Abstract: The invention is directed to a swashplate angle sensor (10) for a variable displacement hydraulic unit (1). The hydraulic unit (1) comprising a housing (2), within which a swashplate (3) with a rod shaped feedback-link (12) fixedly attached to the swashplate (3) is arranged pivotable around a swashplate axis (7). The angle sensor (10) comprising a magnet (16) mounted rotatable on a magnet carrier (13), and a sensor (15) for sensing the orientation of the magnet (16). The magnet carrier (13) is located in a control block (14) attached to the housing (2) and is located parallel to the feedback-link (12). The magnet carrier (13) is rotatable around a sensor axis (18) being parallel to the swashplate axis (7). A linkage spring (11) provides a connection between the feedback-link (12) and the magnet carrier (13) such that a pivoting of the swashplate (3) with the feedback-link (12) causes a rotation of the magnet carrier (13).

Abstract: A gear pump assembly includes a drive gear having a plurality of circumferentially spaced teeth, and a driven gear likewise having a plurality of circumferentially spaced teeth positioned for intermeshing engagement between the drive and driven gears via the teeth. A bleed mechanism directs carryover fluid from a discharge side of a bearing dam to an inlet side of the bearing dam in order to supply the carryover fluid to a carryover volume disposed between mating drive gear teeth and driven gear teeth. The bleed mechanism including a passage communicating with at least one of (i) a gear face of the drive gear, (ii) a gear face of the driven gear; or (iii) a bottom of a gear tooth profile adjacent a root region between adjacent gear teeth.

Abstract: A rotary compressor includes a cylinder with a vane slot and a suction port. A vane is slidably disposed in the vane slot. The suction port guides fluid to a compression chamber at one circumferential end of the vane slot. The suction port may be formed in a recessed manner in a radial direction such that at least an end of the suction port in contact with an inner circumferential surface of the cylinder forms a slot shape extending between opposite axial side surfaces of the cylinder. A circumferential length of the suction port is reduced from conventional suction ports as a result of the slot configuration, thereby advancing the compression start angle, and a partition wall portion between the suction port and the vane slot may have elasticity, thereby suppressing close contact between the vane and the vane slot.

Abstract: A seal tube assembly of a pump system is provided. The seal tube assembly includes a single seal tube having a first axial end sealably coupled to a first vane pump and a second axial end sealably coupled to a second vane pump. The single seal tube includes transverse contact surfaces at the first axial end and transverse contact surfaces at the second axial end.

Abstract: A magnetically engaged pump includes a pump housing with a rotatable magnetic drive assembly, a cylindrical canister and a rotatable driven magnet assembly. This magnetic coupling is associated with a pump rotor and a laterally positioned gear wheel to define a gear pump. This magnetic coupling is alternatively associated with a pump rotor with an impeller to define a centrifugal pump. Either pump includes a stationary shaft to mount the driven magnet assembly and pump rotor. A rotatable carrier with bushings and thrust bushings coaxially supports the rotatable driven magnet assembly and pump rotor.

Abstract: A positive displacement device includes a first cylinder, a second cylinder disposed within the first cylinder, and a third cylinder disposed around the first cylinder. An interior surface of the first cylinder and an exterior surface of the second cylinder define an inner cavity. An exterior surface of the first cylinder and an interior surface of the third cylinder define an outer cavity. A partition between the interior surface of the first cylinder and the exterior surface of the second cylinder divides the inner cavity into inner regions, and another partition between the exterior surface of the first cylinder and the interior surface of the third cylinder divides the outer cavity into outer regions. The second cylinder and the third cylinder orbit with respect to the first cylinder to create alternating regions of high pressure and low pressure in the inner regions and the outer regions.

Abstract: Provided are a compressor and a refrigeration system having the same. The compressor includes: a housing, a lower flange structure, a first compression cylinder and a second compression cylinder. The first compression cylinder includes a cylinder body, a roller and a sliding vane. A sliding vane groove is provided on an inner wall of the cylinder body. The roller is provided in the cylinder body. The sliding vane is provided in the sliding vane groove and matched with the roller. A first reset member is provided between the sliding vane and the sliding vane groove. A lock groove in positional correspondence to a pin groove is provided on the sliding vane. A first cavity is formed between the sliding vane and the sliding vane groove. A second cavity is formed between a pin and the sliding vane. A third cavity is formed between the pin and the pin groove.

