SCHAEFFLER KG Patent applications |
Patent application number | Title | Published |
20120132499 | WHEEL SPINDLE DRIVE ELEMENT - A wheel spindle drive element for a wheel disconnect system. The wheel spindle assembling onto an outer diameter of a spindle, displacing material to form a joint with high torque transmission characteristics. | 05-31-2012 |
20120043174 | OVERRUNNING BI-DIRECTIONAL CLUTCH AS GEAR SYNCHRONIZER AND COUPLER - The over-running bi-directional clutch is used to synchronize gears in a transmission to allow for locking and unlocking the gears in an efficient manner. | 02-23-2012 |
20110264345 | MOUNTING DEVICE WITH INTEGRATED TORQUE MEASUREMENT AND DEVICE FOR THE CONTROL OF TORQUE DISTRIBUTION - The invention relates to a mounting device for mounting a driven and/or a drivable wheel of a vehicle. The mounting device makes it possible to measure a drive torque or a drag torque that acts between a wheel and a driveshaft. The torque is transmitted from the driveshaft to the wheel by means of radial teeth on a bearing inner ring, where there is a pressure-sensitive measuring element to measure axial forces as a characteristic of the particular effective torque. In addition, the invention relates to a device to control the distribution of the drive and drag torques acting on the driveable wheels of a vehicle. To measure the drive and drag torque distribution, there is a sensor unit on each drivable wheel to measure the torque acting on each wheel. | 10-27-2011 |
20110239815 | DRIVE DEVICE COMPRISING A DRIVE SHAFT AND DRIVING CRANKS - A drive device for a machine, which has a drive shaft that can be rotated about an axis, and two driving cranks which are connected to the shaft in an angularly rigid manner in relation to the axis thereof. In order to determine the torque applied to the drive shaft in a simple and economical manner, the drive device has at least one magnetostrictive body connected to the driving cranks in a fixed manner, and a magnetic field sensor for measuring the magnetic stray field of the magnetostrictive body. | 10-06-2011 |
20110224039 | PROCESS FOR PRODUCING A SLIDING BEARING LOCATION IN A CAST COMPONENT AND CAST COMPONENT ITSELF - A process for producing a sliding bearing bush in a cast component of lightweight metal, preferably a tensioning lever of a belt tensioner. The process includes the following steps: a die, which forms the seat for a sliding bearing bush to be pressed in and has radially outer groove drawing noses, is inserted into a lightweight metal pressure die-casting die. After the liquid lightweight metal has been injected into the lightweight metal pressure die-casting die and subsequently solidified, the die is then drawn out of the lightweight metal pressure die-casting die in such a way that an aperture, which has a groove profile, is formed as a seat for the sliding bearing bush to be pressed in. | 09-15-2011 |
20110209677 | HYDRAULIC ASSEMBLY AND HYDRAULIC VALVE FOR FORMING SAID ASSEMBLY - A hydraulic assembly ( | 09-01-2011 |
20110155089 | MASS BALANCING DEVICE FOR A RECIPROCATING PISTON INTERNAL COMBUSTION ENGINE - A mass balancing device ( | 06-30-2011 |
20110139125 | Piston Pump - A piston pump, especially for supplying high-pressure fuel to a direct-injection internal combustion engine, including a pump housing ( | 06-16-2011 |
20110120399 | CAMSHAFT ADJUSTING ARRANGEMENT - A camshaft adjusting arrangement for varying angular position of a camshaft relative to a crankshaft of an internal combustion engine which has a drive element that is driven by the crankshaft and is rotatable in relation to the camshaft, at least two hydraulic chambers, to which a hydraulic fluid can be admitted to set a defined relative rotational position between the drive element and camshaft, formed between the drive element and camshaft, a first component and a second component. The first component has a cylindrical receiving face which receives a cylindrical seating face of the second component. To keep the resulting radial compressive stress between the components within an admissible range, at least one compensating element is arranged in the cylindrical receiving face of the first component and/or in the cylindrical seating face of the second component. | 05-26-2011 |
20110067655 | DEVICE FOR VARYING THE ANGULAR POSITION OF A CAMSHAFT RELATIVE TO A CRANKSHAFT OF AN INTERNAL COMBUSTION ENGINE - A device for varying the angular position of a camshaft relative to a crankshaft of an internal combustion engine. The device has a drive element, which is driven by the crankshaft via a gearwheel and which is supported so that it can rotate in relation to the camshaft. The device also has at least two hydraulic chambers, to which a hydraulic fluid can be admitted in order to set a defined relative rotational position between the drive element and the camshaft, formed between the drive element and the camshaft. In order to produce an optimum axial support of the camshaft in terms of weight and cost, the gearwheel form a bearing face for the axial contact of the camshaft or of a component rotationally fixed to the latter. | 03-24-2011 |
20110058758 | ROLLING ELEMENT CHAIN - The invention relates to a rolling element chain ( | 03-10-2011 |
20110045934 | SPUR GEAR DIFFERENTIAL - The invention relates to a spur gear differential ( | 02-24-2011 |
20110039647 | TRACTION MECHANISM DRIVE - A traction mechanism drive ( | 02-17-2011 |
20110038091 | METHOD AND ARRANGEMENT FOR THE SENSORLESS OPERATION OF MAGNETIC BEARINGS - A sensor system for a magnetic hearing, which has two actuator coils, two clocked power output stages, a current sensor for detecting those currents in the actuator coils which are encumbered with a ripple current, and a sensor interface. The clocked power output stages provide a pulse-width-modulated output voltage, the pulse width of which is narrowed or widened by small amounts in a predefined order, and the pulse widths of the clocked power output stages are modulated in a fixed phase relationship with respect to one another. The sensor system specifies a sensor system for a magnetic bearing with a clocked power output stage. A magnetic bearing, a control device for a magnetic bearing and a method for detecting the position in a magnetic bearing are also disclosed. | 02-17-2011 |
20110021309 | BEARING ARRANGEMENT FOR THE ROTATABLE MOUNTING OF A PLANET GEAR ON A PLANET CARRIER - A bearing arrangement for rotatable mounting of a planet gear on a planet carrier, which has two tapered roller bearings arranged with an axial spacing to one another. In order to increase the load capacity of the bearing arrangement, at least one radial bearing is arranged in the space remaining between the tapered roller bearings. The radial bearing can be embodied as a cylindrical roller bearing, a needle bearing, a ball bearing or as a plain bearing. In order to distribute the load capacity of the bearing arrangement uniformly, the radial bearing, which is arranged between the tapered roller bearings, is adjustable with regard to the bearing play or a bearing preload. | 01-27-2011 |
20110005073 | METHOD OF MANUFACTURING A LIFT TRANSMITTING COMPONENT - A method of manufacturing a lift transmitting component ( | 01-13-2011 |
20110000447 | CONTROL VALVE - A control valve, particularly for a device for altering the actuation periods of an internal combustion engine, which has a valve housing that is configured with a substantially hollow cylindrical structure, a control piston disposed inside the valve housing and is axially displaceable therein, and a closing element. The control piston has at least one section with a hollow structure that ends in an opening of the control piston and the closing element is disposed in the opening. | 01-06-2011 |
20100305879 | DRIVE DEVICE COMPRISING A DRIVE SHAFT AND A DEVICE FOR DETECTING TORQUE - A drive device, which has a drive shaft mounted in such a way as to rotate about an axis, two driving cranks which are connected to the drive shaft in an angularly rigid manner in relation to the axis in the peripheral direction, and an output element which is connected to the drive shaft and transmits torque between the drive shaft and a load element. To enable the measurement of the torque transmitted by the shaft as easily and economically as possible, the drive device has at least one magnetostrictive sensor which is connected to the drive shaft in a fixed manner and axially arranged between a driving crank and the output element. | 12-02-2010 |
20100303397 | RADIAL NEEDLE BEARING UNIT - A radial needle bearing unit for supporting a shaft, which has an outer sleeve with at least one radially inwardly directed rim and a cage guiding hearing needles. For sealing purposes, a sealing element is disposed in an annular space delimited by the rim and the cage. The sealing element is an outwardly expanding sealing ring made of a polymer material resting radially outwardly against the inner lateral surface of the outer sleeve and radially inwardly against the lateral surface of the shaft so that a radial/radial seal is formed. The outer sleeve has, at least in one peripheral location, a holding lug which is formed by stamping or cutting and protrudes the lateral surface of the outer sleeve in a spring-loaded manner. | 12-02-2010 |
20100292037 | GUIDE OR TENSIONING RAIL IN A TRACTION DRIVE - A guide or tensioning rail ( | 11-18-2010 |
20100283208 | SEALING ELEMENT FOR A BEARING, IN PARTICULAR A ROLLING CONTACT BEARING - The invention relates to a sealing element for a bearing, in particular a rolling contact bearing, and to a bearing, in particular a rolling contact bearing, wherein the sealing element comprises a sealing means ( | 11-11-2010 |
