Abstract: A return stop, including a rotating inner ring and a stationary, fixed outer ring, and a cage arranged between the inner ring and the outer ring with multiple roller pairs each having two rollers. At least one spring element is arranged between the two rollers of each roller pair for spring-loading the rollers at least against the outer ring, and on an outer circumferential surface of the inner ring for each roller of each roller pair, a clamping ramp is formed. The outer circumferential surface of the inner ring has at least one cam that is formed radially on the outside and engages in a groove formed on the cage. The at least one cam is smaller in the circumferential direction than the groove. Through a relative movement of the cage relative to the inner ring, the respective roller of each roller pair contacts both the respective clamping ramp and the outer ring. A transfer case for a motor vehicle with such return stop is also provided.

Abstract: A torsional spring that can be used as a joint adapted to transmit a torsion actuation with elastic response is described.

Abstract: A ramp system for actuating a frictional clutch, in particular a wet or dry multiple disc clutch, for coupling a drive shaft of a motor vehicle engine to at least one transmission input shaft, having an entrance ramp for introducing an actuating torque, an exit ramp, which is rotatable relative to the entrance ramp, for opening and/or closing the frictional clutch and a reset spring, configured as a leaf spring and connected to the entrance ramp and the exit ramp, for rotating the exit ramp relative to the entrance ramp to a defined starting position. At least one part of the torque transferred to the exit ramp can be transferred via the reset spring, the reset spring extends between a torque initiation point of the entrance ramp and a torque exit point of the exit ramp, substantially in the tangential direction, and extends at a setting angle to a radial plane of the ramp system.

Abstract: The invention relates to a switching unit with an internal diameter and an external diameter about a rotational axis for a main coupling, having at least the following components: a first rotational element with at least one ramp with at least one rolling element; and a second rotational element. The first rotational element and said second rotational element are arranged spaced apart from each other by the at least one rolling element so as to transmit a pressure force. The distance between the first rotational element and the second rotational element can be adjusted by moving the at least one rolling element onto the at least one ramp. In particular, the switching unit is characterized in that the at least one ramp is arranged in a spiral manner from the external diameter to the internal diameter. Through the proposed switching unit, it is possible to individually adjust the ramp gradient over a wide range, and a low ramp gradient can be set at the same time.

Abstract: A wet friction engagement element including a drum having a cylindrical drum portion; a hub having a cylindrical hub portion; an annular friction plate fitted in an inner periphery of the drum portion and having a friction material bonded to its surface; and an annular separator plate fitted on an outer periphery of the hub portion and capable of frictionally engaging with the friction plate.

Abstract: In a lock-up clutch of a starting device, a one-sided friction plate is adopted as a first friction engagement plate fitted with a clutch hub on the power input side and a second friction engagement plate fitted with a clutch drum on the power output side; an engagement oil chamber is defined between a lock-up piston and a flange member; a supply oil passage through which working oil is supplied to the first and second friction engagement plates and is defined between the lock-up piston and a front cover; a return oil passage for the working oil which has passed through the first and second friction engagement plates and is defined on the side of the flange member opposite to the lock-up piston; and the return oil passage communicates with the supply oil passage.

Abstract: The invention relates to a method for avoiding safety-critical activation of a clutch in a hybrid module of a drivetrain of a motor vehicle, wherein the hybrid module is effective between the internal combustion engine and the transmission and has an electric drive, the clutch and a freewheel, and the clutch is used to start the internal combustion engine by transmitting a torque, supplied by the electric drive or the drivetrain, by a frictionally locking connection to the electric drive or the drivetrain, or for disconnecting the internal combustion engine from the drivetrain for purely electric driving. In a method for avoiding safety-critical activation of a clutch in a hybrid module in which safety-critical driving situations are reliably prevented, a critical interference torque of the clutch is set as a function of ambient conditions of the motor vehicle and/or peripheral conditions of the vehicle, in order to set a safety distance to be maintained by the open clutch.

Abstract: An exemplary brake assembly includes a brake pad, an actuator that selectively moves the brake pad to contact a rotor, and a thermoelectric generator device housed outside the brake pad. The thermoelectric generator device generates power in response to a temperature difference within the brake assembly.

