Abstract: A thermal control valve for use in a lubricant flooded compressor system including a controller that generates a control signal includes a valve body including a hot coolant inlet, a cooled coolant inlet, a mixed coolant outlet, an actuator space, and a cylinder bore. A sleeve is positioned within the cylinder bore and is movable between a first position, a second position, and a third position, and an electrical actuator is at least partially disposed within the actuator space and is operable in response to the control signal to move the sleeve between the first position, the second position, and the third position.

Abstract: A scroll type fluid machine for improving compression efficiency while preventing contact between wrap sections of opposed scrolls, includes a first scroll member provided with a wrap section of a spiral shape on an end plate, a second scroll member disposed at a position opposed to the first scroll member and provided with a wrap section of a spiral shape on an end plate, cooling fins arranged on a back side surface of the end plate of at least one of the first scroll member and the second scroll member, and projected sections arranged on the wrap section of at least one of the first scroll member and the second scroll member, in which a difference of thicknesses in the radial direction of the wrap section at a distal end and a base end of the projected sections is changed depending on a position in a peripheral direction.

Abstract: A shaft is fitted in a shaft fitting concave part to provide a structure such that no shaft penetrates through a rotor, so that an inner space (shaft fitting concave part, and hollow parts) and an outer space (pump chamber) of the rotor are made independent. The inner space of the rotor is communicated with outside to be at a low pressure, and the outer space is at a high pressure due to gas compression, and an upper surface of the rotor slides on an inner wall surface of a rotor housing part with pressed against this inner wall surface by a pressure difference.

Abstract: A motor spacer for a variable-speed compressor positions and supports a stator of a motor in a cylindrical section of a compressor shell. The spacer includes a ring member and a plurality of support blocks. The ring member is coaxially mounted around the stator by a clamping force. Each support block protrudes radially and outwardly from the ring member and has a hollow frame structure with a closed enclosure. Each support block has a support surface in contact with the shell. Each support surface is located on a side of an imaginary ring cylinder having a common axis with the ring member. The plurality of the support blocks are adapted to mount the motor spacer onto an inner side of the shell by a clamping force.

Abstract: The submerged centrifugal electric pump comprises an external casing (2) comprising a first and a second tubular portion (5, 7) suitable to be connected coaxial to one another, a pumping unit (3) inserted axially in the first portion (5) of the casing (2) to suction a liquid through a suctioning opening (101) and transfer the liquid in outlet through a discharge opening (11), and a motor unit (4) inserted in the second tubular portion (7) of the casing (2) and provided with a motor shaft (15) suitable to be connected in use to the pumping unit (3). The centrifugal electric pump comprises means (19) for fixing the axial position of the motor shaft (15) interposed between the motor unit (4) and the pumping unit (3).

Abstract: An exemplary centrifugal fan includes a housing and an impeller received in the housing. The housing defines an air inlet and an air outlet thereof. Airflow driven by the impeller flows out of the housing via the air outlet. The housing further defines an opening adjacent to one end of the air outlet. The ambient air out of the centrifugal fan enters the housing via the opening, and flows out of the housing via the air outlet.

Abstract: Provided is a fan. The fan includes a hub and a blade extending from the hub. The blade includes a blade rear end having a predetermined curvature and a blade side end connected to the blade rear end. The blade rear end includes ridge parts protruding in a predetermined direction from an extension and furrow parts protruding in a direction opposite to the predetermined direction.

Abstract: There is disclosed an inline axial flow fan including at least first and second axial flow fans and arranged in an inline manner along an axial direction of a rotational shaft of a rotational driving apparatus. A first flow control grid is arranged in a gas discharge side of the first axial flow fan, and a second flow control grid is arranged in a gas discharge side of the second axial flow fan. The first flow control grid has a stator blade having a smooth circular arc leading edge shape matching a circular arc shape of the stator blade of the first axial flow fan and a trailing edge shape extending in parallel with a gas flow direction. The second flow control grid has a stator blade having a smooth circular arc shape matching a circular arc shape of the stator blade of the second axial flow fan.