20100267503 | HYDRAULIC TENSIONING ELEMENT FOR A TRACTION MECHANISM DRIVE - A hydraulic tensioning element for a traction mechanism drive, which has a cylinder, an axially movable piston guided in the cylinder, a spring element disposed between the cylinder and the piston, a pressure chamber configured in the cylinder, a storage chamber configured in the piston for a hydraulic fluid, and a valve enabling an exchange of the hydraulic fluid between the pressure chamber and the storage chamber as a function of an actuating movement of the piston. The piston and the cylinder are configured such that the damping generated by the piston movement is substantially independent of the temperature. | 10-21-2010 |
20100258391 | STEP-BY-STEP MECHANISM, IN PARTICULAR FOR A SEAT ADJUSTMENT - The seat adjustment mechanism has a housing with an outer ring and an inner ring. The rings are arranged concentrically. Clamping bodies interact with double clamping ramps on the rings and are arranged in an annular space between the rings. Spring supports pivot in relation to each other, interact with a stop on the housing, are arranged concentrically with the rings, and engage in each case both in the annular space and in an inner space arranged radially within the inner ring. The spring supports are braced in relation to each other by a spring, which is arranged in the inner space to secure the clamping bodies in the center of the double clamping ramps. Stop surfaces of the spring supports are acted upon by a force in the direction in which they are minimally spaced apart. | 10-14-2010 |
20100224154 | VALVE-TRAIN ASSEMBLY OF AN INTERNAL COMBUSTION ENGINE - A valve-train assembly of an internal combustion engine is provided with a camshaft ( | 09-09-2010 |
20100220951 | ROLLER BEARING - The invention relates to a roller bearing, with an inner running ring, an outer running ring, several roller bodies arranged between the running rings and guided in a bearing cage, whereby the bearing cage has axially aligned cage pins evenly distributed around the circumference, each fixed at one end to a cage ring on each of which a roller body is arranged to rotate on a central bearing drilling. According to the invention, the operating properties of the roller bearing may be improved, whereby the roller cage is provided at each cage pin with at least one passive positioning element, by means of which the offset of the corresponding roller body may be altered by means of a temperature-dependent change of shape of the positioning element. | 09-02-2010 |
20100220949 | BEARING ARRANGEMENT - The invention relates to a bearing arrangement ( | 09-02-2010 |
20100215307 | MULTIPLE-ROW LARGE ROLLER BEARING, ESPECIALLY AXIAL RADIAL BEARING FOR THE MAIN ARRANGEMENT OF BEARINGS OF THE ROTOR SHAFT OF A WIND POWER INSTALLATION - An axial radial bearing for a rotor shaft of a wind power installation, which has a vertical circular outer disk, inner ring arranged coaxially to the outer disk, and two circular shaft washers axially arranged on both sides of the outer disk. At least one row of rolling bodies, held at equal distances by a bearing cage, extends between the shaft washers and outer disk, forming the rolling bearings for receiving axial forces, while at least one other row of rolling bodies, optionally held at equal distances by another bearing cage, is arranged between the outer disk and inner ring, forming a third rolling bearing for receiving radial forces. The two rolling bearings for receiving radial forces are formed by two tapered roller bearings oriented towards the longitudinal axis of the bearing by the small front sides, or by a double-row angular ball bearing or by two axial ball bearings. | 08-26-2010 |
20100215306 | ROLLING BEARING AND BEARING ARRANGEMENT COMPRISING A ROLLING BEARING - A rolling bearing, which has a loose or separately mounted shoulder ring, aiding assembly capacity in defined structural forms of rolling bearings or which adjusts axial play of rolling bodies in a targeted manner by adapting the separate shoulder rings. A rolling bearing, which has a first and a second bearing ring and a plurality of rolling bodies. The bearing rings are arranged in relation to each other by the rolling bodies such that they can rotate about a common axis. A shoulder body forms an edge for the axial arrangement of the rolling body and lies on a front ring supporting surface of one of the bearing rings by a front shoulder supporting surface. The shoulder supporting surface and the ring supporting surface are designed such that the axial position of the edge is modified in the event of a mutual rotation of the shoulder body and the bearing ring. | 08-26-2010 |
20100215303 | DOUBLE ROW, ANGULAR CONTACT BALL BEARING WITH TWO PLASTIC COMB CAGES WITH RETAINING TABS - Double row angular contact ball bearing ( | 08-26-2010 |
20100215297 | COMB SIDE PLATE CAGE FOR GUIDING ROLLING BODIES IN A ROLLING BODY BEARING AND ROLLING BODY BEARING - A roller bearing cage for guiding rolling bodies in a rolling body bearing, which has multiple rolling bodies, two cage side elements, between which the rolling bodies are arranged, and which have multiple web appendages to guide the rolling bodies, and multiple connection elements that connect the two cage side elements. The azimuthal position of the connection elements defines a connection area. Exactly one connection element and at least one web appendage are arranged in a connection area. The connection element and web appendage are arranged in sections inside a radial interior of the respective cage side elements, the border of which is defined by the positions of the rotation axes of the rolling bodies. | 08-26-2010 |
20100209183 | MECHANICAL LOCKING ARRANGEMENT OF AN AXIAL DISK - The invention relates to a mechanical locking arrangement of an axial disk ( | 08-19-2010 |
20100206682 | FRICTION CLUTCH DISCONNECT FOR WATER PUMP - The invention uses a frictional clutch to disengage the vehicle water pump. Actuating methods for the clutch include electromagnetic, vacuum piston and an external solenoid. The clutch is engaged with a diaphragm spring. | 08-19-2010 |
20100203991 | CHAIN GUIDING ELEMENT FOR A TIMING CHAIN, TIMING CHAIN DRIVE, AND VEHICLE ENGINE - A chain guiding element ( | 08-12-2010 |
20100197432 | TENSIONING DEVICE FOR TRACTION MECHANISM DRIVES - The invention relates to a tensioning device ( | 08-05-2010 |
20100192881 | METHOD FOR ACTUATING AN ELECTROMAGNETIC SWITCHING VALVE - A method for actuating an electromagnetic switching valve ( | 08-05-2010 |
20100189388 | COMBINED RADIAL-AXIAL ROLLER BEARING - A combined radial-axial rolling bearing for rotatably mounting a rotary body in the region of a diameter step. The rolling bearing has a radial bearing unit which is assigned to a circumferential surface of the rotary body and which at least has a radial bearing ring, and an axial bearing unit which is assigned to an axial surface of the rotary body and which at least has an axial bearing ring. To mount the rotary body radially in the region of larger diameter, the radial bearing unit is assigned to a circumferential surface which has the larger diameter. The radially outer rim of the axial bearing ring is latched to a rim of the radial bearing ring which faces toward the radially outer rim, such that the two bearing rings form a structural unit which can be assembled in one work step, but otherwise remain functionally separate. | 07-29-2010 |
20100189386 | ANGULAR-CONTACT BALL BEARING IN A TANDEM ARRANGEMENT, AND BEARING ARRANGEMENT HAVING THE ANGULAR-CONTACT BALL BEARING - The invention is based on the object of developing an angular-contact ball bearing in a tandem arrangement and a corresponding bearing arrangement. The invention proposes an angular-contact ball bearing ( | 07-29-2010 |
20100189382 | LINEAR BALL BEARING - A linear ball bearing with a substantially sleeve-like cage for receiving axial ball loops distributed across the circumference of the cage. Each ball loop has a first ball channel open radially to the inside and outside for the row of the carrying ball, and a second ball channel, open radially towards the outside for the row of the non-carrying balls and has deflection channels connecting the ball channels of a ball loop to each other. At least the first ball channel is covered on the outside by a load-bearing carrier plate. Individual support surfaces on the carrier plates rest on predetermined support regions on the outer lateral surface of the cage. The carrier plates are positioned via interacting positioning projections in the predetermined positions on the cage. The carrier plates, resting which rest against the cage, are fixed to the cage via holding rings that are slid over the carrier plates. | 07-29-2010 |
20100189381 | LINEAR BALL BEARING AND SUPPORTING RACE ELEMENT FOR THE SAME, AND PRODUCTION METHOD AND SHAPING DEVICE FOR A BLANK OF THE SUPPORTING RACE ELEMENT - A linear ball bearing for longitudinally movable mounting of a shaft-like guide rail in a part surrounding the guide rail, which has a sleeve-like cage with recesses arranged one behind the other in the circumferential direction holding ball circuits which have at least one supporting section with supporting balls which are supported such that they can roll on the guide rail. The supporting balls are also supported such that they can roll on a raceway of a supporting race element inserted indirectly or directly into the cage. The supporting race element has at least one radial outer surface, arched outward at least in one direction, for contact against an inner surface of the part which surrounds the guide rail. The outer surface is formed by at least one web-like projection extending in the longitudinal direction of the supporting race element. | 07-29-2010 |
20100187778 | GEARED MOTOR FOR AN ACTIVE ROLL STABILIZER - A slowing motor for an active roll stabilizer, which can be connected by its drive to one stabilizer half, and which can be connected on the stator side to another stabilizer half of a divided stabilizer. A torsion element, whose rotational rigidity is lower than the rotational rigidity of the stabilizer, is effectively arranged between the drive and the one stabilizer half. | 07-29-2010 |
