inner surface of each of leg section. An adjustable fastening assembly connects second ends of the leg sections together and clamps the leg sections to the spindle with the frictional surface on the leg sections engaging the outer surface of the spindle. A stop member is connected to the hub and is disposed to engage a surface of the leg sections, wherein rotation of the spindle in a first direction about the axis causes a surface of one of the leg sections to engage the stop and to reduce frictional engagement of one of said leg sections by releasing engagement with the spindle as the spindle moves in said first direction.

Abstract: A brake disc, in particular for a motor vehicle, includes a base disc of a first material and a wear-reducing coating of a second material. The first material is a lightweight metal and the second material is an oxide layer.

Abstract: An electric brake device to be mounted on a vehicle includes a rotating body, a friction member, an electric motor, a piston, an operation conversion mechanism, an actuator, and a controller. The operation conversion mechanism is configured to include a rotating member and a linear motion member. The controller is configured to selectively execute a standby control of causing the linear motion member to stand by at a standby position where a clearance between the friction member and the rotating body is not larger than a backlash between a male screw and a female screw, and a backward movement control of moving the linear motion member backward to a backward movement position where the clearance is allowed to be equal to or more than the backlash, in a case where there is no braking force request for the electric brake device.