Abstract: An air compressor comprising: a tank (50), a compression mechanism (30), a motor (5) and a control circuit (7). The control circuit (7) includes a CPU (70) and a storing unit (74) which stores a control program, the compressor operation history and a plurality of operation modes. Each of the operation modes is defined by two setting values: a reference restart pressure value and a motor rotational speed value, at least one of these values being different from among the plurality of modes. The control circuit (7) executes one of the plurality of modes as a target mode in which the control unit controls the motor to restart by comparing the pressure in the tank with the reference restart pressure and rotates the motor at the rotational speed of the target mode. The control circuit changes the target mode from the one of the plurality of modes to another one of the plurality of modes based on the compressor operation history.

Abstract: There are described methods and apparatus for operating and/or cleaning a compressor. In an embodiment, a first fluid comprising gas may be passed through the compressor, while the compressor operates to compress the first fluid. A second fluid may be passed through the compressor, the second fluid comprising gas and liquid from at least one well. The second fluid may be passed through the compressor for a limited time period to clean a surface inside the compressor, while the compressor operates to compress the second fluid.

Abstract: A vane pack assembly is provided that can remove the spacers between the upper and lower vane rings to a location outside of the exhaust flow through the vane ring. In particular, the spacers are located within the vanes. Further, the assembly can effectively retain the small blocks used in varying the angle of the vanes on their associated vane pivot posts. A vane pack with such a configuration can use inexpensive parts, eliminate the need for welding of the vane pack and/or simplify the vane pack assembly process. Further, the vane pack can be decoupled from the turbine housing, thereby avoiding problems with differential thermal expansion.

Abstract: It is an object of the invention to provide a motor-driven compressor being fixable reliably to a vehicle or the like and being capable of reliably protecting elements accommodated in a housing even upon reception of an external force due to a collision by any possibility. A motor-driven compressor of the invention comprises a compression mechanism for compressing fluid, an electric motor for driving the compression mechanism, a motor drive circuit for driving the electric motor, and a housing. The housing accommodates the compression mechanism, the electric motor, and the motor drive circuit. A cover for protecting the housing from an external force caused by a collision is fixed to the outside of the housing. The cover is arranged via a clearance with respect to the housing, and absorbs the external force applied to the cover by the clearance.

Abstract: A compressor of an exhaust-gas turbocharger has a compressor housing in which a compressor wheel is arranged. The compressor housing has an inlet region. A contour ring is arranged in the compressor housing between the inlet region and the compressor wheel. The contour ring, together with an adjacent wall of the compressor housing, delimits a circulation chamber which has a first connecting opening facing toward the inlet region and a second connecting opening adjacent to the compressor wheel. An exhaust-gas recirculation device has an inlet line which is arranged in the compressor housing and which opens out into the circulation chamber.

Abstract: A pump assembly having improved cooling for use in a selective catalytic reduction system is disclosed. The pump assembly comprises a pump housing having a body portion and a nozzle portion extending from the body portion, a jacket including a cavity for receiving the pump housing, first and second ports for cooling fluid, and a flow guide disposed between the jacket and the pump housing. The cavity includes a first compartment for cooling fluid defined in part by the flow guide and in part by the pump housing and being in fluid communication with the first port; and a second compartment for cooling fluid defined in part by the flow guide and in part by the jacket. The first compartment is in fluid communication with the second port by way of the second compartment.

Abstract: A hydraulic motor (52) is arranged in a control hydraulic line (51) connecting a second hydraulic fluid supply line (4a) (for supplying the hydraulic fluid delivered from the main pump (2) to flow control valves (26a to 26h)) to a tank (T). A generator (53) connected with the rotating shaft (52a) of the hydraulic motor (52). Maximum load pressure (PLmax) is detected by a pressure sensor (54). Power generation control of the generator (53) is performed by a second control device (55) so that the hydraulic motor (52) rotates when the delivery pressure of the main pump (2) exceeds target control pressure (Pun) determined by adding a preset value (Pb) to the maximum load pressure (PLmax). AC power generated by the generator (53) is stored in a battery (41).