20100186700 | CAMSHAFT PHASE ADJUSTER FOR CONCENTRIC CAMSHAFTS - The camshaft phaser is affixed to one end of a concentric camshaft. The phaser is a vane-type camshaft phaser where the stator and the sprocket are fixed to the outer camshaft and the trigger wheel and rotor are fixed to the inner camshaft. The torsion spring is mounted on an outer wall of the stator, between the stator and the trigger wheel. The phaser is a compact unit with a high degree of reliability. | 07-29-2010 |
20100184546 | DAMPING DEVICE OF A MECHANICAL TENSIONING SYSTEM FOR A TRACTION MECHANISM DRIVE - A damping device of a mechanical tensioning system for a traction mechanism drive for damping pivoting movements of a tensioning arm. The tensioning arm is supported at one end by a tensioning roller on a traction mechanism and is rotatably mounted at the other end on a positionally fixed housing part, which has an annular friction element. The periphery of the friction element is a friction lining which interacts with a friction surface of the housing part surrounding the friction element. A torsional spring connects the housing part and tensioning arm. The tensioning arm is acted on with a torsional moment, generating a continuous preload of the traction mechanism which is supported on the friction element and exerts a radially outwardly acting force on the friction lining. Also, surface contact means, which act on the friction lining, transmit radial force between the torsional spring and friction lining. | 07-22-2010 |
20100181518 | VALVE SPRING FOR A PLATE VALVE - A plate valve designed as a hydraulic one-way valve, which has a valve plate, a one-piece valve spring and a holding element. The plate valve is integrated into a piston and is assigned to a feed opening. The rotationally symmetrical plate valve is inserted into a receptacle in the piston. The valve spring, which is positioned between the valve plate and the holding element, is designed as a perforated disk, on the inside of which at least two separate spring tongues of wound design arranged offset with respect to one another are provided, the spring tongues being supported in non-positive engagement against a valve plate. | 07-22-2010 |
20100181157 | FREEWHEEL COUPLING - A form-fitting freewheel coupling comprises a first clamping track ( | 07-22-2010 |
20100177996 | LINEAR GUIDE - The invention relates to a linear guide, having a guide carriage which is mounted in a longitudinally moveable manner on a guide rail and to which an additional component, for example a measuring head, can be fastened by means of a fastening device, wherein the fastening device has a pin which is fastened to the guide carriage at the end side, which pin has a fastening section which projects from the guiding carriage at the end side, to which fastening section the additional component can be fastened. | 07-15-2010 |
20100177994 | HYDROSTATIC PROFILE RAIL GUIDE - The invention relates to a hydrostatic profile of a rail guide with a guide carriage. Viewed in cross-section through the rail guide, there is an imaginary first straight line parallel to the mid-surface, an imaginary second straight line parallel to an upper bearing surfaces and a third imaginary straight line parallel to a lower bearing surface. An angle alpha is formed between the first and the second straight lines, and an angle gamma is formed between the first and the third straight lines, the angle alpha having values of 10° to 45° inclusive and the angle gamma having values of 20° to 55° inclusive. | 07-15-2010 |
20100175643 | ANTI-ROTATION LOCKING MECHANISM FOR CONTROLLING MECHANICAL PLAY - The antirotational, mechanical lash control mechanism for two reciprocating bodies having opposing cylindrical surfaces uses a radial U-shaped groove in the outer surface of the outer housing; a radial cut in the leg of said U-shaped groove, that extends from the groove into said bore; a U-shaped clip adapted to fit the U-shaped groove, the U-shaped clip having a ledge on a leg of U-shaped clip, where the ledge extends through said cut and into said bore; and a first stop on the outer surface of the inner housing, such that the first stop abuts said ledge to control mechanical lash between the outer housing and the inner housing. To prevent rotation, the ledge has a flat surface that mates to a flat surface on the inner housing. | 07-15-2010 |
20100172606 | METHOD FOR THE PRODUCTION OF A ROLLER BEARING WITHOUT MACHINING - The invention relates to a method for the production of a roller bearing ( | 07-08-2010 |
20100172605 | ROLLING BEARING DEVICE COMPRISING AN INTEGRATED SENSOR SYSTEM - A rolling bearing device, which has a first bearing ring, a second bearing ring, rolling bodies in a pathway region that is defined between the two bearing rings, a cage device for separating the rolling bodies, and a sensor system for generating a sensor signal relating to the relative rotation of the inner ring in relation to the outer ring. The sensor system is embodied in such a way that the sensor signal is collected on the basis of an interaction effect between a signal tapping element and a structure rotating with the cage device. Thus, it is advantageously possible to create rolling bearing devices which have an integrated sensor system and outer dimensions which correspond essentially to the standard outer dimensions for such rolling bearing devices. Moreover, standard rolling bearings can be modified to form inventive rolling bearings by replacement of the bearing sealing ring. | 07-08-2010 |
20100170462 | OFFSET ROCKER ARM ASSEMBLY FOR THRUST LOAD APPLICATIONS - The bearing for a rocker arm assembly has rolling elements positioned between an outer sleeve and an inner sleeve for supporting the radial load between the support pin and the rocker arm and an inner and outer bearing wall that abut one another and supports the axial load in the assembly. | 07-08-2010 |
20100167856 | DEVICE FOR DRIVING A GENERATOR BY A BELT DRIVE OF AN INTERNAL COMBUSTION ENGINE - A device for connecting a generator to a belt drive of an internal combustion engine is provided, which includes a belt pulley ( | 07-01-2010 |
20100167855 | CHAIN OR SYNCHRONOUS BELT DRIVE AND TENSIONING OR GUIDING ELEMENT FOR INTEGRATING INTO A CHAIN OR SYNCHRONOUS BELT DRIVE - A chain or synchronous belt drive having at least one chain or synchronous belt wheel ( | 07-01-2010 |
20100166355 | METAL CAGE FOR ROLLER BEARING - Metal cage for roller bearings, comprising two cage side parts, between which the rollers are held, wherein a plurality of holding elements which permanently connect the cage side parts to one another are arranged essentially parallel to the rotational axis of the rollers which are held between two holding elements, are not rotatably mounted on the cage side parts and are spaced apart from the holding elements. | 07-01-2010 |
20100163128 | HYDRAULIC DIRECTIONAL VALVE - A hydraulic directional valve having an electromagnetic actuating unit and a valve section, an essentially cylindrical, blind hole-like receptacle being formed on one component of the actuating unit, a flange section of a valve housing of the valve section engaging in the receptacle, the flange section being provided with an angular groove which extends in a circumferential direction, and an essentially hollow cylindrical wall of the receptacle in the region of the annular groove engaging in said annular groove in such a way that it bears on the groove base of the annular groove, along the entire circumference of said annular groove. The torsional rigidity between the flange section and the wall is increased. In this context, particular emphasis is placed on processing reliability and economic viability of the connecting process. | 07-01-2010 |
20100163122 | FLOW CONTROL VALVE - A flow control valve ( | 07-01-2010 |
20100160102 | CHROMIUM(VI)-FREE COMPOSITION FOR PROTECTION OF A GALVANIZED METAL SURFACE AGAINST CORROSION, PROCESS FOR PRODUCING IT AND PULLEY - An arrangement for protecting a substrate against corrosion, including a substrate, in particular a metallic substrate, and an electrically conductive corrosion protection layer applied to the substrate to protect the substrate against corrosion, which layer has a zinc-containing layer which has been applied to the substrate and has a passivation layer which has been applied to the zinc-containing layer for passivating the zinc-containing layer and contains many particles of hard material which have such a nature that the particles of hard material increase the coefficient of friction on a free surface of the passivation layer compared to a conversion layer without particles of hard material but leave the electrical conductivity of the passivation layer essentially unchanged. The invention further relates to a process for producing such an arrangement and a pulley. | 06-24-2010 |
20100158423 | BEARING UNIT, PREFERABLY, WHEEL BEARING UNIT FOR A MOTOR VEHICLE, AND METHOD FOR PRODUCING A BEARING UNIT - The invention relates to a bearing unit comprising a hub provided with a wheel-sided securing flange, whereon an angular contact anti-friction bearing is arranged. In order to produce the bearing unit and to operate it in an economical manner, and also to prevent, for example, deformation and tensions characteristic of known roller riveting units, the securing flange is connected in a material fit to the flange ring in relation to the end of the hub, which clamps at least the inner ring to the hub. The invention also relates to a method for producing a bearing unit, preferably, a wheel bearing unit for a motor vehicle, comprising a hub which is provided with a wheel-sided securing flange whereon an angular contact anti-friction bearing comprising at least one inner ring and an outer ring, is arranged, by means of a device which exerts a clamping force on the bearing unit. | 06-24-2010 |