Abstract: A brake carrier for an air-actuated disc brake. The brake carrier may have first and second carrier portions that may include a mounting arrangement and a recess. The recess may define a circumferential abutment surface for restraining motion of a brake pad in a circumferential direction and a radial abutment surface for restraining motion of the brake pad in a radially inward direction.

Abstract: A disc brake having a caliper, a housing bore, a guide insert, and a piston. The housing bore extends inboard from an outboard face of a housing portion of the caliper. The guide insert may have an inner guide bore and may be mounted within the housing bore. The piston may be slideable within the inner guide bore relative to the guide insert so as to urge a brake pad towards a rotor.

Abstract: A disc brake and a brake pad assembly. The brake pad assembly may have a brake pad and a retainer clip. The brake pad may have a volume of friction material that may include a friction face, a support face, first and second circumferential end faces. The retainer clip may be arranged to engage a bearing surface of the brake pad.

Abstract: A disc brake for heavy vehicles. The disc brake may include first and second brake pads, a caliper, and at least one support. The caliper may have a radial opening and a pad strap. The support may support a rear face of at least one of the brake pads and may have a guide formation that may be configured to engage the pad strap and restrict rotation of the brake pad about a radial axis.

Abstract: Friction disks, such as rotors and stators, including floating wear liners are disclosed. The friction disks may include a core and a floating wear liner configured to contact a contact surface of the core. The cores may include a retention ring that is substantially concentric with the core and extends axially beyond the plane of the contact surface. The retention ring may radially constrain the floating wear liner in a position aligned with the contact surface to provide frictional contact with the core during braking.

Abstract: A method is provided for producing a brake disk for a vehicle. For this purpose, a protective layer that has an oxide layer is arranged on a base body of the brake disk. According to the invention, the method comprises the following steps: providing a base body, preferably of iron, in particular of cast iron; applying a metallic coating, at least in certain regions, to a surface of the base body; creating a metallic connection between the metallic coating and the surface of the base body; forming the oxide layer on the metallic coating that is metallically connected to the surface of the base body. The invention is also directed to a brake disk for a vehicle.

Abstract: An assembly includes a brake system comprising a parking brake assembly including a first drive shaft and a second drive shaft. The assembly also includes two or more opposing brake pads, and a rotor extending between the two or more opposing brake pads. During use, the first drive shaft is moved so that a first portion of the brake pad is moved relative to the rotor, The second this shaft is moved so that a second portion of the brake pad is moved relative to the rotor. One of the first portion of the brake pad or the second portion of the brake pad is moved relative to the rotor before the other of the first portion of the brake pad or the second portion of the brake pad is moved relative to the rotor.

Abstract: A disc brake having a caliper, a piston, an operating shaft, a wear adjustment mechanism, and a transmission path. The caliper may straddle a rotor and may retain first and second brake pads. The piston may be slidable within the caliper. The operating shaft may apply an actuating force to advance the piston when the operating shaft is actuated. The transmission path of the wear adjustment mechanism may include a one-way clutch.

Abstract: A disc brake for a motor vehicle brake system and a restoring spring arranged therein, the disc brake comprising the following: a brake support which has at least one receiving region; a brake lining arrangement which has a brake lining support and a brake lining which is attached to the brake lining support and which can be brought into interaction with a brake disc in order to achieve a braking effect, wherein the brake lining arrangement is received in the at least one receiving region in a guided manner via a guiding portion formed on the brake lining support; and at least one restoring spring which engages the brake lining arrangement and biases the brake lining arrangement under elastic deformation into a starting position that does not produce a braking effect. The at least one restoring spring can be plastically deformed in order to compensate for brake lining wear.

Abstract: An impact energy absorber with desired absorbing properties while being capable of avoiding the incidence of warpage. The impact energy absorber produced by a formation of a plate-shaped resin material, has a planar portion, and at least one projection projecting from one surface of the planar portion. The planar portion has a plurality of groove-shaped peripheral ribs in an opposite surface at a periphery thereof. The plurality of groove-shaped peripheral rib extends in a direction intersecting with a circumferential direction of the planar portion, and is aligned in the circumferential direction of the planar portion.