Abstract: There is provided in an embodiment a hydraulic fluid heat dissipation control assembly for an aircraft hydraulic system. The hydraulic fluid heat dissipation control assembly has one or more heat exchangers. The hydraulic fluid heat dissipation control assembly further has at least one flow control element coupled to the one or more heat exchangers to control flow and heat dissipation of a hydraulic fluid. There is also provided a method of controlling heat dissipation of a hydraulic fluid in an aircraft hydraulic system using the hydraulic fluid heat dissipation control assembly disclosed herein.

Abstract: A hydraulic pressure amplification system for increasing the output pressure in the delivery pipe to or from a ram pump, a spring rebound inertia pump or similar cyclic pumps which deliver a pulsating flow. Said hydraulic pressure amplification system comprises a fluid inlet (29), a fluid outlet (30) and one or more rigid bodies (21) which contain an enclosed convolute passageway extending between the fluid inlet and the fluid outlet. The body or bodies are sandwiched between rigid cover plates (22,23) which respectively contain the fluid inlet (29) and the fluid outlet (30).

Abstract: A system and apparatus are disclosed including PV modules having a frame allowing quick and easy assembling of the PV modules into a PV array in a sturdy and durable manner. In examples of the present technology, the PV modules may have a grooved frame where the groove is provided at an angle with respect to a planar surface of the modules. Various couplings may engage within the groove to assemble the PV modules into the PV array with a pivot-fit connection. Further examples of the present technology operate with PV modules having frames without grooves, or with PV modules where the frame is omitted altogether.

Abstract: A self-tapping screw for soft metals having low required initial driving torque, high axial force in the tightened state, small axial force reduction due to heat or the like, and a low manufacturing cost because no intricate and expensive mold is required, and also has an advantage that an amount of produced chip powder is small. The self-tapping screw includes a tapered smaller diameter part at an end of a shaft. The smaller diameter part is inserted and driven into a pilot hole formed in a soft metal to form a female screw in the pilot hole. In the shaft and the smaller diameter part, a continuous male screw with a constant pitch is formed.

Abstract: An expansion anchor is disclosed. The expansion anchor has an elongated main part having a receiving area extending substantially in the longitudinal direction, into which an expansion element can be inserted in the longitudinal direction, to press expansion tabs laterally from an initial position to an expanded position. At least one setting control member can be moved in the longitudinal direction on the expansion anchor and it is moved by movement the expansion element relative to the main part.

Abstract: A fastener includes a shank having a diameter including a helical thread and a cutting tip. The fastener includes a head having an integral washer and nut. The washer has a diameter (d) and a thickness (t), wherein a relation of the diameter to the thickness is established through a shape factor greater than 0.55, the shape factor for the thickness (t) greater than 0.06 inches being d*(1+2.5t)*t(t-0.06) and for the thickness (t) less than or equal to 0.06 inches being d*(1+2.5t)*t(0.06-t). The fastener may be used in a system wherein a thin steel element abuts the washer and the fastener joins the thin steel element to a thick steel element.

Abstract: A safety hook includes a hook body and a trigger unit. The hook body has an opening. The trigger unit includes a keeper member and a trigger member. The keeper member is connected to the hook body. The trigger member is connected to the keeper member. The keeper member is operable to pivot relative to the hook body. The trigger member engages the hook body, and is unable to pivot relative to the keeper member so as to block the opening of the hook body when the keeper member is at a released position. The trigger member is moved via the keeper member to be disengaged from the hook body, and is able to pivot to unblock the opening of the hook body when the keeper member is at a pressed position.

Abstract: A composite tube made from a combination fiber and epoxy is disclosed. The tube may be made by filament winding although other materials and processes are suitable. In one example, the tube laminate is a mix of axial and helical fibers tailored to meet the stiffness and strength requirements of the particular application. Fibers having a different modulus may also be mixed to meet axial and torsional stiffness requirements. For example, high modulus fibers may be used in a helical pattern to handle high torque loads while lower modulus fibers may be used for the remaining portion of the tube laminate. The composite tube may be used for load and/or torque bearing applications and can include a support tube pressed fit into an end of the tube.