20100156061 | CONNECTION OF A SUSPENSION STRUT TO A WHEEL CARRIER OF A MOTOR VEHICLE - The invention relates to a connection of a suspension strut to a wheel carrier of a motor vehicle, wherein the wheel carrier is provided with a fixture for the releasable connection of a lower end of the suspension strut, and wherein the lower end of the suspension strut is mounted coaxially in the fixture. In order to improve this suspension strut connection, it is provided that the wheel carrier is a sheet-metal formed part on which the fixture of the suspension strut is integrally formed as a single piece, wherein retaining means which can be connected releasably to retaining means of the suspension strut are integrally formed on the fixture. | 06-24-2010 |
20100154732 | CAMSHAFT ADJUSTER FOR AN INTERNAL COMBUSTION ENGINE - The invention relates to a camshaft adjuster for an internal combustion engine. In camshaft adjusters, spring elements which influence the moment conditions for the positional definition and influencing of the camshaft adjuster are usually arranged so as to lie on the inside of the housing. | 06-24-2010 |
20100151979 | SWITCHABLE DRIVE PULLEY WITH ELECTRICALLY ACTUATED FRICTION DISC TORQUE TRANSFER MECHANISM - A switchable drive pulley system that allows driving engagement or disengagement of a pulley from the shaft of an accessory drive is provided. The pulley is mounted to the shaft by a bearing having an inner ring that rotates with the shaft and an outer ring that rotates with the pulley. A friction disk is arranged adjacent to the bearing inner ring and outer ring. When axial pressure is applied to the friction disk, relative motion between the inner and outer bearing rings is stopped, allowing the transfer of torque from the pulley to the shaft in order to drive the accessory drive, with the pulley and shaft rotating at the same speed. When pressure is removed from the friction disk, the pulley and the outer bearing ring can spin independently of the inner ring and shaft. The shaft can therefore remain stationery while the pulley continues to turn driven by the accessory belt drive. | 06-17-2010 |
20100150493 | ROUND TABLE BEARING - A round table bearing, which has a radial, axial roller bearing for mounting a first bearing ring part relative to a second bearing ring part, and a squeeze-film damper which is connected parallel to the radial, axial bearing. The squeeze-film damper has a basic damper component which is coaxial to the bearing ring parts and which is fastened, together with a rolling element of the bearing ring part which contacts the radial, axial roller bearing, to a rotary table base part. | 06-17-2010 |
20100150492 | ANTI-FRICTION BEARING HAVING A BRAKE DEVICE - The invention relates to an anti-friction bearing ( | 06-17-2010 |
20100142876 | PROCESS FOR PRODUCING A GRAPHITE CAGE FOR AN ANTI-FRICTION BEARING, WHICH CAGE HOLDS A PLURALITY OF ANTI-FRICTION ELEMENTS - A process for producing a graphite cage for an anti-friction bearing, which cage holds a plurality of anti-friction elements, characterized in that a cage injection moulding is injected in an injection moulding process from a mass comprising carbon mesophase powder, and this cage injection moulding is subsequently heat-treated in order to transform the carbon from the mesophase into pure graphite. | 06-10-2010 |
20100133962 | SHAFT-HUB CONNECTION BETWEEN A BELT PULLEY AND A GENERATOR SHAFT AS WELL AS BELT-DRIVEN STARTER GENERATOR WITH SUCH A SHAFT-HUB CONNECTION - A shaft-hub connection ( | 06-03-2010 |
20100126818 | BI-DIRECTIONAL COUPLING WITH AXIAL DISENGAGEMENT - Example aspects of the present invention comprise two concentric rings, the rings movable relative to each other and defining a clearance between them for receiving at least one ball. The first ring is a coupling member, the second ring is a tubular slipper with a friction surface on the far side of the clearance, and the ball contacts the coupling member to the tubular slipper. At least one ring has a first recess with side walls for receiving the least one ball, and the friction surface is configured to displace in a radial direction when the at least one ball is axially aligned with the first recess and forced to run up the side walls by rotating the rings relative to one another. In an example embodiment of the invention, the first recess is a calotte. | 05-27-2010 |
20100126817 | BI-DIRECTIONAL CLUTCH WITHOUT ROLLER ELEMENTS - Example aspects of the present invention broadly comprise at least two concentric rings with complementary ramped surfaces, at least one of the rings being rotatable relative to another one of the rings so that contact is made at the ramped surfaces. The complementary ramped surfaces form respective circumferences of the rings. At least one of the ramped surfaces may have a sinusoidal profile, or a profile forming at least one of a straight line, concave, or convex. In some example embodiments of the invention, a first one of the rings is a coupling member and a second one of the rings is a tubular slipper with a friction surface radially opposite of the ramped surface. The tubular slipper is arranged to radially expand or contract upon contacting the coupling member. | 05-27-2010 |
20100126457 | METHOD FOR THE PRODUCTION OF A DROP-FORGED BALANCING SHAFT - The invention relates to a method for the production of a drop-forged balancing shaft for a mass balancing gear of an internal combustion engine. The balancing shaft has an unbalanced plane formed by the rotational axis thereof and an eccentric mass center of gravity, and at least one bearing journal, the outer lateral surface of which serves as a track for a rolling bearing supporting the balancing shaft in the internal combustion engine. To this end, the balancing shaft is to be forged in a forging die having a parting plane extending in the direction of the rotational axis and rotated in relation to the unbalanced plane. | 05-27-2010 |
20100126450 | CAMSHAFT ADJUSTER FOR AN INTERNAL COMBUSTION ENGINE WITH IMPROVED DESIGN OF THE PRESSURE CHAMBERS - A camshaft adjuster which has an improved configuration of the pressure chambers and of the adjoining pressure chamber surfaces is provided, that is attached at the end side to a camshaft ( | 05-27-2010 |
20100120564 | HYDRAULIC BELT TENSIONER COMPRISING A SPECIAL PISTON - A hydraulic belt tensioner for a unit drive or control drive of a motor vehicle. The belt tensioner has a cylinder housing in which a damper piston with a piston rod is arranged to be axially retracted against the force of a compression spring. A damping valve is integrated into the damper piston which, when interacting with a pressure compartment in the cylinder housing, are a component of a hydraulic damping system that is effective in the direction of retraction of the piston rod. The damping piston is produced from a shaped metal sheet piece that is guided inside the cylinder housing with very little play. The interior of the damping piston forms a receptacle for the damping valve configured as a throttle-check valve. | 05-13-2010 |
20100119185 | WHEEL BEARING ASSEMBLY - The wheel bearing assembly connects a journal section of the hub and a joint body. The wheel bearing assembly has an adapter section is connected to a joint cap, a journal section is connected to a wheel hub. A separate inner ring is located on the journal section. The adapter section and the journal section intermesh by means of end gearing. The assembly also has a tensioning element that mutually braces the adapter section and the journal section under an overall pre-tension, the end gearing being braced by a first pre-tension along a first force path A between the adapter section and the journal section and the inner ring being braced by a second pre-tension along a second force path B between the adapter section and the journal section. At least some sections of the first and second force paths A and B are parallel. | 05-13-2010 |
20100116233 | ROTARY PISTON ADJUSTER HAVING A TORSION SPRING - A rotary piston adjuster for an internal combustion engine that includes an outer rotor which can be drive-connected to a crankshaft, an inner rotor which can be connected to a camshaft, and a torsion spring which is connected to the outer and inner rotors. The rotors can be adjusted rotationally about a common rotational axis, and a rotary angle position of the inner rotor with respect to the outer rotor can be adjusted by means of a hydraulic actuating mechanism. The torsion spring is connected by way of a hook-shaped first end section to a first connecting element which is connected in a rotationally fixed manner to the inner rotor. A pair of first supporting elements are connected to the inner rotor for supporting the torsion spring, which first supporting elements are arranged at an angular spacing in a range from 90° to 270° from the first connecting element. | 05-13-2010 |
20100113199 | TOOTHED BELT TENSIONER WITH INCREASED DAMPING FORCE - A mechanical tensioning system ( | 05-06-2010 |
20100113198 | TENSIONING DEVICE PERTAINING TO A TRACTION MECHANISM DRIVE - A tensioning device for a traction mechanism drive. The tensioning device includes a tensioning piston which is mounted in an axially movable manner and provided with an attachment shaft facing the traction mechanism. The tensioning device also includes a tensioning shoe formed of a polymer plastic and mounted on the attachment shaft via a support hole, and a disk-shaped metallic support element which is fixed to the attachment shaft via its support hole. The force transmission between the tensioning shoe ( | 05-06-2010 |
20100111460 | MULTI-PART AXIAL CAGE FOR A LARGE-DIAMETER ROLLER BEARING - A multi-part axial cage for a large diameter roller bearing, which has a metal strip which is connected to plastic cage windows. The metal strip is configured as a washer-ring-type flat cage and each cage window has a sealing element on the edge lying opposite the guiding edge. The element covering an axial gap is formed between the races of the roller bearing. The sealing elements of the individual cage windows overlap around the circumference. | 05-06-2010 |