Abstract: A compression spring with a sealed chamber formed by a resilient tube body, a top panel unit and a bottom panel unit. The chamber connects to an external elastic structure through a channel and a valve unit. The resilient tube body is a corrugated body defining a crest portion, a trough portion and the remaining portion. A rigid frame structure can be mounted on the crest and trough portions for facilitating expansion in the thinner remaining portion. When the chamber is fluid filled and pressed axially, the remaining portion deforms to hold a larger amount of fluid or the excessive fluid flows through the channel to the elastic structure. A rope unit can be provided for restricting axial expansion and preset a particular length range for a particular use. The valve unit can be controlled before or during the use of the compression spring to control the axial elasticity.

Abstract: A shock absorbing apparatus includes a flexible membrane defining an accumulator cavity, and a compression assembly defining a compression cavity. The compression assembly is disposed within the flexible membrane such that viscous fluid contained within the cavities may be exchanged therebetween by a damping orifice, fluid conduit and or valve mechanism. The accumulator cavity deforms in response to the application of a transmitted impact load, and is capable of storing and releasing potential energy in response to the application and cessation of the transmitted impact load.

Abstract: A shock absorber includes a telescopic tube member configured to include a vehicle body side tube and a vehicle wheel side tube, a cap member that closes an upper side opening of the vehicle body side tube, a cylinder erected in an axial center portion of the vehicle wheel side tube, a piston rod held by the cap member and configured to enter and exit the cylinder, a reservoir formed between the tube member and the cylinder, a cap interior passage formed in the cap member and configured to connect the rod interior passage to the reservoir, a plurality of valve bodies provided in series or in parallel midway in the cap interior passage, and a plurality of adjusters attached to the cap member and configured to be capable of adjusting a valve opening pressure or an opening amount of the plurality of valve bodies.

Abstract: Valve for a vibration damper having a valve housing and a valve slide movable in the valve housing to at least partially close at least one flow path of a fluid flowing through the valve. The valve has an input side and an output side. Pressure impingement surfaces of the valve slide are substantially equal for an opening pressure and for a closing pressure, and the valve slide has a restriction through which a pressure difference between opening pressure and closing pressure can be generated.

Abstract: A shock absorber includes: a metal cylindrical outer tube; a rod inserted into the outer tube, the rod being capable of moving in the axial direction; a bump cushion attached to an outer periphery of the rod that protrudes from the outer tube; a synthetic resin bump stopper formed in a cap shape and fitted to one end in the axial direction of the outer tube, the bump stopper being configured to be abutted by the bump cushion during maximum compression; and a sacrificial corrosion part disposed between the outer tube and the bump stopper, the sacrificial corrosion part being configured to contact a metal surface of the outer tube. The sacrificial corrosion part is made of a metal having a higher ionization tendency than the outer tube, and thereby corrosion of members is suppressed.

Abstract: A shock absorber includes a piston joined to a piston rod that proceeds into and recedes from a cylinder, an extension-side chamber and a compression-side chamber that are separated from each other by the piston and have a working fluid reserved therein, first and second extension-side discharge passages in which the working fluid discharged from the extension-side chamber flows, an extension-side supply passage in which the working fluid to be supplied to the compression-side chamber flows, first and second compression-side discharge passages in which the working fluid discharged from the compression-side chamber flows, and a compression-side supply passage in which the working fluid to be supplied to the extension-side chamber flows. An extension-side damping valve and a compression-side damping valve are respectively provided in the first extension-side discharge passage and the first compression-side discharge passage.

Abstract: A damping device is disclosed. The damping device includes a housing and a piston disposed within the housing. The piston includes an electrical coil wound about the piston. The damping device includes a ferrofluid disposed radially outward of the piston and between the piston and the housing. The damping device further includes a foldable baffle disposed between the piston and the housing and defining an enclosure for the ferrofluid. The folded baffle is able to change shape during motion of the piston.

Abstract: A torque transfer device having a spring damper and a centrifugal pendulum, the torque transfer device being rotatable around an axis of rotation, the centrifugal pendulum having a pendulum flange and at least one pendulum mass, the pendulum mass being connected to the pendulum flange by means of a sliding block guide, the sliding block guide prescribing an oscillation path of the pendulum mass, the pendulum mass being designed to oscillate along the oscillation path, the pendulum flange being torsionally connected to the spring damper, the spring damper being designed to transfer a torque, a switching device being provided, the switching device being coupled with the spring damper, the switching device being designed to reduce the oscillating motion of the pendulum mass along the oscillation path at least partially when a predefined threshold value of the torque is exceeded.