Abstract: A ball joint which comprises a joint housing, a bearing shell received in the joint housing, and a ball stud having a ball head arranged for pivoting movement in the bearing shell. The ball head is prestressed by a spring system substantially in the direction of a longitudinal axis of the ball stud against the joint housing. The spring system is composed of spring elements connected in parallel and/or in series, at least one spring element of the spring system being made of a polymer material or of an elastomer material.

Abstract: In a bearing apparatus provided herein a hard steel shaft is an opposite shaft of an Al—Sn—Si based alloy plain bearing. Its wear resistance is enhanced. The bearing apparatus comprises a steel shaft having hardness of Hv 500 or more at least on a surface thereof, and a plain bearing. The plain bearing is formed of an aluminum alloy containing 2 to 10 mass % of Si, 8 to 18 mass % Sn, and the balance being Al and unavoidable impurities, wherein the volume of Sn phase is 50% or more of the volume of the Si particles(the average particle diameter of Si of the aluminum alloy is 4 to 10 ?m). The aluminum alloy has a hardness of Hv 45 or more.

Abstract: The present invention provides improvements to a fluid bearing for a journal, one being a polymer bearing pad with an outer surface, at least one recess for receiving lubricating fluid from a base of the fluid bearing and distributing the lubricating fluid to the outer surface and a mount for securely mounting the polymer bearing pad to the base. Other improvements include a fluid bearing with the polymer bearing pad, steps for making the polymer bearing pad and fluid bearing, a fluid bearing with a polymer bearing pad having a chamfer and a multidirectional fluid bearing.

Abstract: A running ring (1) for a sleeve bearing, the running ring substantially including a cylindrical outer casing (3) or inner casing, the inner circumferential surface (5) or outer circumferential surface of which is formed as a raceway for bearing rollers, and two rims, which are formed on the axial end faces of the outer casing (3) or the inner casing and are oriented radially inward (7, 8) or outward, said rims being provided as an axial guide for the bearing rollers.

Abstract: Aspects of the present disclosure are directed to bearings, their manufacture and implementation. As may be implemented in accordance with one or more embodiments, an apparatus includes a bearing cage with a plurality of ball pockets at respective locations along a length of the bearing cage. Each ball pocket holds a ball. A plurality of lubricant reservoirs are respectively located between adjacent ones of the ball pockets along the length of the bearing cage. A plurality of lubricant migration channels are recessed in the bearing cage, extend between and connect one of the lubricant reservoirs and one of the ball pockets, and flow lubricant between the one of the lubricant reservoirs and the one of the ball pockets.

Abstract: A drain proof bearing assembly includes a seat; a cylindrical bearing being receivable in a hollow space of the seat; the bearing being formed with an axial hole; an upper opening of the axial hole of the bearing being formed with an annual recess for receiving a drain proof ring; a plurality of radial notches being formed radially on an upper surface of the bearing; an outer surface of the bearing being formed with a plurality of oil guiding trenches; by the notches, the oil guiding trenches being communicated to the annular recess; and a press plate having an inner hollow penetrating hole and receivable in the hollow spate of the seat. Thereby, the fluid is prevented from draining out along the path from the spindle to the press plate. This design is effective from various kinds of bearings, such as fluid dynamic bearings, or oil bearings, etc.

Abstract: A bearing assembly, including a housing with a first circumferentially disposed groove; a bearing including an outer race with a second circumferentially disposed groove; and a retaining ring disposed within the first and second circumferentially disposed grooves. A method of retaining a bearing, including: locating a first portion of a ring within a groove in an outer race; installing a housing radially about the race to contact the race; locating a second portion of the ring within a groove in the housing; bringing temperature of the housing and the race to a first level; fixing, with contact between the race and the housing, the race with respect to the housing; increasing the temperature of the housing and race to a second higher level; creating a radial gap between the housing and the outer race; and fixing, with the retaining ring, a position of the race with respect to the housing.