20100111457 | ROLLING BEARING COMPRISING A DEVICE FOR WITHDRAWING A LIQUID - A rolling bearing which has a sealing arrangement and a sensor component, particularly an encoder, which is fitted with a mounting flange. The rolling bearing further has an inner ring and an outer ring between which rolling members are arranged. The sealing arrangement is equipped with at least one sealing element between the inner ring and the outer ring. In order to provide a rolling bearing which can easily be retrofitted with a retrofit sensor, particularly a retrofit encoder, and is well protected against environmental influence, the sensor component that is fitted with the mounting flange is designed as a retrofit part, while at least one water discharge port is disposed in the region of the mounting flange. | 05-06-2010 |
20100111456 | SUPPORTING TRACK ELEMENT FOR LINEAR BALL BEARING AND METHOD FOR PRODUCING THE SUPPORTING TRACK ELEMENT, AND LINEAR BALL BEARINGS - A supporting track element for use in a linear ball bearing, with at least one outer surface which is outwardly curved in one direction, at least in some regions, and at least one track which is opposite the outer surface and is intended for at least partially receiving load-bearing balls of a linear ball bearing. In addition, the supporting track element in cross-section has at least one material interruption which forms two adjacent cross-sectional regions. The adjacent cross-sectional regions touch at least in the region of the outer surface. As a result, the supporting track element is produced cost-effectively without significant limitations to the functionality thereof occurring. A method for producing a supporting track element is also proposed. Furthermore, a linear ball bearing is equipped with supporting track elements. | 05-06-2010 |
20100111454 | LUBRICATING DEVICE FOR A LINEAR ROLLING BEARING - A lubricating device for a linear rolling bearing which has a guide rail and a carriage that is longitudinally moveable on the guide rail and supported on the guide rail by rolling bodies. The rolling bodies are guided in longitudinal grooves along the guide rail, and the lubricating device is fastened to the carriage and lubricate the longitudinal grooves and/or the rolling bodies. The lubricating device also has lubricant supply ducts, which supply a lubricant to the longitudinal grooves and clear outlet openings in the region of the longitudinal grooves for transferring the lubricant to the longitudinal grooves. The lubricant supply ducts are covered by at least one absorbent repository element along the courses thereof in coverage areas. The repository element is designed and/or arranged to absorb lubricant in the coverage areas and to conduct it to the longitudinal grooves in parallel with the lubricant supply channels. | 05-06-2010 |
20100108006 | CAMSHAFT FOR A VARIABLE LIFT VALVE TRAIN OF AN INTERNAL COMBUSTION ENGINE - A camshaft ( | 05-06-2010 |
20100105508 | TENSIONING DEVICE OF A BELT AND CHAIN DRIVE - A tensioning device for a belt or chain drive with a tensioning lever ( | 04-29-2010 |
20100104234 | ROLLING BEARING HAVING A BRAKING DEVICE - A rolling bearing which has a braking device, particularly a rotational connection, with an outer bearing race and an inner bearing race between which rolling bodies are in rolling motion on associated tracks. In order to produce a braking effect using frictional engagement, a displaceable braking element connected to one of the bearing races is pressed against a counter surface connected to the associated other bearing race and the frictional engagement may be removed with the aid of an electromagnet. The braking element is disposed as an integral bearing component inside one of the bearing races and is pressed against the counter surface by spring force, and the electromagnet encompasses one of the bearing races as the soft iron core and a coil surrounding the soft iron core. | 04-29-2010 |
20100101911 | OVERRUNNING CLUTCH HAVING A DAMPING DEVICE - A positively locking overrunning clutch, which has a damping device, comprises a drive input element and a drive output element and also at least one blocking element which blocks a rotation of the drive output element relative to the drive input element in a first rotational direction and enables the rotation in the opposite rotational direction. The blocking element has two clamping rings which are pivotable relative to one another and damped with respect to one another. | 04-29-2010 |
20100101517 | VALVE DRIVE OF AN INTERNAL COMBUSTION ENGINE - A valve drive of an internal combustion engine, which has a reciprocating poppet valve and a spring element which impinges the closed reciprocating poppet valve with force against the action of a valve seat. The force characteristics are substantially independent of the lift characteristics of the reciprocating poppet valve. The spring element is part of a snap-in locking device, which is stationarily mounted in the engine and surrounds the valve stem of the reciprocating poppet valve. The snap-in locking device has snap-in elements arranged in the power flux between the spring element and reciprocating poppet valve. The snap-in elements are supported in the direction of closure of the reciprocating poppet valve on a snap-in surface of the valve stem when the reciprocating poppet valve is closed and on a snap-in surface of the snap-in locking device when the reciprocating poppet valve is open. | 04-29-2010 |
20100101516 | DEVICE FOR THE COMBINED LOCKING AND ROTATION ANGLE LIMITATION OF A CAMSHAFT ADJUSTER - A locking and rotation angle device for locking and setting maximum rotational adjustability of a drive part fixed to the crankshaft and a driven part fixed to the camshaft of a camshaft adjuster. The driven part is pivotably adjusted to the drive part, which has a locking bar received in the drive or driven part, a locking bar member formed in the respectively other part, and a rotation angle limiting member formed in the correspondingly other part. Limiting wall sections serve as stops for the locking bar for adjusting a maximum rotational adjustability. The locking bar member, rotation angle limiting member, and locking bar are disposed such that the locking bar is displaced via the displacement mechanism into a locking position, engaging into the locking bar member, and into an unlocking position, in which it is released by the locking bar member and engages in the rotation angle limiting member. | 04-29-2010 |
20100099528 | HYDRAULIC TENSIONING ELEMENT FOR A TRACTION MECHANISM DRIVE - A hydraulic tensioning element for a traction mechanism drive having a cylinder, having an axially movable piston which is guided in the cylinder, a spring element which is arranged between the cylinder and the piston, a pressure space which is formed in the cylinder, and a reservoir, which is formed in the piston, for hydraulic fluid. A valve permits an exchange of the hydraulic fluid between the pressure space and the reservoir as a function of an actuating movement of the piston. The cylinder ( | 04-22-2010 |
20100095919 | ELECTROMAGNET MOUNTING AND CONTROL SYSTEM FOR A VARIABLE CAMSHAFT PHASER CONTAINING MAGNETO-RHEOLOGICAL FLUID - A magneto-rheological fluid controlled camshaft phaser is provided having a stator with inwardly directed projections which define working spaces therebetween. The stator is adapted to be connected to the crankshaft via a timing gear and chain. A rotor is located radially inside the stator and is connected to the camshaft. Rotor lugs extend radially outwardly from the rotor into the working spaces, dividing them into first and second chambers on each side of the rotor lugs. A magneto-rheological fluid is located in the chambers, and the chambers on each side of each rotor lug are connected via a clearance space between the radially outer surface of the lugs and the inner surface of the stator located between the projections. The rotor is connected to the camshaft. An electromagnetic assembly is mounted adjacent to the stator and includes at least one electromagnet along with at least one ferrous focusing piece. In one embodiment, a plurality of the electromagnets are axially spaced apart from the working chambers holding the magneto-rheological fluid. In another embodiment the electromagnetic is formed by a coil which is radially spaced apart from the working chambers holding the magneto-rheological fluid. In each case, the magnetic field is passed from the electromagnet(s) and the ferrous focusing piece(s) into the phaser via a small air gap spacing between the electromagnet assembly and the moving camshaft phaser. | 04-22-2010 |
20100093453 | DUAL INDEPENDENT PHASING SYSTEM TO INDEPENDENTLY PHASE THE INTAKE AND EXHAUST CAM LOBES OF A CONCENTRIC CAMSHAFT ARRANGEMENT - A dual independent phasing system (DIPS) phaser assembly for coaxial camshafts having two axially stacked, thin phasing subassemblies which are each conventional vane-cell type phaser assemblies is provided. These phasers are preassembled together as a unit to make one DIPS phaser assembly. The rotor of the rear phaser is attached to the outer camshaft of the coaxial cam, and the rotor of the front phaser is attached to the inner camshaft. The radial force from the timing chain or belt is transmitted to the outer camshaft via a chain ring or pulley connected to the stator of the rear phaser. In order to provide for ease of mounting, the DIPS phaser assembly (including the front and rear phasers) is attached to the outer camshaft via mounting bolts which are passed through openings in the rotor of the front phaser in order to attach the rear phaser rotor to the outer camshaft. A central mounting bolt is used to connect the front phaser rotor to the inner camshaft. A radially stacked DIPS phaser assembly is also provided which offers further reduced axial space requirements. | 04-15-2010 |
20100092123 | ROLLING BEARING - A rolling bearing, particularly a slewing connection ( | 04-15-2010 |
