Abstract: A cross-flow fan (10) including a plurality of impellers (11a to 11g) connected in a direction of a rotation axis, each of the impellers (11a to 11g) including: a plurality of blades (12a to 12r); a first connection portion (13) having at least one projection; and a second connection portion (14) having concavities in a larger quantity than the projection, wherein, in a connection between the first connection portion (13) of one of the impellers (11a to 11g) and the second connection portion (14) of another one of the impellers (11a to 11g), the projection of the one of the impellers (11a to 11g) and one part of the concavities of the other one of the impellers (11a to 11g) are fitted to each other in one fitted state among N (N is an integer not smaller than two) ways of fitted states of having a matched rotation axis.

Abstract: A fan structure includes a fan rack including an accommodation open chamber, a center base suspended at the center of the bottom side of the accommodation open chamber and a plurality of connection ribs radially connected between the center base and the inner perimeter of the fan rack, and a fan including a fan body made from a hard plastic or rubber material and rotatably mounted at the center base of the fan rack and a soundproofing molding made from a flexible plastic or rubber material and directly molded on the fan body. Thus, during rotation of the fan to induce currents of air, the flexible material property of the soundproofing molding reduces air resistance and wind noise.

Abstract: An exhaust-gas turbocharger (1) having a turbine (2) which is provided with a variable turbine geometry and/or with a wastegate; and having an actuator (6) which is connected to the variable turbine geometry and/or to the wastegate by means of a coupling rod (9) composed of plastic. The coupling rod (9) is connected, at its end regions, by means of a first eyelet (8) at one side to a pin (7) of the actuator (6) and by means of a second eyelet (12) at the other side to a pin (11) of an adjusting lever (10) of the variable turbine geometry and/or of the wastegate. The eyelets (8, 12) of the coupling rod (9) are provided with in each case one metal sleeve (13 and 14 respectively).

Abstract: A power supply circuit includes a connector for a fan, a speed adjusting circuit, a speed feedback circuit, a control module, first and second power sources, and a switching module. The speed adjusting circuit is connected to a modulation pin of the connector. The speed feedback circuit is connected to a speed pin of the connector. The control module receives a speed signal from the fan through the speed feedback circuit and outputs signals correspondingly. The switching module selects the first or the second power source to supply power for the fan according to the signals from the control module.

Abstract: A fluid machine has a housing and a rotating portion that rotates relative to and is at least partially disposed within the housing. The housing is coupled to a seal assembly comprising a plurality of seal channels having a plurality of seal rings. Each of the plurality of seal channels comprises a respective one of the plurality of seal rings.

Abstract: A centrifugal rotor includes a rotor body, a diluent container, a piercing structure and a capping film. The rotor body has a receiving cavity. The diluent container is located within the receiving cavity and has a seal film. The piercing structure is located within the receiving cavity and in contact with the seal film. The capping film is located over the diluent container and the piercing structure for securing the diluent container and the piercing structure within the receiving cavity.

Abstract: An axial cross-sectional shape of a scroll flow path 13 is a roughly circular shape, a diffuser outlet connected to the roughly circular shape is shifted to a position which is closer to a circle center than to a position of a tangent line to the circular shape and which does not reach the circle center, the circular shape is formed from a scroll chamber 30 which juts out in the axial direction relative to the position of the diffuser outlet 11a and a shift chamber 32 that forms a remainder of the roughly circular shape in a direction opposite to the scroll chamber 30, and the shift chamber 32 is at least formed on the scroll flow path 13 of a winding end portion 19 in a circumferential direction of a spiral.

Abstract: A drying fan has a shroud with a shape selected to improve fan efficiency by designated fluid dynamics of air flow through the fan.

Abstract: A fan vibration absorbing structure includes a bearing cup and a vibration absorbing element. The bearing cup includes a first section, a second section and a bearing holding hole. The first and the second section are connected end-to-end to enclose a receiving space therein, which communicates with the bearing holding hole. The vibration absorbing element is fitted between the first and the second section. With the fan vibration absorbing structure included in a fan, it is able to largely reduce the vibration occurred during fan operation.