Abstract: The oil-free screw compressor includes: a screw rotor, a bearing configured to support a rotor shaft, a shaft seal device including an oil seal arranged at a position closer to the bearing and a gas seal arranged on at a position closer to the rotor chamber, an atmosphere communication space communicating with an atmosphere communication hole, and an oil return groove including a return inclined surface inclined so as to expand in diameter radially outward from a gas seal-side end to an oil seal-side end. The oil seal portion is a viscoseal including a spiral groove portion. An inner peripheral surface of the oil seal includes an inner peripheral boundary portion that defines a part of the atmosphere communication space, on a side closer to the bearing in the atmosphere communication hole. The oil seal-side end is arranged in a vicinity of the inner peripheral boundary portion and at a position closer to the bearing.

Abstract: A scroll compressor is provided which is capable of supplying oil stored in an oil storage chamber upward through a rotary shaft to lubricate a bearing portion.

Abstract: A pump for use in a motorized pumping system has a pump shaft with a lower ring groove and an upper ring groove. The pump also includes a lower adapter and an upper adapter. The lower adapter has a pair of lower ring halves configured to fit within the lower ring groove and the upper adapter has a pair of upper ring halves configured to fit within the upper ring groove. The pump further includes a plurality of stages that each have a stationary diffuser and a rotating impeller. The rotating impellers are connected to the shaft with a keyed connection that permits the impeller to axially travel along the shaft. Also disclosed is a method for converting a compression shaft to a floater shaft that includes the steps of placing an upper adapter into the upper ring groove, placing one or more impellers on the shaft, placing one or more standard spacers on the shaft and placing a lower adapter into the lower ring groove.

Abstract: A hydraulic pumping system for pumping a flow of aqueous liquid, for HVAC and potable water systems, through a plurality of hydraulic pump assemblies and mating branching feeder pipes extending between a main inlet pipe and a main outlet pipe for outputting the total flow of water, each of said pump assemblies in operative association with a mating feeder pipe to control aqueous liquid flow through said associated feeder pipe, wherein each of the hydraulic pump assemblies comprises an electric motor, mechanically coupled to a centrifugal pump and a variable frequency drive (VFD) electrically coupled to the motor. A controller is electrically coupled via a communication channel to the VFD of each of the hydraulic pump assemblies, the controller comprising a programmable device programmed to control the speed of each of the motors via the connected VFD.

Abstract: An electromagnet unit, a magnetic bearing device, and a vacuum pump with which displacement of a rotating body in a radial direction can be detected with precision. An upper electromagnet unit includes: radial electromagnets for supporting a rotor in a radial direction without contact; radial sensors for detecting displacement of the rotor in the radial direction; and a core around which coils are wound. Two radial electromagnets that are adjacent to each other in a circumferential direction of the core are disposed such that adjacent magnetic poles belonging respectively to the two radial electromagnets are homopolar, and a low magnetic flux interference region is formed between the two radial electromagnets. Each of the radial sensors is disposed in the low magnetic flux interference region.

Abstract: An electric motor for use with a power supply includes a housing and a stator fixedly secured to the housing. The stator has a plurality of coils secured to the stator. The motor also includes a first rotor secured to the stator and having a first number of poles and a second rotor secured to the stator and having a second number of poles. The second number being different than the first number. The plurality of coils cooperates with the first rotor to rotate the first rotor at a first rotor rotational speed and the plurality of coils cooperates with the second rotor to rotate the second rotor at a second rotor rotational speed. The second rotor rotational speed is substantially different than the first rotor rotational speed.

Abstract: A technical object of the present invention is to provide an annular injection apparatus for wet compression which enables sprayed droplets to maximally evaporate without being drained as condensate water, thereby reducing compression work of the compressor. To this end, the annular injection apparatus for wet compression according to the present invention is an annular injection apparatus for wet compression which is used for a compressor including a nose cone and a bell mouth in an inlet of a flow path, in which droplets are sprayed to a portion except for portions directed toward the nose cone and the bell mouth.