20100089353 | CAMSHAFT PHASER FOR A CONCENTRIC CAMSHAFT - A camshaft adjuster for a concentric camshaft of an internal combustion engine is provided. The adjuster includes a stator that is connected to the timing gear, and a rotor located within the stator and connected to the outer camshaft. The rotor includes a plurality of vanes that extend into spaces created between inwardly directed projections of the stator that slidingly engage the outer surface of the rotor to define first and second sets of chambers on each side of the vanes. Front and rear sidewalls are connected to the stator and form the front and rear walls of the chambers. An outer cover is connected to the stator via axially extending fasteners and is adapted to be connected to the inner camshaft. Radial loads acting on the timing gear are transmitted from the stator to the rotor and into the outer camshaft. | 04-15-2010 |
20100089352 | CAMSHAFT PHASER AND DRIVE ADAPTER FOR A CONCENTRIC CAMSHAFT - A camshaft adjuster for a concentric camshaft assembly of an internal combustion engine is provided. The adjuster includes a stator that is connected to the timing gear, and a rotor located within the stator having a plurality of vanes that extend into spaces created between inwardly directed projections of the stator to define chambers on each side of the vanes. Front and rear sidewalls are connected to the stator and form the front and rear walls of the chambers. An outer cover connects to the stator to the inner camshaft via a drive adapter, and the rotor is connected to the outer camshaft. Radial loads acting on the timing gear are transmitted from the stator to the rotor and into the outer camshaft. The drive adapter includes an open cylindrical body having first and second ends. The first end includes a slot or recesses in which a timing feature of the cover engages. The second end has a keyed portion configured to matingly engage a corresponding portion of the inner camshaft. | 04-15-2010 |
20100089350 | CAMSHAFT PHASER FOR THE INNER CAMSHAFT OF A CONCENTRIC CAMSHAFT ASSEMBLY - A camshaft phaser assembly for a concentric camshaft that adjusts the relative rotational position of the inner camshaft relative to the outer camshaft and the crankshaft of an internal combustion engine is provided. The phaser has an inner rotor with radially outwardly extending vanes which is attached to the inner camshaft. The rotor is surrounded by a stator having radially inwardly directed projections which contact the outer surface of the rotor and form working spaces into which the vanes extend. The vanes divide the working spaces into first and second sets of pressure chambers which can be pressurized with a hydraulic medium in order to rotate the rotor in an advancing or retarding direction. Front and rear covers are attached to the stator and define the front and rear sides of the pressure chambers. The timing gear or timing belt pulley is connected to the stator. The rear cover includes a splined opening. The front end of the outer camshaft includes a splined connection complementary to the splined opening in order to provide a positive fit connection between the outer camshaft and the rear cover for direct transfer of the timing chain or belt loads into the outer camshaft. | 04-15-2010 |
20100086249 | ROLLING BEARING - A rolling bearing embodied as a radial-axial rolling bearing which has a bearing sleeve in which rolling bodies designed for absorbing axial forces are arranged in pockets of an axial cage. The axial cage has, on its inner side, a centering bevel which is produced by deformation of the axial cage. | 04-08-2010 |
20100084019 | CENTRAL SPOOL VALVE - A spool valve for a camshaft phasing system for an internal combustion engine. The spool valve includes a housing, a check valve, a retention clip, a spring and a hollow spool. The spring and hollow spool are disposed in a bore of the housing. The spring is disposed at least partly in a bore or retention pocket within the hollow spool, and biases between that element and an opposite inner surface of the housing facing the spool bore or retention pocket. The spool valve enables compact operation of a cam phasing system by selectively aligning oil pathways into and out of a camshaft phaser. | 04-08-2010 |
20100083924 | DEVICE FOR CAMSHAFT ADJUSTMENT IN AN INTERNAL COMBUSTION ENGINE - A device for camshaft adjustment in an internal combustion engine which has an inner rotor rotationally fixed to a camshaft. The inner rotor is rotationally adjustable relative to an outer rotor that is driveably connected to a crankshaft. At least one hydraulic chamber limited by side walls is introduced into the outer rotor and is divided into two partial chambers by an element extending radially outward from the inner rotor. To lock the relative movement between the inner and outer rotor, two locking pins penetrating the inner rotor axially engage in two recesses of one of the side walls designed as a locking cover. To adjust the play of the locking pins in the recesses, at least one of the recesses has a stop surface for the locking pin, the position of which changes as viewed circumferentially with the radial distance from the axis of the inner rotor. | 04-08-2010 |
20100081529 | TENSIONING AND DAMPING DEVICE FOR TRACTION-MECHANISM DRIVES - A tensioning device for a traction mechanism drive for a belt drive that is incorporated in an internal combustion engine, in order to drive components of the engine or installed accessories. The tensioning device has a construction that is advantageous under production and construction viewpoints, by a high degree of robustness, and also by an advantageous mechanical operating behavior. The tensioning device includes a base part, a swivel arm, a torsion spring with a first winding end section that is allocated to the swivel arm and a second winding section that is allocated to the base part for applying a pivoting moment acting between the base part and the swivel arm and forcing the swivel arm in a tensioning direction, and a damping device for generating a damping force that counteracts a pivoting of the swivel arm directed against the tensioning direction. This damping device includes a first friction surface element that is arranged in a region of the winding end section of the torsion spring allocated to the swivel arm, and forms a friction surface that is used for applying friction force and that sits on a counter friction surface. In the region of the second winding end of the torsion spring for the base part, there is a second friction surface element that forms a friction surface that sits on a counter friction surface, and the counter friction surface is formed by a friction surface structure that can pivot together with the swivel arm. | 04-01-2010 |
20100077975 | SWITCHABLE CUP TAPPET - A switchable bucket tappet for a valve drive of an internal combustion engine, which has a bucket basic body with a ring-like base. A hollow-cylindrical projection protrudes from an inner edge of the base, and in the bore of the projection an inner body extends. Two coupler pistons lie opposite one another and, to achieve a full valve stroke, engage in sections with a driver surface of the bucket basic body which run in a radial hole of the inner body. A zero valve stroke is achieved when the coupler piston is displaced completely into the radial hole of the inner body, which is baseless and free of contact with a cam. The projection has a window-like aperture, with the underside acting as the driver surface for an upper side of the coupler piston during coupling. The region of the base is an approximately symmetrical and continuously thin-walled formation. | 04-01-2010 |
20100075790 | HYDRAULIC TENSIONING ELEMENT FOR A TRACTION MECHANISM DRIVE - A hydraulic tensioning element for a traction mechanism drive, having a cylinder, an axially displaceable piston guided in the cylinder, a spring element disposed between the cylinder and piston, a pressure chamber formed in the cylinder, a supply chamber for a hydraulic fluid, the chamber being formed in the piston, and a valve enabling an exchange of the hydraulic fluid between the pressure chamber and the supply chamber as a function of an actuating motion of the piston. The cylinder has a seal disposed in the housing in a stationary manner, a guide ring is provided between the piston and cylinder, and an annular chamber defined by the guide ring, the inside of the cylinder and the outside of the piston, is connected to the supply chamber in the piston via at least one fluid duct. | 03-25-2010 |
20100067839 | ROLLER BEARING OF A WHEEL HUB WITH A VENTURI NOZZLE FOR A TIRE PRESSURE CONTROL SYSTEM - The invention relates to a roller bearing of a wheel hub of a motor vehicle comprising a tire pressure control system. Said roller bearing comprises an air guiding channel that extends radially through an external ring and an air guiding channel that extends radially through an internal ring that leads into an intermediate chamber that is arranged between the rows of the bearing bodies and is sealed in relation to said bearing bodies. In order to seal the intermediate chamber in a more simple and effective manner, said intermediate chamber comprises a flow channel that is embodied as a Venturi nozzle. | 03-18-2010 |
20100067836 | HYDROSTATIC MOUNTING - A hydrostatic mounting of longitudinally displaceably arranged machine parts, which have pressure pockets for hydraulic fluid for building up a hydrostatic pressure between two machine parts, gaps connected to the pressure pockets and delimited by gap faces of the two machine parts, a drainage for the reception of hydraulic fluid flowing out from the gaps, and a seal, arranged effectively between the machine parts and surrounding the gaps, sealing against the escape of hydraulic fluid. An environment-side portion of the seal is at the same time a portion of the drainage creating a double-acting portion. The double-acting portion of the seal is formed from a material permeable to the hydraulic fluid. | 03-18-2010 |