Abstract: A hydraulic system (1) is provided comprising a supply port arrangement (P, T), a working port arrangement (A, B), and a booster section (7), said supply port arrangement having at least a supply port (P), said booster section (7) being arranged between said supply port arrangement (P, T) and said working port arrangement (A, B). The operational possibilities of such a hydraulic system should be extended. To this end said working port arrangement comprises at least two working ports (A, B), flow direction changing means (9) are provided changing a flow direction through said working port arrangement and inactivating means (16) are provided inactivating or activating said booster section (7) for each flow direction.

Abstract: A pressure switch including a pressure chamber and a moving disc. The moving disc is moveable in response to a pressure in the pressure chamber to cause contact between a moveable contact and a fixed contact. An orifice communicates a fluid pressure into the pressure chamber. The orifice provides a tortuous path for a fluid flow to reach the pressure chamber. An oil supply system and a generator are also disclosed.

Abstract: In a hydraulic control circuit including a solenoid valve, whose change responsiveness in an actual pressure with respect to a change in an instructional pressure deteriorates when the instructional pressure enters a dead band region on a lower pressure side than a dead band threshold, for adjusting a hydraulic pressure supplied to a hydraulic device operated by the hydraulic pressure based on the instructional pressure, the instructional pressure is increased in a stepwise manner to a charge pressure higher than the dead band threshold, when the instructional pressure is set in the dead band region and the instructional pressure increases within the dead band region to such an extent that a speed ratio does not change. Then, a lower limit of the instructional pressure is set to the dead band threshold, and use of the dead band region is prohibited for a certain period of time.

Abstract: There is set forth herein an actuator having a housing and a piston assembly. The piston assembly can have a piston and a piston rod extending from the piston. In one embodiment, the housing can receive the piston and a portion of the piston rod. The piston assembly can define a piston assembly interior and a fluid reservoir can be located within the piston assembly interior. A chamber region within the interior of the housing can be separated by the piston assembly to define a piston side chamber and rod side chamber. The piston assembly can be moveable so that respective volumes of each of the piston side chamber and the rod side chamber are variable. For operation of the actuator by movement of the piston assembly within the interior of the housing, fluid can be moved between the reservoir and the chamber region.

Abstract: A fastening element for fastening a light source substrate to a support. The fastening element is configured to be seated on the light source substrate, and includes at least one fastening portion for fastening to the support.

Abstract: A fastener system that includes a female fastener assembly with a housing having a channel defined therein and a switch member movable within the channel between removing and fastening positions. The switch member includes a receiver portion having a post opening defined therein and a switch portion. The housing includes a lower opening. The post opening includes a removing portion that is aligned with the lower opening when the switch member is in the removing position and a fastening portion that is aligned with the post opening when the switch member is in the fastening position. The system also includes a male fastener assembly having a post with a slot therein. The post is received through the lower opening in the housing and the post opening so that the slot is aligned with the channel. The slot receives a portion of the receiver portion when the switch member is in the fastening position.

Abstract: Various clips for mounting accessories to rails, tracks and/or other mounts are described. In some examples, a clip may include a first part and a second part configured to at least partially cooperate with the first part to apply pressure to opposite sides of the rail, track or other mount. A tensioning mechanism may be configured to pull the first part and the second part together and/or to push the first part and the second part apart. A third part that may be configured to rotate with respect to the first part and/or the second part from an open position to a closed position, and to cooperate with the tensioning mechanism to pull the first part and the second part together and/or to push the first part and the second part apart. The third part may include a cam that is configured to increase a pressure applied by the first part and the second part to the rail, track or other mount when the third part is closed.

Abstract: A locking device for mechanical pieces, particularly for pieces subjected to mechanical processing or similar, comprising at least one hollow body that forms a sliding seat, a movable stem that is accommodated slidingly partially within the sliding seat of the hollow body and radial expansion elements which are interposed between the hollow body and the movable stem, the radial expansion elements being adapted to mutually lock the hollow body and the movable stem, the movable stem protruding partially from the hollow body with the hollow body and the movable stem jointly associable, at their free ends, by way of elements for connection, respectively, to a mechanical piece to be processed or a fixed part of a machine with which the mechanical piece is to be processed.