Abstract: A sensor equipped wheel support bearing assembly, in which a continuous estimated load can be obtained depending on various inputted load conditions is provided. The sensor equipped wheel support bearing assembly includes a sensor unit provided in a stationary member, and a load estimating unit. The load estimating unit includes a load estimation calculating section for calculating the load using an estimation calculating equation, an evaluation value calculation section for calculating an evaluation value, which provides a parameter switching index in the estimation calculating equation, from sensor output signals, and a parameter switching section for switching the parameter based on a comparison result of the evaluation value with a threshold value. The load estimation calculating section includes a calculation correcting block for correcting the calculation result on both sides of the threshold value within a predetermined evaluation value region containing the threshold value.

Abstract: Load couplings, power trains, and methods for adjusting torsional natural frequencies of power trains are provided. In one embodiment, a load coupling includes a first flange, a second flange, and a shaft extending between the first flange and the second flange. The load coupling further includes an annular ring extending radially outward from one of the first flange, the second flange, or the shaft, the annular ring including a plurality of bore holes defined therein, each of the plurality of bore holes including a first opening. The load coupling further includes a first cap connected within one of the plurality of bore holes proximate the first opening, the first cap deformable such that an interference fit is created with the one of the plurality of bore holes.

Abstract: A drive shaft assembly is formed from two concentrically arranged driveshafts fastened together near to one end of the driveshaft assembly so as to prevent relative rotation therebetween and connectable together near to an opposite end via a torque sensitive drivable connection. The torsional stiffness of the driveshaft assembly is primarily dependent upon whether one or both driveshafts are arranged to transmit torque. The drivable connection may be a mechanical lost motion connection which is operable to either connect the two driveshafts together or not based upon the magnitude of torque applied to the driveshaft assembly. Therefore, the driveshaft assembly provides more than one torsional stiffness allowing it to be better optimized to meet differing operational requirements.

Abstract: A curvic coupling for rotational coupling is provided herein. The curvic coupling includes: plural teeth arranged in a circle and protruding from a circle plane extending in a radial direction and a circumferential direction, wherein a side surface of a tooth of the plural teeth is opposite to a side surface of another tooth of the plural teeth, and wherein the tooth is adjacent to the other tooth and is separated from the other tooth by a separating surface. The separating surface includes a flat surface lying in the circle plane, wherein the separating surface includes a central protrusion between the side surface of the tooth and the side surface of the other tooth, and wherein the protrusion protrudes from the circle plane.

Abstract: A dog clutch that transmits driving force from a driving-side rotating body to a driven-side rotating body. In the bottom face of recessed parts formed in the driving-side rotating body there is a strip-shaped island part protruding from the bottom face in the circumferential direction, and there are groove parts between the island part and torque-receiving surfaces. The groove parts and the bottom face are formed by a forging mold, and their surfaces are forged mill scale. The island parts have a cut surface, which is formed by cutting the top part of the islands after they have been formed by the forging mold, and which receives the tip surface of a protruding part. The groove parts are formed so as to be deeper than the bottom face, and the cut surface is formed as to be shallower than the bottom face.

Abstract: A device used to achieve a releasable connection between two components and at least one shaft on which the components are rotatably mounted. A switching element that is mounted on the shaft can be coupled to one of the components in a non-rotatable fashion by relative motion in the axial direction of the shaft between the components and the switching element. Toothing profiles of the components each comprise at least two spaced-apart teeth rows. A toothing profile of the switching element is provided with at least three spaced-apart rows of teeth, of which at least two teeth rows of the switching element can be brought into a position where they overlap/engage with the two teeth rows of the first component and also where this happens for at least two of the three teeth rows of the switching element with the two teeth rows of the second component.