Abstract: The application describes and illustrates a timing belt, particularly a toothed belt, having a first end, a second end, a rear side, a front side, and having a plurality of teeth arranged on the rear side and/or the front side, wherein the first end has at least one cutaway, wherein the second end has at least one tine that is insertable into the cutaway, and wherein the first end and the second end are detachably connectable to each other and the teeth of the first end have an offset relative to the teeth of the second end in the connected condition under no tension.

Abstract: Some embodiments provide release apparatuses comprising: a body comprising a first mating section and a second mating section connected to first and second tethers; and a plurality of movable locking shoes secured with the first mating section and movable between a first position configured to lock the first mating section and the second mating section together and a second position configured to allow the first mating section and the second mating section to disconnect; wherein each of the plurality of locking shoes comprises a locking surface configured to contact an engagement surface of the second mating section and maintain a position of the first mating section with the second mating section when the plurality of locking shoes are in the first position, and wherein the locking surface of each of the plurality of locking shoes is formed at a contact angle between about 18 degrees and 24 degrees.

Abstract: A dual rotary cam may include a first rotating unit, a second rotating unit, a first rod, a second rod and a transmission device. The transmission device has an active gear, two connecting gears, and two passive gears. The active gear is driven by a motor to drive the connecting gears. A decelerating gear that is co-axially disposed with the connecting gear is used to connect the passive gears. The passive gears co-axially connect with the connecting portions of the first rod and second rod. The gear motion between the active gear, connecting gears, passive gears and decelerating gear can be arranged to adjust the gaps therebetween to achieve a goal of seamless transmission of the rotary cam.

Abstract: A roller gear includes a housing, multiple rollers, and a flexible coupling. The housing includes a first driven housing portion configured to be rotatably driven, and a second driving housing portion including a first annular rail and a second annular rail. The multiple rollers are rotatably connected between the first annular rail and the second annular rail. The flexible coupling includes a first coupling end and a second coupling end. The first coupling end is fixedly connected to the first driven housing portion. The second coupling end is fixedly connected to the second driving housing portion.

Abstract: A number of variations may include a gear drive comprising a housing; a shaft supported in the housing; a ring gear which is coaxial and rotatable with the shaft; at least one intermediate gear constructed and arranged to engage the ring gear; an intermediate gear plate which is coaxial with the ring gear and the shaft, and wherein the intermediate gear plate includes an engagement feature and a pin, wherein the engagement feature is constructed and arranged to attach to the shaft and the pin is constructed and arranged to locate and rotatably mount the at least one intermediate gear to the intermediate gear plate; and wherein engagement of the intermediate gear plate with the shaft provides alignment of the at least one intermediate gear, the ring gear, and the shaft and allows for rotation of the intermediate gear plate and the at least one intermediate gear about the shaft.

Abstract: A transmission for a vehicle may include a first input shaft selectively receiving power from an engine, a second input shaft continuously receiving power from the engine, an output shaft disposed in parallel with the first input shaft and the second input shaft, a first shift device making a series of gear shift ranges between the first input shaft and the output shaft, and a second shift device making, in duplicate, at least some of the gear shift ranges made by the first shift device between the second input shaft and the output shaft.

Abstract: A planetary gear train of an automatic transmission may include: an input shaft; an output shaft parallel with the input shaft; a first planetary gear set on the input shaft including a first, second and third rotation elements, the first selectively connected to the input shaft, and the third selectively connected to the input shaft; a second planetary gear set on the output shaft including a fourth, fifth and sixth rotation elements, the first selectively connected to the input shaft through two gear ratio paths and selectively connected to a transmission housing, the fifth selectively connected to the input shaft and the transmission housing, and the sixth connected to the second rotation element and directly connected to the output shaft; four transfer gears; and frictional elements including clutches and brakes.