Abstract: A holding apparatus for a projector includes a frame, a connection body, a telescopic device, and a bracket. The frame is fixed to a surface. One end of the connection body is connected to the frame. The telescopic device is fixed to the other end of the connection body opposite to the frame along an extending direction of the connection body. The telescopic device includes a moving unit movable along a first direction perpendicular to the extending direction of the connection body. The moving unit is connected to a detecting module. The bracket has a first end connected to the frame and a second end for connecting the projector. The second end is disposed opposite to the surface and extends along the first direction.

Abstract: A device includes first and second inter-engageable parts, each having a longitudinal axis and a connecting face extending substantially transversely to the longitudinal axis. The first part has an engagement formation extending substantially axially and the second part has a receiving formation extending substantially axially, and in which the engagement formation is receivable. The engagement and receiving formations each includes a substantially helicoidal surface extending at least partially around the longitudinal axis of the respective part of the connector, so that rotation of the parts relative to one another about the longitudinal axes, when the parts are substantially co-axially aligned, so that the connecting faces of the parts face one another in a substantially axial direction, causes engagement of the engagement formation with the corresponding receiving formation.

Abstract: A retainer assembly for retaining a panel to a component. The retainer assembly includes a base defining a bore for receiving a screw. A pair of front and back support members each have a first section connected to the base, and a second section that overlies the bore for flexing outwardly in response to being engaged by the screw. A front and back primary retention member each extend outwardly from the front and back support members for holding the retainer assembly relative to the panel. A pair of front and back secondary retention members each extend outwardly from the first section of the front and back support members. The front and back secondary retention members terminate closer to the base than the front and back primary retention members to establish an interference fit between the retainer assembly and the panel prior to the screw being driven through the retainer assembly.

Abstract: A fastener assembly includes an insert having a head and a sleeve extending from a bottom surface of the head, with the insert further defining an internal cavity. The head of the insert abuts a first panel with the sleeve extending through a first preformed hole in the first panel. A second panel with a second preformed hole is aligned with the first panel, and a shaft of a fastener pin is inserted through the second preformed hole and into the internal cavity of the insert. Upon rotating the fastener pin, a tee portion at the end of the shaft engages a seat positioned in the internal cavity of the insert. The fastener assembly also includes a compression member positioned around the shaft of the fastener pin that biases the tee portion of the fastener pin into engagement with the seat of the insert.

Abstract: A sleeve interference fastener including a conformable sleeve, wherein the conformable sleeve is comprised of at least one first material having a hardness of X, and a pin member, wherein the pin member is comprised of at least one second material having a hardness of Y, wherein X is sufficiently less than Y so that, in an installed position of an interference fit, at least a portion of the at least one first material of the conformable sleeve conforms to a contour of an inner surface of a hole of a composite structure so as to create a continuous electrical contact at an interface between the inner surface of the hole of the composite structure and the conformable sleeve.

Abstract: Punch pins which have further extending lobes, and which are designed to punch sockets that have deeper flutes while not having lobes which extend further toward a center axis of the fastener. Using such a punch pin to form a socket in a fastener provides that the resulting socket has flutes which are deeper than they otherwise would be, without having to provide corresponding lobes which extend further toward the center axis of the socket. This extra deepness in the flutes helps to provide extra room for a coating to deposit.

Abstract: A blind fastener device for fastening workpieces, including a sleeve, an expander having a locking section and an expansion section, and a separate and distinct tensioning section configured to mechanically cooperate with the expander. One end of the tensioning section is configured as a tensioning section gripping region, which may be formed as the head of a bolt. A portion of the tensioning section passes through the sleeve to cooperate with the expander so that relative rotation of the tensioning section and the expander draws the expander distal end toward the sleeve proximal end and ultimately deforming a portion of the sleeve distal end to a locked state. The sleeve may be configured as a multi-section sleeve having a sleeve retainer to locate the sections in a predetermined relationship.

Abstract: A connecting arrangement for joining at least two components to form a structural assembly, near a wing of an aircraft, wherein at least one component is formed from a fiber composite plastic and at least one further component is formed from either a metal or a fiber composite plastic. A bushing is secured in a hole through the components. The bushing includes a first end with a collar which faces towards a lower face of the structural assembly and a second end. A zone of an upper face of the structural assembly radially surrounds the second end and includes a depression. A connecting element is installed in the bushing. This provides a smooth, aerodynamically beneficial configuration of the upper face, which can be coated, and which ensures a reliable electrical contact between the connecting element and a conductive surface of the first component.