Abstract: A component of a transmission device, which rotates around a central axis and is adjustable in an axial direction, includes with an encoder contour on the circumference of the component that interacts with a sensor device. The encoder contour features at least one area provided for calculating the axial position of the component, whereas a surface of the first area is designed with a varying radial extension along the axial direction relative to the central axis. The encoder contour has second areas for calculating the rotational speed of the component, whereas a slope of a radial surface of the second areas in the axial direction is differentiated from a slope of the surface of the first areas in the axial direction. In the circumferential direction of the component, the encoder contour is designed alternately with first areas and second areas.

Abstract: A hand-held power tool is provided with a drive motor and a clutch connected to the drive motor. The drive motor drives a tool member through the clutch. The clutch has a clutch drum with a circumferential wall provided with an end face. A follower member engages a groove in the circumferential wall of the clutch drum and a driven element is connected to the follower member to be driven by the follower member. The groove extends from the end face of the circumferential wall into the circumferential wall and has a groove bottom and two groove sides positioned opposite each other. The circumferential wall has a protrusion located at the groove bottom. The protrusion has a protrusion thickness measured at the groove bottom that amounts to at least approximately 110% of a wall thickness of the circumferential wall measured at the two groove sides.

Abstract: A drive assembly for a drive assembly or transmission is provided. The drive assembly includes a front cover; a piston plate slidable axially toward and away from the front cover; a connection plate axially between the front cover and the piston plate elastically connecting the front cover and piston plate to each other; and at least one seal along at least one radial end of the piston plate, the connection plate and the piston plate retaining the at least one seal axially therebetween. A method of forming a drive assembly is also provided.

Abstract: A clutch assembly for a manual shift transmission includes a first shaft, which carries a first clutch disc, a second shaft that is coaxial to the first shaft. The second shaft carries an axially shiftable second clutch disc, a first ramp, of which at least one section describes a helical line that is coaxial to the shafts, and a first actuating body. The first actuating body is clamped between the first ramp and the second clutch disc and can be moved about a common axis of the shafts between an open position, in which the clutch discs are spaced from one another, and a closing position, in which the clutch discs contact one another in a frictionally joined manner.

Abstract: The invention relates to a synchronizing device with a synchronizer body, a sliding sleeve, a gearwheel with coupling toothing and a synchronizer ring which is displaceable between synchronizer body and coupling toothing axially in and counter to the synchronization direction(s). With the specification of being able to position the synchronizer ring reliably in a neutral position, it is proposed that the synchronizer ring is fixed to the synchronizer body in the neutral position by means of a spring device.

Abstract: Disclosed is a disconnector-type clutch for a rear wheel-driving device in a 4-wheel driving electric vehicle, which can eliminate a loss in the driving force due to a slip of friction plates disposed in a multiple disc clutch by transmitting power to rear wheels using the disconnector-type clutch, instead of the multiple disc clutch in 4-wheel driving, and can prevent a loss in the energy by preventing a differential from unnecessarily rotating when rear wheels are drawn by a driving force of front wheels in 2-wheel driving in which a rear-wheel driving motor is not driven by installing the disconnector-type clutch at a rear end of the differential.

Abstract: A clutch arrangement includes a shift piston and a piston housing. The shift piston is arranged to be displaced in an axial direction relative to the piston housing between at least one gear position and a neutral position. The clutch arrangement also includes a spring element for forcing the shift piston towards the neutral position. The clutch arrangement includes a first return piston and a second return piston arranged on opposite sides of the spring element, and the spring element is accommodated within a recess of the shift piston and is pretensioned between the first return piston and the second return piston.

Abstract: A clutch device having an actuating device, in particular for a drivetrain of a motor vehicle having an internal combustion engine, an electric machine with a stator and a rotor, and a transmission device, wherein the clutch device can be positioned in the drivetrain between the internal combustion engine on the one side and the electric machine and the transmission device on the other side, the clutch device and the actuating device are integrated into the rotor of the electric machine, and the actuating device has an adjustable ramp device with first ramps and second ramps and a planetary transmission with a ring gear, a sun gear, planet gears and a planet carrier, wherein the first ramps are assigned to the ring gear and the second ramps to the planet carrier, in order to improve the clutch device structurally and/or functionally.