Abstract: A compressor-impeller fixing nut has a tubular shape, and includes: a curved-surface shaped portion disposed in a first range from a first end side in an axial direction, the curved-surface shaped portion having an outer diameter which increases toward a second end side in the axial direction and including an outer peripheral surface having a curved shape which protrudes outward in a radial direction in a cross section along the axial direction; and a nut portion disposed in a second range closer to the second end side from the first range in the axial direction, the nut portion having an outer peripheral surface with a nut shape. An expression (D1max?D1min)/2<L is satisfied, where L is a length of the first range in the axial direction, and D1max is a maximum value and D1min is a minimum value of the outer diameter of the curved-surface shaped portion in the first range.

Abstract: A drench system includes a rotating mount to rotate a workpiece, a showerhead to dispense a fluid onto the workpiece; and a tray to collect the fluid and recirculate the fluid to the shower. A method of repairing or remanufacturing a coating includes abrading a surface to at least partially remove a portion of a coating to leave an abraded surface; applying a sol-gel over the abraded surface; applying a corrosion resistant primer onto the sol-gel; and applying an erosion coating onto the corrosion resistant primer.

Abstract: A ducted fan module with variable-pitch blades for a turbo engine includes a rotor carrying a plurality of blades, a stationary casing and a pitch changing and control system for adjusting and controlling the setting of the blades. The rotor includes a central shaft and a blade support ring surrounding the central shaft, a front end of the ring that is connected to a front end of the central shaft, so as to create a rearward-opening annular space between the ring and the shaft. The annular space of the rotor housing the blade changing and control system and the central shaft are guided by a first bearing mounted in a stationary casing behind the ring. The fan has a tubular part connected to the stationary casing and extending into the annular space in front of the first bearing and carrying at least a first complementary bearing for guiding the shaft.

Abstract: An integrally bladed rotor according to an example of the present disclosure includes a hub, and a plurality of rotor airfoils integrally formed with the hub, and extending radially outward from an outer platform of the hub. Each rotor airfoil has a main body that extends radially outward from a root to a tip. A first fillet has a first radius that provides a transition from the outer platform of the hub, and a second fillet situated adjacent to and radially outward of the first fillet, that provides a transition between the first fillet and the main body. The second fillet has a second radius that is less than the first radius.

Abstract: A fan wheel for a fan is equipped with at least two fan blades with a wavy design. A fan has at least one such fan wheel. A system has at least one fan with such a fan wheel.

Abstract: A cooling system for providing streamlined airflow is provided. The system includes a fan with a plurality of fan blades configured to rotate in a fan direction. The system also includes a shroud component abutting the fan upstream. The shroud component includes a plurality of blade farings, a spinner faring, and optionally a strut interconnecting each of the plurality of blade farings.

Abstract: A boost fan structure includes a base, a motor driver set, a rotary blade set, and an outer shroud. The base has a frame and an inner guider having a body and plural static blades. The body is disposed in the frame and has an annular curved surface and a receiving space. The static blades are formed on the annular curved surface and exposed out of the frame. The motor driver set is disposed in the receiving space. The rotary blade set is disposed on a side of the inner guider and is driven by the motor driver set to rotate. The outer shroud has a shell having a curved inner wall. The shell covers the rotary blade set and the inner guider to be combined with the frame.

Abstract: The present disclosure relates to a load dependent flow control system for directing hydraulic fluid to a hydraulic actuator. The load dependent flow control system includes a closed-center valve device for controlling hydraulic fluid flow to the actuator. The closed-center valve device includes a valve spool and an electro-actuator that adjusts a position of the valve spool to adjust a rate of the hydraulic fluid flow supplied to the hydraulic actuator. A pressure sensor is provided for sensing a pressure of the hydraulic fluid provided to the hydraulic actuator. The system also includes an electronic controller configured to receive an operator flow command from an operator interface. The operator flow command corresponds to a base flow through the closed-center valve device. The electronic controller interfaces with the electro-actuator of the closed-center valve device and with the pressure sensor.

Abstract: A control device for a fluid pressure actuator includes a first valve controlling a flow of working oil supplied to or discharged from a hydraulic cylinder, a regulation determining portion determining whether to increase or decrease an energization amount to the first valve on the basis of a position deviation between an actual position and a target position of the hydraulic cylinder, a first proportional gain output portion deciding a command current value to be applied to the first valve on the basis of the position deviation, and an offset current output portion setting an offset current value to be applied to the first valve on the basis of a judgment result of the regulation determining portion. The offset current output portion sets a first current value as the offset current value in a valve closing process, and sets a second current value greater than the first current value as the offset current value in a valve opening process.