Abstract: A tilt and lock apparatus that includes a tilt servomechanism, a spiral torsion spring, a lock wheel, and a lock hook is described herein. The spiral torsion spring is mechanically coupled to the tilt servomechanism and the lock wheel (which includes an opening). When a shaft is positioned through the opening, rotation of the lock wheel is in unison with rotation of the shaft. An external surface of the lock wheel includes one or more grooves. The lock hook includes a head that engages and disengages the grooves. The lock wheel is stationary when the head engages one of the grooves and is rotatable when the head disengages the grooves. The head and the grooves are geometrically aligned when engaged to prevent creation of a force that acts to disengage the head responsive to an applied force acting on the shaft.

Abstract: Bearing apparatuses including contacting bearing surfaces comprising superhard materials are disclosed. In one embodiment, the present invention relates to bearings including polycrystalline diamond inserts or compacts defining a plurality of surfaces that move relative to one another and contact one another. For example, apparatuses may include radial bearings, or other bearings including arcuate bearing surfaces that more in relation to one another, without limitation. In one embodiment, a superhard bearing element may comprise a superhard table (e.g., polycrystalline diamond) forming an arcuate bearing surface. Further, such a superhard bearing element may comprise a chamfer formed about at least a portion of a periphery of the arcuate bearing surface. Bearing apparatuses including such bearing elements and various mechanical systems are disclosed.

Abstract: A bearing assembly includes a support ring circumferentially surrounding a central bearing axis and a plurality of superhard bearing elements coupled to the support ring. Each of the plurality of superhard bearing elements has a base, a superhard bearing surface, and an element side surface extending between the base and the superhard bearing surface. The superhard bearing surface has a partial-ellipsoidal surface shape. A bearing apparatus includes an inner bearing assembly and an outer bearing assembly. A subterranean drilling system includes an output shaft operably coupled to a bearing apparatus.

Abstract: A spherical roller bearing having an axially extending center axis, an outer ring, an inner ring concentric with the outer ring, a guide ring concentric with the inner and outer rings, the guide ring has two lateral surfaces, one set of cambered rollers on either side of the guide ring and a cage structure arranged to retain the two sets of cambered rollers. The guide ring includes two circumferential guide ring sections, an inner guide ring section proximal to the inner ring and an outer guide ring section distal to the inner ring. A portion of at least one of the two lateral surfaces corresponding to the inner guide ring section is provided with at least one of at least one depression and at least one protrusion. The cambered rollers of each set are distanced from the inner guide ring section and in contact with the outer guide ring section.

Abstract: A guide carriage of a linear guide, which guide carriage has a back (1) and legs (2) bent away from the back (1) and disposed along a longitudinal axis of the guide carriage for engaging over a guide rail (7), the two legs (2) are each provided with a longitudinal seal (5) having rod-shaped bodies (12) each of which has a sealing lip (8) on sides facing one another. The rod-shaped body (12) is supported on an abutment (9a) of the leg (2) provided along the longitudinal axis, wherein the rod-shaped body (12) is retained on the guide carriage together with the two axial rod ends (13, 15, 18) of the rod-shaped body (12) and is spring-loaded against the abutment (9a) by means of the inherent spring force of the rod-shaped body (12).

Abstract: A sliding bearing for an internal combustion engine having a plastics polymer-based composite layer on a substrate, the composite layer comprising: a matrix of plastics polymer-based material having distributed throughout the matrix; 0.1 to 5% vol carbon nanostructures; and incidental impurities; and a method of manufacture of such a sliding bearing.

Abstract: A cage includes a pair of annular rings and a plurality of cage bars, and an area enclosed by the pair of annular rings and the circumferentially adjacent cage bars that serves as a pocket that holds the roller. The cage further includes a tab provided so as to protrude from a radially outer area of the cage bars to prevent the roller in the pocket from slipping out through the pocket toward a radially outer side. A surface of a bottom portion of the tab is discontinuous with surfaces of the cage bar, which are located on both sides of the tab in a longitudinal direction.