20100067835 | HYDROSTATIC MOUNTING - A hydrostatic mounting of longitudinally displaceably arranged machine parts, which have pressure pockets for hydraulic fluid for building up a hydrostatic pressure between two machine parts, gaps for the hydraulic fluid which are adjacent to the pressure pockets and are delimited by gap faces of the two machine parts, drainage for the reception of hydraulic fluid, and at least one seal, arranged between the machine parts and surrounding the drainage sealing against leakage of hydraulic fluid out of the hydrostatic mounting. At least one circumferential portion of the seal has an outer sealing lip and an inner sealing lip. The inner sealing lip is adjacent to the gaps, and a vacuum-loadable drainage portion of the drainage is arranged between the two sealing lips. | 03-18-2010 |
20100067834 | HYDROSTATIC PROFILE RAIL GUIDE - A hydrostatic profile rail guide, which has a guide carriage mounted hydrostatically on a guide rail designed with a U-shaped cross-section, pressure pockets for building up hydrostatic pressure between the guide carriage and rail, gaps connected to the pressure pockets for hydraulic fluid, a drainage for hydraulic fluid emerging from the gaps, and a seal surrounding the drainage and arranged between the guide carriage and rail which has side and head portions. At least one of the side portions of the seal is arranged between each leg of the guide carriage and rail, and at least one of the head portions of the seal is arranged transversely to the guide rail on both head sides of the guide carriage. The side portions of the seal are formed by side seals arranged on the guide rail and the head portions are formed by head seals arranged on the guide carriage. | 03-18-2010 |
20100064999 | CAM FOLLOWER - A cam follower for actuating a gas exchange valve of an internal combustion engine, which has a lifting body cold formed from sheet metal and that forms, on a valve-sided lifting section which has two lateral walls and a first base section connecting the walls, a cross-sectional profile which is open towards the gas exchange valve in a U-shaped manner, and on a joint-sided lifting section that has lateral walls and a second base section connecting the walls, a modifiable cross-sectional profile which is initially open towards the gas exchange valve in a U-shaped manner, the U-shape adopting a trough shape that has a protruding annular cavity. The trough shape adjacent to an annular cavity on the side of the valve-sided lifting section is M-shaped and has two free recesses open towards the gas exchange valve and extend between one of the lateral walls and the second base section. | 03-18-2010 |
20100064837 | BALL SCREW - A ball screw drive comprising a ball nut ( | 03-18-2010 |
20100061675 | RADIAL ANTI-FRICTION BEARING, PARTICULARLY CYLINDER ROLLER BEARING FOR THE SUPPORT OF SHAFTS IN WIND POWER GEARBOXES - A radial anti-friction bearing, which has an outer and inner bearing race with an inner and outer raceway and cylinder rollers that roll on the raceways between the bearing races and which are held at equal distances to each other in the peripheral direction by a bearing cage. To prevent slip, the cylinder rollers are replaced by hollow rollers, which have a larger outside diameter and lower modulus of elasticity. The dimensions of the bearing races, cylinder rollers and hollow rollers are configured such that both the cylinder and hollow rollers initially have a defined radial bearing clearance in the non-installed state of the radial anti-friction bearing, and the pretension necessary for the continuous drive of the bearing cage is adjusted on the hollow rollers only once the radial anti-friction bearing has been installed, while simultaneously reducing the radial bearing clearance at the cylinder rollers. | 03-11-2010 |
20100061672 | BEARING ASSEMBLY - A bearing assembly for a shaft or similar that is axially guided with precision in a housing. The shaft is stressed to differing degrees and/or for different periods of time in the two axial directions. The bearing assembly has a single-row angular contact ball bearing and a single-row cylindrical roller bearing. The angular contact ball bearing is designed to receive the greater main axial load that is exerted during operation, whilst the smaller axial force that acts in opposition is absorbed by the cylindrical roller bearing in addition to the radial forces. The quantity of equipment required to absorb the small axial force that in general is only exerted periodically can be kept to a minimum. In addition, a predefined axial play is pre-set in the unit and a defined lateral ring overhang is set between the inner and outer ring. | 03-11-2010 |
20100058592 | METHOD FOR HARDENING RUNNING SURFACES OF ROLLER BEARING COMPONENTS - The invention relates to a method for hardening running surfaces of roller bearing components, in particular outer bearing rings. In order to provide the edge area (functional layer) of the roller bearing components with a deep layer which is particularly hard and resistant to corrosion, the roller bearing component undergoes nitration for a long period of time at a temperature of between 450 and 650° C. and for at least 25 hours. During said treatment no carburizing and subsequently no quenching takes place. | 03-11-2010 |
20100054650 | RADIAL ROLLER BEARING, IN PARTICULAR FOR STORING SHAFTS IN WIND TURBINE TRANSMISSIONS - A radial roller bearing for storing shafts in wind turbine transmissions, which has an external bearing ring with an inner runway, an internal bearing ring arranged coaxial thereto provided with an external runway, and a plurality of roller bodies that displace on the runways between the bearing rings held at regular intervals by a bearing cage. To prevent slip, the roller bodies are replaced by hollow rollers that have a greater diameter and a smaller elasticity module than the roller bodies ensuring, when the radial roller bearing is in the load-free state, permanent contact with the bearing rings, a permanent drive of the bearing cage and that the roller bodies have kinematic rotation. The hollow rollers have a higher bending strength, and their internal cover surface has a maximum surface roughness of Rz≦25 μm preventing localized peaks of tension, without any disaggregation in the axial direction. | 03-04-2010 |
20100054646 | DOUBLE-ROW WHEEL BEARING UNIT - The invention relates to a double-row wheel bearing unit for a vehicle, comprising an axle journal fixed to the vehicle, and a wheel hub bearing a wheel flange rotatably mounted on said axle journal by means of two rows of rolling bodies spaced axially apart. In order to adapt the loading capacity of the rows of rolling bodies to the respective load conditions, the two rows of rolling bodies have different rolling circle diameters respectively adapted to the highest expected load. | 03-04-2010 |
20100052265 | SEAL WITH NON-CONTACT ADJACENT DEFLECTOR RINGS - The invention relates to a seal with non-contact adjacent deflector rings, arranged concentrically to each other, about a common rotation axis, whereby, on a first deflector ring of the deflector rings, at least two axially-adjacent radial lips are embodied an said radial lips are embodied such as not to come into contact with a second deflector ring of the deflector rings and an annular hollow cavity is embodied between two axially-adjacent radial lips and the second deflector ring. | 03-04-2010 |
20100050964 | SWITCHABLE CUP TAPPET - A switchable cup tappet for a valve timing mechanism of an internal combustion engine, which has a cup basic body with an annular base loaded by large-lift cams. A hollow-cylindrical projection protrudes from an inner edge of the base and an inner body extends in the hole of the projection. The disc-like base is contacted by a small-lift cam. In a hole of the inner body two coupler pistons are coupled in sections with a driver surface of the cup basic body for a large valve stroke. The small stroke occurs by complete displacement into the radial hole. An annular web, spaced from its end faces at both ends, is attached integrally, in which the radial hole extends with the coupler pistons. The driver surface for the pistons is formed by a lower edge of the projection, which is spaced from the bases. | 03-04-2010 |
20100048336 | CLAMPING DEVICE - The invention relates to a clamping device comprising a pivoting arm on which a clamping roll is rotatably arranged. In order to damp pivoting movements of the pivoting arm, a damping device is provided in the region of a pivoting axis X. Furthermore, the pivoting arm is supported by a tension spring device which ensures a frictional arrangement of the clamping roll on a traction mechanism, in the assembled state. | 02-25-2010 |
20100048334 | HYDRAULIC TENSIONING UNIT FOR FLEXIBLE DRIVES - A hydraulic tensioner intended for use in chain drives of internal combustion engines. The hydraulic tensioner has a pot-shaped housing in which a piston is elastically suspended against a traction element and guided for longitudinal displacement. A damping device forms a leak gap which serves to damp adjusting movements of the piston. The leak gap is defined by a bushing which is inserted into the housing and, at the same time, guides the piston. During an adjusting movement of the piston towards a pressure chamber filled with a hydraulic fluid, a fractional quantity of the hydraulic fluid is displaced via the leak gap. An adjusting movement of the piston in the opposite direction causes a re-flow of the hydraulic fluid via a one-way valve arranged in the housing. | 02-25-2010 |
20100046877 | ROLLING ELEMENT BEARING WITH REDUCED CAGE POCKET CLEARANCE - The invention relates to a rolling element bearing comprising a cage with cage pockets for guiding rolling elements which are guided in the cage pockets with an axial play at least in the axial direction of the rolling element bearing, thereby defining an axial cage pocket clearance. The invention is characterized in that the cage pocket clearance in a plurality of cage pockets ranges between 0.07 millimeter and 0.17 millimeter. | 02-25-2010 |
