Abstract: A variable turbine geometry assembly is provided for controlling flow of exhaust gas to a turbine wheel of a turbocharger. The variable turbine geometry assembly includes a base structure, vanes, vane levers, and an adjustment ring. The vanes are distributed circumferentially around the base structure and are pivotable relative to the base structure to vary an effective inlet area. The vane levers are for pivoting the vanes. The vane levers each include an inner portion coupled to one of the vanes and an outer portion extending from the inner portion. The adjustment ring is selectively rotatable about a central axis to pivot the vanes. The adjustment ring includes apertures that are each associated with and have received therein the outer portion of one of the vane levers. The outer portion of each of the vane levers includes an outer surface that is non-parallel with the central axis.

Abstract: A turbocharger (10) including a bearing housing (20), a shaft (40) mounted for rotation in the bearing housing (20), and a turbine wheel (34) attached to one end of the shaft (40) and configured to be driven by exhaust gas flow is disclosed. A heat shied (12) is also disclosed, the heat shield (12) being designed for positioning between the bearing housing (20) and the turbine wheel (34) of the turbocharger (10). The heat shield (12) may include a closed end wall (48) and a sidewall (46) extending from the closed end wall (48). The heat shield (12) may further include a center opening (54) in the closed end wall (48) that is configured to receive the shaft (40) of the turbocharger (10). Additionally, the heat shield (12) may include an outer layer (72) and an inner layer (76), and an insulation material (74) disposed between the outer layer (72) and the inner layer (76) of the heat shield (12), the outer layer (72) and the inner layer (76) encapsulating the insulation material (74).

Abstract: A claw pole member for an electric machine including a plurality of claw pole segments. Each of the plurality of claw pole segments includes a radial projecting member, an axial outer surface extending to a cantilevered end portion, and an axial inner surface extending axially outwardly of the radial projecting member to a cantilevered end section. A first side surface extends between the axial outer surface and the axial inner surface from the radial projecting member to the cantilevered end portion and the cantilevered end section, and a second side surface extends between the axial outer surface and the axial inner surface from the radial projecting member to the cantilevered end portion and the cantilevered end section. The first and second side surfaces define a taper of the claw pole segment. Each of the first and second side surfaces includes a recessed portion that extends into the claw pole segment.

Abstract: An exhaust-gas turbocharger, preferably for a passenger vehicle, including a turbine having a turbine wheel and a turbine housing. A number of S?2 of channels are formed in the turbine housing and are intended for guiding the exhaust gas onto the turbine wheel. Each channel directs flow against the turbine wheel over the entire width of the latter, as seen in the axial direction, and over a segment, as seen in relation to the circumferential direction. The turbine wheel has a number of Z?10 turbine blades. The turbine blades are defined in the form of main blades and intermediate blades. The intermediate blades, at least at their hub-side ends, do not extend as far toward the turbine outlet, as seen in the axial direction, as the main blades.

Abstract: Described is an ignition coil for an internal combustion engine having a housing with a plug connector, wherein the plug connector has an elastomeric cap slid onto a tubular housing section that surrounds a terminal contact. This disclosure provides that the terminal contact is surrounded by a circumferential slot, in which an inner edge of the cap sits.

Abstract: The selectable clutch may include a first actuator and a second actuator. Moreover, the selectable clutch may further include a first cam operatively associated with the first actuator and a second cam operatively associated with the second actuator. Furthermore, a first armature may be actuated by the first actuator and a second armature may be actuated by the second actuator such that the selectable clutch is configured to allow multiple modes of operation provided by a movement of the first and second cams according to different first and second armature positions.

Abstract: A test bench for measuring forces and torques of rotatably mounted bodies in charging devices. The test bench has a rotatably mounted body of a charging device, a measuring component, and a bearing component for mounting the measuring component. The bearing component is configured in such a way that the measuring component is frictionlessly mounted in the bearing component.

Abstract: An exhaust-gas turbocharger (1), with a turbine housing (2) which has a turbine housing inlet (8) and a turbine housing outlet (9) for exhaust gas, and which has a wastegate duct (45) between the turbine housing inlet (8) and the turbine housing outlet (9), and a flap arrangement (33) comprising a pivotable flap lever (35), a flap plate (34), which is connected to the flap lever (35), for opening and closing the wastegate duct, and having a spring element (37) which is arranged between the flap lever (35) and a disc (36) fastened to the flap plate (34). The spring element (17) has an outer circumferential region (23) which is supported on a sliding contact surface (42), which is of curved form, of the disc (36).

Abstract: A method for controlling the temperature of glow plugs of a combustion engine is described, wherein all glow plugs are heated up for an engine start by the input of electrical energy according to a profile which is uniformly specified for all glow plugs of the engine, a change in resistance ?R is ascertained for each of the glow plugs for at least one specified time span, and a target resistance value is calculated for each glow plug from the associated change in resistance ?R, this value being expected for the glow plug when it has reached its target temperature, and the target resistance value is used to control the temperature of the glow plug to the target temperature.

Abstract: An actuator for a transfer case includes an actuator member, a face cam mechanism, and a motor. The actuator member includes a circumferential flange and an annular body extending from an inner periphery of the circumferential flange. The annular body includes a circumferential slot opposite the flange defined between two end walls formed by the annular body. One of the end walls includes a bearing member coupled thereto. The face cam mechanism includes a follower coupled to a cam member. The cam member is configured to displace axially when rotated. The follower is disposed within the slot. In a first range of motion, the annular member is rotated independent of the face cam mechanism. In a second range of motion, the bearing member engages the follower to rotate the second cam member relative to the first cam member, and the follower moves axially along the bearing member.