Abstract: A spherical bearing includes a split outer ring having a spherical radially inner facing surface, an axially outward facing shoulder and a radially outward extending first groove formed therein. A first snap ring is snap fit in the first groove. The spherical bearing includes an inner race defining a spherical exterior surface and having a radially inward extending second groove. A second snap ring is snap fit into the second groove. A seal extends between the outer ring and the inner race and includes a retaining ring secured to a second end of the seal. A first end of the seal defines a lip extending radially inward. The lip is seated against the second snap ring. The retaining ring is positioned between the first snap ring and the axially outward facing shoulder. The seal is axially compressed between the axially outward facing shoulder and the second snap ring.

Abstract: A device for holding a bearing member relative to a fixed body, including a first part having a formation for engagement with a corresponding formation on a fixed body to hold the first part relative to the fixed body, and a receiving formation for receiving and slidably supporting a generally elongate second part, wherein a first end of the second part is configured for engagement with a part of a bearing member to hold the bearing member relative to the fixed body, and wherein a second, opposite, end of the second part supports an abutment member which prevents the first and second parts separating from each other, wherein the device includes biasing means for biasing the first end of the second part away from the first part.

Abstract: A method of aligning flanges on two components to align and transfer torque from one component to the other uses a plurality of scallop regions on the periphery of a flange on one component; and a plurality of raised regions on the periphery of a flange on the other component, the raised regions being sized and shaped to engage the scallop regions on the flange when axially aligned to transfer torque there between.

Abstract: A safety guard for a power take off (PTO) shaft including a guard body for positioning over the PTO shaft, and a U-shaped locking clip. The clip is slidable in a radial direction with respect to the PTO shaft, between the locked and unlocked positions. The locking clip includes a pair of locking portions that each extend into an annular groove present on the PTO shaft or present on a guard bearing member mounted to the PTO shaft when the locking member is in the locked position to prevent axial displacement of the guard body relative to the PTO shaft.

Abstract: Double clutch for coupling a drive shaft of a motor to a transmission shaft of a transmission in a vehicle having a first friction clutch for frictionally clamping a first clutch disc couplable to the transmission shaft between a first pressure plate and a first counter-plate, the first pressure plate displaceable in an axial direction to close the first friction clutch, a second friction clutch for frictionally clamping a second clutch disc couplable to an accessory power take-off between a second pressure plate and a second counter-plate, the second pressure plate displaceable in the axial direction to close the second friction clutch, a first actuating element configured to displace the first pressure plate, and, a second actuating element configured to engage a pressure ring connected to the second pressure plate to displace the second pressure plate, wherein the second actuating element is pre-loaded by at least one wire load ring.

Abstract: The present invention relates to a clutch device (2) having at least one output hub (46), which can be rotationally locked to a transmission input shaft (50), an input hub (16), in which an assembly opening (54) is provided, so that a fastener (58) for axially fixing the output hub (46) to the transmission input shaft (50) can be introduced by way of the assembly opening (54), and a flex plate (74), on which a hub part (56) is provided, which can be rotationally locked to the input hub (16). According to the invention the hub part (56) can be connected to the input hub (16) in such a way that the assembly opening (54) is closed by the hub part (56).

Abstract: Systems, devices, and methods for a replacement forward drum for Ford's 4R70E/W and 4R75E/W transmissions. In one embodiment, a replacement forward drum is provided that may include a high-strength structure with oil feed passageways configured to provide fluid communication with one of Ford's OE 4R70E/W or 4R75E/W stator tubes.

Abstract: A controllable coupling assembly and a coupling member for use in the assembly are provided. The member includes a first coupling face oriented to face axially along a rotational axis and has a set of locking formations angularly-spaced about the axis. The member also includes a second coupling face having a reverse pocket which receives a reverse locking element. The pocket defines a first load-bearing surface adapted for abutting engagement with a load-bearing surface of the reverse locking element. The second coupling face is oriented to face radially with respect to the axis. Each of the set of locking formations defines a second load-bearing surface adapted for abutting engagement with a load-bearing surface of a forward locking element.

Abstract: A ratchet type one-way clutch is provided that includes an outer race having a pocket on an inner circumference thereof, an inner race arranged on an inner diameter side of the outer race so as to be coaxial therewith, the inner race having a notch on an outer circumference thereof, a pawl member housed in the pocket and engaged with the notch of the inner race to transmit torque between the inner race and the outer race, and a spring for urging the pawl member to the inner race. The ratchet type one-way clutch is provided with urging force stabilizing means for stabilizing an urging force of the spring.