Abstract: An axle disconnect assembly for translating rotational torque between an output shaft and an axle shaft of a vehicle driveline; including: disconnect housing and a clutch supported therein. The clutch is disposed in selective torque translating relationship between the output shaft and the axle shaft, and is movable between: an engaged configuration wherein torque is translated between the output shaft and the axle shaft; and a disengaged configuration wherein torque is interrupted between the shafts. An electromagnetic actuator is provide and has a slider selectively movable between a first stable position and a second stable position. The actuator is disposed in force translating relationship with the clutch such that movement from one stable position to the other stable position causes corresponding movement of the clutch between the configurations so as to selectively translate rotational torque between the output shaft and the axle shaft.

Abstract: A method for reducing chatter vibrations of a friction clutch controlled automatically by a clutch actuator on the basis of a target clutch torque assigned to a clutch torque which is to be transmitted. The clutch has a present actual clutch torque which is marked by vibrations as a result of chatter vibrations which occur occasionally. In order to achieve a reduction of the chatter vibrations, from an input signal that is representative of the clutch torque that is marked by vibrations, on the basis of a vibration-selective guidance variable derived in a torque pattern between internal combustion engine and friction clutch, an absolute amplitude and a phase of the input signal are ascertained on the basis of a transfer function which maps the guidance variable on a vibration-selective clutch torque; from that a correction clutch torque is determined; and using that the target clutch torque is corrected.

Abstract: To be able to selectively influence the braking effect of a friction brake (1) in a certain operating point to be able to reliably and easily achieve regulation or control of a required setpoint braking effect of the friction brake (1), it is proposed to determine an actuation energy (EE) of the electric motor (21) for the braking operation, and to determine the ascertained actuation energy (EE) as the actual actuation energy (EE_actual) in the predefined setpoint position of the friction brake (1), and to determine a setpoint actuation energy (EE_setpoint) with respect to the setpoint position or with respect to a setpoint braking effect from known data concerning the friction brake (1), and to compensate for a deviation between the actual actuation energy (EE_actual) and the setpoint actuation energy (EE_setpoint) by actuating the friction brake (1).

Abstract: Canted coil spring rings each with a first plurality of coils having first coil major and minor axes; a second plurality of coils each having second coil major and minor axes; the coils of the first plurality of coils alternating with the coils of the second plurality of coils according to an alternating pattern. The spring rings having inner and outer perimeters and wherein the inner perimeter of the spring ring is defined by at least said first plurality of coils. The resulting configuration of the spring ring has improved spacing along the inner perimeter, among others, with respect to a similar canted coil spring ring having a constant coil cross section, such as a coil length with all similar coils.

Abstract: In one aspect of the invention, a torsion bar assembly is provided. The assembly includes a first shaft having a first bore, a second shaft having a second bore, the second shaft operatively coupled to the first shaft, and a torsion bar positioned within the first and second bores. The torsion bar includes a splined first end having a first diameter extending to a first end face having a diameter generally the same as the first diameter, a splined second end having a second diameter extending to a second end face having a diameter generally the same as the second diameter, and an active diameter extending between the splined first end and the splined second end. The torsion bar is fabricated from a material having a hardness greater than 45 Rockwell C-Scale.

Abstract: A tubular vibration-damping device including: an inner shaft member; an outer tube member; and a main rubber elastic body which couples the two members. The outer tube member is made of synthetic resin and integrally includes on its first axial end a locking part having a locking projection on its outer circumference surface and a stopper support part that supports a base end part of a stopper rubber projecting axially outward therefrom. The locking part is positioned at an outer circumference side of the stopper support part across a recess that opens axially outward of the outer tube member. Deformation of the locking part to an inner circumference side is restricted by the stopper rubber swelling to the outer circumference side along with its compressive deformation in an axial direction and abutting against an inner circumference surface of the locking part.