Abstract: In an aspect, a tensioner is provided for maintaining tension in an endless drive member in a belt-in-oil drive system. The tensioner includes a base that is mountable to a stationary structure and that has a circumferential wall that defines an arm pivot axis, an arm having a radially inner arm surface, and an endless drive member engagement surface that is engageable with an endless drive member, a bushing positioned between the radially inner arm surface and the circumferential wall of the base cup, and a tensioning spring. The arm is supported on the base cup via the bushing. The tensioning spring is positioned to bias the arm in a first direction about the arm pivot axis.

Abstract: A belt tensioner for an accessory drive of an internal combustion engine having a lever arm rotatably assembled to a hydraulic strut assembly. The hydraulic strut assembly including a fixing eye for rotatably mounting to a mounting boss of an engine, the fixing eye having a cupped portion at a first end to seat onto the mounting boss and a travel limiter at a second end extending along an axis of the hydraulic strut to limit travel of the lever arm toward the fixing eye.

Abstract: It is an object of the present invention to provide a chain transmission device including rolling-type chain guides capable of guiding a chain quietly. In the chain transmission deice including the chain guides in which a plurality of spaced apart rollers for guiding the chain are arranged, distance L (m) between the contact points of a trained portion of the chain is set to satisfy the following inequality: L < 1 2 ? ? ? MAX ? T ? ( 1 ) where ?MAX is the maximum excitation frequency (Hz) from a crank shaft, ? is the mass of the chain per unit length (kg/m), and T is the time-average tension of the chain (N).

Abstract: A number of variations may include a gear drive comprising: a housing; a first ring gear; a shaft supported in the housing, wherein the shaft has a central axis of rotation; a second ring gear, wherein the second ring gear is coaxial with the shaft and operably connected and rotatable with the shaft; at least one intermediate gear, wherein the at least one intermediate gear includes a first end and a second end, wherein the first end is operably engaged with the first ring gear and the second end is operably engaged with the second ring gear; and a bias spring, wherein the bias spring comprises a first end, a second end, and a plurality of coils, and wherein the first end is stationary in the housing.

Abstract: A cam gear for a linear drive device that transforms a rotational movement of a first component into a linear movement of a second component includes a cam trench, having, in a circumferential direction of the cam gear, a first end portion and a second end portion, the cam trench being arranged on an end face of the cam gear. The cam gear is configured as a sector gear, and at least one of the first and second end portions of the cam trench is open.

Abstract: A driving module including a driving source configured to generate power, a rotary rod connected to the driving source to rotate by receiving the power from the driving source, a power conversion block coupled with the rotary rod to be straight-line-driven in a longitudinal direction of the rotary rod in response to a rotation of the rotary rod, and a power transmission unit configured to operate in response to a driving of the power conversion block is disclosed.

Abstract: A method of making a worm gear is provided. The method comprises forming a gear hub from a powdered metal material. Thereafter an outer surface of the gear hub is sealed.

Abstract: The invention relates to a multi-part sprocket (1), in which a hub flange (2) for securing the multi-part sprocket (1) comprising holes (6) to a wheel hub, said holes lying on a common pitch circle. Said hub flange (2) comprises an outer winding (12) for receiving a sprocket wheel (3) on the periphery (9) thereof and the sprocket wheel (3) comprises an inner winding (13), through which the hub flange (2) and sprocket wheel (3) are interconnected axially and radially.

Abstract: A counterbalanced spline for use with a compressor is disclosed. The counterbalanced spline has a substantially cylindrical body having a central axis and a plurality of teeth disposed about the central axis. The counterbalanced spline also has a counterweight disposed about a portion of the central axis of the substantially cylindrical body.

Abstract: A bicycle chainring, including a generally annular body formed of at least an inner material, the inner material including a first side and a second side opposite the first side and a plurality of teeth disposed about a periphery of the body. At least some of the plurality of teeth are formed of both the inner material and an outer material, the outer material disposed on one or both of the first and second sides, the outer material having a greater wear resistance relative to the inner material and a thickness greater than 0.1 millimeter.

Abstract: A four-wheel drive vehicle is provided, including an engine with an operating mode that is switchable between all-cylinder and reduced-cylinder operating modes, a torque transmission assembly for transmitting an output torque of an engine to main drive wheels and auxiliary drive wheels, a torque ratio adjusting device included in the torque transmission assembly and configured to adjust a ratio of the output torque distributed to the auxiliary drive wheels, and controller that executes a noise suppression module for increasing the torque ratio provided to the auxiliary drive wheels by the torque ratio adjusting device so as to suppress noise generation at the torque transmission assembly, in the all-cylinder and reduced-cylinder operating modes.