Abstract: A soft composite actuator is described, including a first elastomeric layer; a strain limiting layer; and a first radially constraining layer, wherein the first elastomeric layer is disposed between the first radially constraining layer and the strain limiting layer; and the elastomeric layer, the strain limiting layer, and the radially constraining layer are bonded together to form at least one bladder for holding pressurized fluid. Methods of using and making of the soft composite actuator are described.

Abstract: Disclosed and claimed is a double-acting cylinder comprising a cylinder housing, a first floating piston, a second floating piston and a central piston which is movable to three stationary positions along an actuation direction of the cylinder. A movement of the floating pistons in the cylinder bore is delimited by end stop arrangements. A movement of the central piston in the cylinder bore is delimited by the first and the second floating piston. Each floating piston comprises a first section and a second section. A circumferential length of the floating pistons is greater in the first section than in the second section. In the first sections a first seal is arranged for a sealing engagement with an inner wall of the cylinder bore. In the second sections a second seal is arranged for a sealing engagement with the inner wall of the cylinder bore or an inner wall of the central piston.

Abstract: The present invention relates to a piston cylinder system for a working device, wherein the piston cylinder system comprises at least one tubular element and at least one piston which is guided in the at least one tubular element. The piston cylinder system is characterized in that at least one tubular element consists of high-manganese-steel and the inner side of the at least one tubular element is machined.

Abstract: A piston assembly is disclosed comprising: a piston head; a piston rod; a sleeve surrounding the piston rod; a first seal arranged radially between the piston rod and sleeve; a channel extending through the sleeve or piston rod to an opening on an interior surface of the sleeve or an exterior surface of the piston rod, respectively, for allowing hydraulic fluid to pass into the opening and along the channel, wherein the opening is located on an opposite side of the first seal to the piston head; a sensor system arranged and configured to sense a property of the hydraulic fluid that has passed through the opening into the channel; and a monitoring system configured to determine a change in a value of said property of the hydraulic fluid.

Abstract: A mounting apparatus and system and method for making the same are provided. The mounting apparatus allows an object to be mounted to a mounting surface via magnetic attractions between different planes of engagement. Through the movement of planes of magnets, an object that is brought in proximity to the mounting apparatus may engage one of the magnetic planes and then be moved further to engage the other magnetic plane, with the combined magnetic force being configured to support the particular object for which the mounting apparatus is designed. The engagement and/or disengagement of the object from the mounting apparatus can thus occur in stages, by degrees, and/or in a tiered manner.

Abstract: A pneumatic clamping component includes a clamping member having a main body portion, an abutting portion, and clamping arms. Each clamping arm has a connecting portion and a clamping portion. A base has an accommodating cavity in communication with an air opening. The abutting portion, the clamping arms and an inner wall of the accommodating cavity jointly form an air chamber in communication with the air opening. The air opening is used for entry of air and keeps the air in the air chamber. The clamping portion is located outside the air chamber. A gap is located between the two clamping arms. When the air does not enter the air chamber, two clamping portions are not in contact with the to-be-clamped object. When the air enters the air chamber, a to-be-clamped object is located in the gap, and the two clamping portions clamp the to-be-clamped object.

Abstract: A method and assembly for mounting a conduit on a mounting surface utilizing a conduit mounting assembly. The conduit mounting assembly includes a first clamp portion, a second clamp portion, a connecting screw and a conduit securement screw. The method includes providing the conduit mounting assembly, mounting the first clamp portion on a tile, mounting the second clamp portion opposite to the first clamp portion on the tile, connecting the first clamp portion with the second clamp portion utilizing the connecting screw and mounting the conduit on the second clamp portion utilizing the conduit securement screw and a conduit fastening member.

Abstract: Embodiments of the invention include a band clamp assembly. The band clamp assembly includes a drive rack and a housing including a receiving hole, a rotatable drive gear, and a locking pawl. The band clamp is movable to a locking position by advancing the drive rack through the receiving hole in the housing. A first side of the drive rack is designed to engage the rotatable drive gear and the locking pawl is designed to engage a second side of the drive rack.

Abstract: A double connector for butt-connecting two components includes a guide bolt having a respective bolt section tapering in the direction of each bolt end on both sides of a middle bolt section. Two spreading sockets are movably guided on the guide bolt and which in each case can be pushed together from an outer socket end position toward the middle bolt section into a mounted position. The two spreading sockets are latched against being pushed back, wherein the spreading sockets each have at least one spreading tab which is expanded outwardly via the guide bolt in the mounted position.