Abstract: A variable position device (25) for a turbocharger includes a turbine wheel (24). A fluid diverter (26) for diverting exhaust gas flow to the turbine wheel (24) is moveable inclusively between a first and a second end-stop position (80, 104, 82, 106) defining an end-stop span (84, 108). An actuator (46) is in operable association with the fluid diverter (26). The actuator (46) is configure to, in an operation mode, selectively move the fluid diverter (26) inclusively between a first and a second guard band position (88, 110, 90, 112) defining a guard band span (92, 114) that is less than the end-stop span (84, 108). The actuator (46) is configured to, in a first mode, move the fluid diverter (26) to a first reduced guard band position (94, 116) that is inclusively between the first end-stop position (80, 104) and the first guard band position (88, 110), and apply a constant force to the fluid diverter (26) to hold the fluid diverter (26) in the first reduced guard band position (94, 116).

Abstract: A transfer case having a lubrication guide with an inlet, an outlet and an elongated tubular portion that is disposed between the inlet and the outlet. The lubrication guide is coupled to a drive assembly that transmits rotary power between a pair of output shafts such that the inlet is disposed proximate a first rotary component of the drive assembly to receive splash lubrication (i.e., slung lubrication and/or surge lubrication) therefrom.

Abstract: A compact flow control valve capable of providing long service life in a very hostile environment. The valve is a mono or dual coaxial slider valve capable of controlling two different functions sequentially, at least one of the functions being controlled progressively. The flow control valve controls the fluid connection between two volutes (6, 7) of a turbine housing (2) of a turbocharger as well as the fluid connection between the two volutes (6, 7) of the turbine housing (2) of the turbocharger and a waste gate port (9).

Abstract: A method for extending thermodynamic turbine mapping of a turbocharger, the turbocharger including a turbine and a compressor, the method including the steps of providing a steady-state turbocharger gas test stand configured to flow continuous gas to the turbocharger, the test stand including a throttle device disposed upstream of an inlet of the compressor of the turbocharger, and varying an area of the inlet with the throttle device to change density of the continuously flowing gas at the inlet of the compressor and establish a choked-flow condition for extending the thermodynamic turbine mapping of the turbocharger.

Abstract: A bearing housing, or integrated turbocharger housing, with the oil, and optionally air and water galleries, included as as-cast features, thereby avoiding the problems, design limitations and expense associated with conventional post-casting machining. The method of casting preferably uses lost foam casting, or a technique similar to lost foam casting but in which a ceramic shell is formed on the foam form prior to metal casting, but can use any of a variety of casting techniques or a combination of two or more techniques.

Abstract: A phaser with a rotor assembly having a pattern on an inner diameter that acts as a sealing land or divider between the advance supply port and the retard supply port. This pattern allows the advance supply ports and the retard supply ports to be on the same plane, allowing the overall axial length of the rotor to be shorter. The pattern is preferably formed onto the inner diameter of the rotor through net forming.

Abstract: Disclosed is a freewheel (4) comprising a first race (38), a second race (40), a clamping gap (46) designed between the first and second race (38, 40), at least one clamping element (48) in the clamping gap (46), and biasing feature (64) for biasing the clamping element (48) into a clamping position within the clamping gap (46), wherein the biasing feature (64) have an accordion spring (66), which is supported directly or indirectly on the first race (38) and which comprises corrugation peaks (70) lying radially outward, corrugation troughs (72) lying radially inward, and a support leg (76) for direct or indirect support on the clamping element (48). In addition, disclosed is a freewheel arrangement (2) comprising such a freewheel (4).

Abstract: A supercharging apparatus (20) for a combustion engine (21) having an electrically drivable compressor (1), which has a compressor housing (2) in which a compressor wheel (3) is arranged, which compressor wheel is fastened on one end (4) of a rotor shaft (5), and which has a compressor housing rear wall (6), which is arranged behind the compressor wheel (3) and closes the compressor housing (2); an electric motor (7); and a stator winding (12), which has a line (21) formed from a multiplicity of litz wires (22, 23, 24). The litz wires (22, 23, 24) of the line (21) have a first degree of twisting in an end winding region (25) of the stator winding (12) and have a second degree of twisting in a magnetically active section (I, II, III, IV). The first degree of twisting is higher than the second degree of twisting.

Abstract: A number of variations may include a product comprising: a bushing (100) located at a cavity (56) formed by a stationary body (46) of a valve (12), and located around a movable stem (48) of the valve (12), wherein the bushing (100) facilitates movement of the stem (48); and a seal member (102, 104) located in the cavity (46), around the stem (48), and on the inboard side of the bushing (100), wherein the seal member (102, 104) substantially prevents fluid-flow between an outer diametrical surface (76) of the stem (48) and a confronting inner diametrical surface (120, 128) of the seal member (102, 104), forming a first seal.

Abstract: An internal-combustion engine has an electronically-controlled one of a turbocharger and an exhaust-driven turbo supercharger coupled to an exhaust duct of the engine, and the engine is controlled during a shift event of a transmission coupled to an output shaft of the engine by determining a target engine speed at the end of the shift event, and controlling electrical energy supplied to an electric machine, rotatably coupled to a rotatable shaft that is rotatably coupled to the electronically-controlled turbocharger or exhaust-driven turbo supercharger, to control rotation of the rotatable shaft coupled to the turbocharger or exhaust-driven turbo supercharger to attain the target engine speed.