Abstract: Embodiments of translating nut mechanism having enhanced lubrication features are provided, as are embodiments of variable bleed valve systems employing translating nut mechanism in the form of bidirectional stop mechanisms. In one embodiment, the translating nut mechanism comprises a housing containing a pool of grease or another lubricant. A screw shaft is mounted in the housing for rotation about a working axis. A translating nut is threadably mounted to the screw shaft and moves linearly along the working axis with rotation of the screw shaft. A first lubricant distribution feature, such as a grease paddle, projects from the translating nut into the lubricant pool. The first lubricant distribution feature moves through the lubricant pool to distribute lubricant within the translating nut mechanism as the translating nut moves along the working axis.

Abstract: A rotary assembly comprising a transmission member and an oil distribution system enabling oil to be supplied to the transmission member in order to lubricate it. According to the invention, the oil distribution system comprises at least one oil transfer chamber provided with at least one feed orifice configured to receive oil from outside the rotary assembly; the transmission member includes at least one rotary portion provided with at least one oil reception chamber; at least one link duct provides fluid flow connection between the oil transfer chamber and the oil reception chamber; the oil distribution system is driven by said rotary portion of the transmission member to rotate together with it; and the rotary assembly is configured in such a manner as to accommodate a given amount of axial and/or radial relative movement between said rotary portion of the transmission member and the oil distribution system.

Abstract: A gear train locking device having a locking device is provided. The gear train locking device includes a locking shaft having an outside diameter and a shaft axis. The locking shaft rotates about the shaft axis. Rotation of the locking shaft selectively moves the locking shaft between an engaged position and a disengaged position. The engaged position places the outside diameter of the locking shaft into engagement with at least one gear to provide physical interference between the locking shaft and the gear to change the rotational motion of at least one of the gears. Another embodiment includes a locking shaft that cooperates with a plurality of gears.

Abstract: A driveline configured to connect a wind turbine rotor and a wind turbine generator has a planetary gear unit having a planet carrier rotatably supported relative to a housing part by at least one rolling-element bearing. The rolling-element bearing includes at least one inner ring and least one outer ring, and a plurality of rolling elements are disposed between the at least one inner ring and the at least one outer ring. The rolling element bearing further includes a spacer element disposed between adjacent pairs of the plurality of rolling elements, the spacer elements each having first and second running surfaces for guiding first and second ones of the plurality of rolling elements, and, apart from the spacer elements, a region between the bearing rings includes no cage elements.

Abstract: A shifter assembly including a shift lever pivotally mounted to a housing, a shift lever, a first pivot mechanism, a gimbal ring, and a second pivot mechanism. The lever is movable in a first gate along a first plurality of paths, a second gate along a second plurality of paths, and a bridge gate between the first and second gates. The first pivot mechanism is mounted to the lever to permit movement about a first pivot axis within one of the gates. The gimbal has an aperture and is disposed about and coupled to the lever. The second pivot mechanism is mounted to the gimbal to permit movement about a second pivot axis within another one of the gates. The axes are spaced from each other. The gimbal has receivers recessed from the inner surface with the first pivot mechanism engaging the receivers to couple the lever to the gimbal.

Abstract: The present invention relates to a shift lever assembly for controlling the transmission of a vehicle, said shift lever assembly (1) comprising a housing (2) comprising a detent track (290) having a number of seats, a shift lever (31) arranged to pivot about a first axis (?), located within said housing (2), along a first gate (73) between a number of positions corresponding to different modes of transmission, the positions of the shift lever (31) corresponding to one position each along said detent track (290), a sensor assembly (6) for detecting the position of the shift lever (31) in relation to said detent track (290), said sensor assembly (6) comprising a first member (63) connected to and jointly displaceable with said shift lever (31) along said first gate (73), and a second member (69) mounted on a carrier body (60), said first member (63) and said second member(69) being arranged to interact for detecting the position of the shift lever (31) in relation to said detent track (290), wherein said carrie