Abstract: An adjustable fastening system includes a first member and a second member. The first member includes a plurality of fingers radially positioned about a central longitudinal axis, and a plurality of notches, with one of the notches disposed between an adjacent pair of the fingers. The second member is attached to the first member, and moves axially along the central longitudinal axis, relative to the first member, in response to rotational movement about the central longitudinal axis. The second member includes a plate having a protuberance extending radially outward from the central longitudinal axis. The protuberance is positioned within one of the plurality of notches, and in interlocking engagement with two of the plurality of fingers, to resist rotation of the second member relative to the first member about the central longitudinal axis.

Abstract: A joined article includes a first component having a laser-treated surface portion and a second component having a laser-treated surface portion. An adhesive joins the first component to the second component at the treated surface portion. A method of making a joined article form components and a system for making joined articles are also disclosed.

Abstract: A joining device for parts of furniture and furnishing accessories, of the shelf unit, bookcase, drawer unit, bed frame, seating type and the like, includes a casing or container body suitable for being inserted in a seat formed in one of the components of the item of furniture to be joined and is provided with an expansion bushing externally projecting with respect to a first end or front open end of said casing or container body and suitable for engaging with a further seat of a further component of the item of furniture to be joined to the component wherein the casing or container body is inserted. Said joining device includes a cam mechanism for a linear motion of actuation means co-operating in an expansion deformation movement of the expansion bushing and simultaneous expansion of at least one portion of said casing or container body.

Abstract: The present invention is provided with a structure for connecting a cross member and a stand member of a bunk bed and a bunk bed. With two pairs of inclined surfaces, the cross member, the upper stand member, and the lower stand member can be quickly connected. The assembly and disassembly are quite convenient, time saving and labor saving.

Abstract: This fastening system (89), comprises a bushing (27), comprising a main body (33), having an essentially cylindrical shape which defines a main axis (X27) of said bushing, an external collar (39), provided at a proximal axial end (37) of the main body (33), a bore (49), provided through the external collar and the main body, along the main axis, and at least one clamping wing (53), which is provided within a lateral aperture (55) of the main body and is elastically orientable between an outward orientation and an inward orientation relative to the main body, the fastening system comprising a plug (29), which is shaped to be inserted, at least partially, into the bore along the main axis through the external collar, wherein the plug (29) is shaped to force the clamping wing (53) into the outward orientation when said plug is inserted in the bore (49).

Abstract: A multi sectioned nut is operable to attach to a threaded fastener. The multi sectioned nut includes a plurality of multi sectioned threaded nut sections and a turn-lock formed on at least one end of the plurality of threaded nut sections. A cage is detachably coupled to the plurality of nut sections operable to spring open on a side opposite the cage to allow the threaded fastener to pass through. The turn-lock is inserted into a strut slot and rotated to removably attach to the strut slot. According to one embodiment, the multi sectioned nut may include at least two sections.

Abstract: A retaining pin having anti-rotation features is provided. The retaining pin may comprise a pin shaft coupled to a retaining flange. The pin shaft may be inserted into a structural member proximate a shaft and a nut. The retaining flange may comprise an anti-rotation void defined by a first arm and a second arm and configured to engage the shaft. In response to the nut coupling the retaining flange to the shaft, the retaining pin may at least partially reduce movement and rotation of the shaft relative to the retaining pin.

Abstract: A pin and carrier locking assembly is described for locking a pin and carrier in position relative to each other. The carrier has first and second opposing arms, each comprising a bore therein and the axial ends of the pin are positioned within these opposing bores of the carrier. The assembly further comprises a hollow bearing provided around and coaxially with said pin and between said first and second arms. The bearing is positioned so as to not contact the first arm of the carrier but to contact the second arm of the carrier and a washer is positioned between the bearing and the first arm of the carrier so that a first section of the washer makes a first contact area with the first arm of the carrier.

Abstract: A cover member includes a body member made of a composite material and including a mounting flange. A plurality of compression limiters are disposed in the mounting flange, the compression limiters have a predetermined thickness and an internally threaded aperture therein. The dual function compression limiters eliminate the need for separate threaded inserts. With the dual function compression limiter, every bolt location provides a potential location for a jack screw.