Abstract: A method for ascertaining a biting point of a friction clutch device of a motor vehicle that is actuatable between a disengaged and an engaged position, the friction clutch device having a hydrostatic actuator device with at least one position sensor and at least one pressure force sensor, the friction clutch device being actuated in the disengagement and/or engagement direction, and data are obtained with the help of the at least one position sensor and the at least one pressure force sensor, while based on the obtained data a position force characteristic curve having a first section and a second section is obtained, the first section being approximated with the help of a linear equation and the second section being approximated with the help of a parabolic equation.

Abstract: A rail wheel with a wheel body and wheel brake discs connected thereto with fastening elements on both sides is designed in such a way that at least in the respective contact regions of the wheel brake discs a mechanically and thermally highly resilient intermediate layer is arranged on the wheel body.

Abstract: Disclosed are a brake disc manufactured from heterogeneous materials and a method of manufacturing the brake disc. In particular, the brake disc manufactured from heterogeneous materials, in which the number of bridges may be optimized to improve castability and relieve stress, thereby eliminating occurrence of a crack and the like which may be generated due to a difference in a thermal expansion coefficient between a friction part and a hat part.

Abstract: A vented EMA may have a vent that allows gas to pass from into and out of the vented EMA, while preventing liquid from passing into and out of the vented EMA. The vented EMA may have a desiccant material inside the vented EMA that absorbs condensation from within the vented EMA. A vented EMA may also have an air flow path that conducts gas into and out of the vent during operation. As a result, the pressure inside the vented EMA may equalize with the pressure outside the vented EMA, but the deleterious ingress of liquids may be ameliorated.

Abstract: A caliper brake (10) is adapted to act upon a stator (40) to engage a rotor of a vehicle. A housing (11) carries both a spring applied hydraulically released piston assembly (12) and a pressure intensifying piston assembly (14). The assemblies (12, 14) are in fluid communication with each other. The assembly (12) includes a piston (18) and a spring assembly (20) which urges the piston (18) into a first position engaging the stator (40). The piston assembly (14) includes a pressure intensifying (PI) piston (64) which is in a first position when the piston (18) is in the first position. When the PI piston (64) moves from a first position to a second position, the fluid acts upon the piston (18) thereby disengaging the piston (18) from the stator (40).

Abstract: According to one embodiment, a spring tension adjustment device for adjusting tension in a spring includes a rotation feature and a plurality of spring-attachment features. The rotation feature defines a first axis of rotation. Each spring-attachment feature is configured to receive one end of a spring, each spring-attachment feature being located at a different distance from the rotation feature.

Abstract: A compressible spring includes a substantially solid body defining a central axis and manufactured from an elastomeric material. A substantially solid abutment upstands axially on one end of the substantially solid body. There is also a lip that is disposed on a distal end of the axial abutment in a plane being substantially transverse to the central axis. An axial bore may be provided extending through the thicknesses of the body and abutment. Furthermore, a plate shape member may be provided that is mechanically secured to the substantially solid body during the forming process, wherein the abutment is passed through a central aperture in the rigid member and wherein the lip cages a thickness portion of the rigid member around the central aperture.

Abstract: An elastic joint, in particular for a wheel suspension of a motor vehicle. The joint includes an inner armature, an outer armature surrounding the inner armature, wherein the armatures define an axial direction and two radial directions perpendicular to the axial direction as well as perpendicular to each other and disposed in a circumferential plane, and an elastomeric body for the mutual elastic retention of the armatures, wherein the elastomeric body consists of at least four connecting columns respectively extending from the inner armature to the outer armature.

Abstract: An oleo-pneumatic shock absorber having a casing, a rod slidably mounted in the casing, first and second fluids in the casing, and a gauge. The gauge has a substrate positioned on the shock absorber. The substrate has a first region with a slot sized to fit an ultrasonic transducer arranged to encompass a range of possible oil levels within the shock absorber, a second region corresponding to a range of possible extension states of the shock absorber and a third region comprising one or more traces. Each trace corresponds to a temperature value and is indicative of an optimum relationship between the oil levels and the range of extension states at the respective temperature value associated with the trace.