Abstract: A fixing element for components of an assembly, comprising a rod which is formed by a cylindrical shaft and an end, the rod being a metal component which is at least partially surface-treated by means of anode oxidation and coated over at least a portion of the cylindrical shaft with a lubricating coating. Such a fixing element enables the electrical continuity to be ensured with the components during mounting with moderate interference in the assembly.

Abstract: A hook in conjunction with an element to be inserted into the hook interior has an opening, via which opening the element can be inserted into the hook interior, wherein a hook partial region adjoining the opening includes an adhesion element having an adhesion surface directed toward the element and/or the element includes an adhesion element having an adhesion surface directed toward the hook partial region adjoining the opening.

Abstract: A suction device includes a suction pad, an article holder connected with the suction pad, and a release bar on the suction pad. The suction pad has an at least substantially planar contact surface configured to be adhered to a support surface. The article holder connects with the suction pad. The release bar has a first end or first edge disposed at or adjacent to a peripheral edge of the suction pad. The release bar and the suction pad are configured such that movement of the suction pad at or adjacent to the first end of first edge of the release bar with respect to the suction surface breaks a seal between the support surface and the contact surface.

Abstract: Provided is a cable connecting mechanism including a slider and a slider housing member. The slider housing member has a lid member, a bottom surface member, a pair of side walls, a one-end-side hinge connecting the lid member and the bottom surface member, an another-end-side hinge connecting the member and the bottom surface member, a first engagement structure provided on an outer surface closer to one end of the slider housing member than the one-end-side hinge, a second engagement structure, a third engagement structure, a fourth engagement structure, a cable extension part, and a wall portion arranged to be sandwiched between the one-end-side hinge and the another-end-side hinge.

Abstract: The invention relates to a flexible shaft (1) with a spiral coil (3) arranged on a core (2) of the cable (1) and with a catch (4) arranged at one of the cable ends for transmitting a force, for example to sliding roofs or cargo hold covers of motor vehicles. In order to further simplify the production of the flexible shaft (1), the invention proposes providing a bore (5) in the catch (4), with an inner section (7), in particular an internal screw thread, corresponding to the spiral coil (3).

Abstract: A method of designing and producing a connecting rod using chopped carbon fiber pre-impregnated composite material is provided. The method allows connecting rod designers to machine several different connecting rod designs, lengths, and beams. The connecting rod is first cast, forged or otherwise shaped in a basic form, and then machined into a specific connecting rod. After the specific machining is performed, the big-end and small-end bosses are bored, bolt holes drilled, and then all surfaces are finished or machined. The starting material is preferably a chopped fiber or woven fiber composite, and the connecting rods are then plated to seal carbon fiber based materials and the big-end rod bearing inserts are placed along with the rod's small-end bushing. In one embodiment interlocking serrations are machined onto opposing surface faces of the two halves of the rod, allowing the cap and beam to be aligned without requiring special alignment dowels, yet forming a unitary, and stronger rod assembly.

Abstract: A stabilizer link may include: a ball stud having a ball installed at the bottom thereof; a bearing member covering the ball, and providing grease to the outer circumferential surface of the ball; and a case having a housing groove in which the bearing member is mounted.

Abstract: A high load, high temperature compatible bearing assembly (200) includes a shaft (208) formed of refractory steel or high temperature alloy. A roller (204) formed of refractory steel or high temperature alloy receives the shaft (208) within a bore (220) in the roller (204). At least one bearing ring (212) formed of ceramic is disposed between the shaft (208) and the roller (204). The bearing ring (212) cooperates with the roller (204) to permit the roller (204) to freely rotate around the shaft (208).

Abstract: A bearing assembly and method for making a bearing assembly are provided. The bearing assembly includes a rotary bearing, a bearing sleeve and a housing for positioning and retaining the bearing and the sleeve. The bearing includes a convexly curved exterior surface and the bearing sleeve includes a concavely curved interior surface that cooperates with the convexly curve bearing surface. The method includes the step of forming a bearing sleeve so that it has a concavely curved interior surface and the step of molding a housing around the bearing sleeve. The step of molding comprises using a composite material that comprises a non-metal matrix material and reinforcing fibers. The method also includes the step of inserting the bearing into the bearing sleeve after the step of molding so that a convexly shaped curve of the bearing mates with the concave curve of the bearing sleeve.