20100043570 | SHAFT ARRANGEMENT HAVING A ROLLING BEARING - A shaft arrangement, with a rotatable shaft supported in a rolling bearing, which has rolling elements and an outer race, a torsion sensor having a permanently magnetic ring and at least one magnetic field sensor fastened to a fixed sensor bracket attached to the outer race being provided. A torsion sensor can hereby be integrated in a rotating bearing in a simple design. | 02-25-2010 |
20100041501 | NON-POSITIVE CONTINUOUSLY VARIABLE TRANSMISSION WITH OUT-OF-ROUND ROTARY DISK - A continuously variable transmission for transmitting torque with at least one input shaft introducing torque into the continuously variable transmission, with at least one further shaft, to which the torque is to be transmitted, and a force-transmitting endless element, which has a non-positive connection to the at least one input shaft and the at least one further shaft. A connection between either the at least one input shaft or the at least one further shaft and the force-transmitting endless element is provided by a rotary disk ( | 02-18-2010 |
20100040318 | CLAMPING ROLLER FREEWHEEL - A clamping roller freewheel, which has an inner ring, an outer ring and clamping rollers arranged between the inner ring and outer ring. The clamping rollers interact, in each case, with one clamping ramp formed on the outer circumference of the inner ring. The clamping rollers are surrounded by an elastically expandable protective ring which is concentric with respect to the freewheel axis. Retaining lugs prevent the protective ring from being driven in rotation by the outer ring in idle running operation. In this way, the outer ring is prevented from grinding against the clamping rollers, and the clamping rollers are prevented from being driven in rotation, with the resulting wear to the clamping ramps, in idle running operation. | 02-18-2010 |
20100040317 | SLIDING STRUT BEARING - The sliding strut bearing has two rigid body positioned in a plastic housing and a synthetic resin sliding bearing positioned between the two rigid bodies. The rigid bodies are metal and provide structural rigidity allowing a spring seat to be incorporated into the plastic housing and an overall reduction in the height of the bearing. | 02-18-2010 |
20100040312 | GUIDE RAIL OF A LINEAR GUIDE - A guide rail of a linear guide, on guide surfaces on which a guide carriage is longitudinally displaceable. A material measure is arranged at a distance, preferably in parallel, to the guide rail and is fastened to the guide rail by means of a mount. The guide rail has a groove or a hole arranged outside the guide surface. The mount can be detachably fastened by means of expanding elements that engage with the groove or into the hole. | 02-18-2010 |
20100038202 | FREEWHEEL CAGE - A freewheel cage, which has a basic body with two annular, substantially radially extending edge disks which are connected to one another by a plurality of axially running connecting pieces which are adjacent to one another in the circumferential direction, as a result of which, intermediate spaces for at least partially holding clamp bodies are formed, and at least one means for fastening the basic body to a freewheel. The means is formed as at least one separate component is arranged on at least one of the edge disks. By this design, it is obtained that the basic body for the freewheel cage is produced with reduced expenditure, and subsequently, the means for fastening the basic body to a freewheel can, as a separate component, be produced, and arranged on the basic body for fastening to a freewheel, with likewise correspondingly reduced expenditure. | 02-18-2010 |
20100037845 | HYDRAULIC SUPPORT ELEMENT FOR A SWITCHABLE CAM FOLLOWER OF A VALVE DRIVE OF AN INTERNAL COMBUSTION ENGINE - A hydraulic support element for a switchable cam follower of a valve drive of an internal combustion engine, which has a pot-like housing with a bore, a pressure piston formed in one piece with an external casing and head projecting over an edge of the housing and a high pressure space for a hydraulic medium. The high pressure space is supplied, via a non-return valve from a first reservoir space, which is fed via first passages in the housing and pressure piston. A second reservoir space is formed in the pressure piston axially above the first reservoir space and is filled by second passages in the housing and pressure piston. From the second reservoir space a hydraulic medium is conducted to the cam follower via an opening in the head. The reservoir spaces are separated by a ball around which the internal wall of the pressure piston is wrapped | 02-18-2010 |
20100037843 | METHOD FOR DETERMINING A SCANNING RATIO FOR A VALVE FOR A CAMSHAFT ADJUSTER - A method for determining a scanning ratio for a characteristic curve for the operation of an electromechanical valve for a camshaft adjuster in which an ambient temperature and a relative motion of a camshaft are determined at a reference point. In accordance with a specific ambient temperature and other operating conditions such as e.g., engine rpm, a holding scanning ratio is determined. Subsequently, at least one additional scanning ratio of an operating state is determined for a scanning ratio characteristic for the valve. | 02-18-2010 |
20100037841 | APPARATUS FOR THE VARIABLE SETTING OF THE CONTROL TIMES OF GAS EXCHANGE VALVES OF AN INTERNAL COMBUSTION ENGINE - An apparatus for variable setting of control times of gas exchange valves of an internal combustion engine which has an outer and inner rotor rotatable relative to the former, with one component drive-connected to a crankshaft and the other drive-connected to a camshaft. The apparatus has at least one pressure space, which are each divided into two pressure chambers acting counter to one another. The apparatus has a plurality of pressure medium channels, via which pressure medium is fed to or led away from the pressure chambers. Additionally, the apparatus has a plurality of rotational-angle limitation devices assuming an unlocked and locked state. The locking states are set by the supply of pressure medium to or discharge of pressure medium from the respective rotational-angle limitation apparatus. Furthermore, a method for controlling an apparatus for variable setting of control times of gas exchange valves of an internal combustion engine is disclosed. | 02-18-2010 |
20100035712 | ATTACHMENT ARRANGEMENT FOR A TRACTION MECHANISM TENSIONER - An attachment arrangement ( | 02-11-2010 |
20100031907 | VALVE DRIVE FOR AN INTERNAL COMBUSTION ENGINE, IN PARTICULAR WITH A DECOMPRESSION BRAKE - A valve drive with a decompression brake for an internal combustion engine, which has a camshaft with a cam, a rocker arm for transmitting the cam stroke to a gas exchange valve, a pivot bearing supporting the rocker arm, and a hydraulic valve play compensating element arranged in force flow between the cam and gas exchange valve. The valve play compensating element is fixed in the engine and valve drive also has a secondary lever with a first and second lever section. The secondary lever is angularly connected, between the lever sections, to a lever support formed on the rocker arm, is supported with the first lever section on the valve play compensating element and actuates the gas exchange valve by the second lever section. The effective lever arm of the first lever section is considerably greater than the effective lever arm of the second lever section. | 02-11-2010 |
20100029423 | TENSIONING DEVICE FOR A TRACTION MECHANISM DRIVE - A tensioning device for a traction mechanism drive, in particular for a belt drive. The tensioning device can be produced in an advantageous manner from production and design aspects and which offers advantages over known concepts with regard to the wear of the friction surface element in that it has a base part, having a pivot arm, having a torsion spring, which is designed as a coil spring, for imparting a pivoting torque which acts between the base part and the pivot arm and which forces the pivot arm in a tensioning direction, and having a damping device for generating a damping force which counteracts a pivoting movement of the pivot arm counter to the tensioning direction. The damping device includes a friction surface element which, as such, forms a friction surface which serves to impart a friction force, and which is seated on a mating friction surface, wherein the friction surface element is designed as a ring-shaped or ring-segment-shaped component and is forced outward, in a radial direction with respect to the pivot axis, against the mating friction surface by the torsion spring, and wherein the torsion spring has a coil end section which bears against an inner surface of the friction surface element. The torsion spring is designed, at least in the coil end section which bears against the inner surface of the friction surface element, with regard to the spring cross section such that said coil end section is in areal contact with the inner surface of the friction surface element. | 02-04-2010 |
20100027933 | NEEDLE BEARING - The invention provides a needle bearing which has an extraordinarily large number of contact points and allows a long life to be expected even in a corrosive and/or hydrogen-containing working atmosphere. This is achieved by means of a needle bearing which has a bearing ring with a hardened austenitic steel which has a total carbon and nitrogen content of from 0.8 to 1.2% by weight and needles which roll on a bearing surface of the bearing ring and are composed of a ceramic whose surface defects are smaller than 40 μm. | 02-04-2010 |
20100027928 | RADIAL BEARING - A radial bearing ( | 02-04-2010 |
20100027922 | LINEAR GUIDE - A linear guide, which has at least one approximately U-shaped carriage with side limbs that engage at least partially over a guide rail, at least two recirculating ball shoes for the longitudinally movable support of the carriage with respect to the guide rail, and adjusting means for pressing the recirculating ball shoes against the guide rail without play. At least one component is provided which has, in cross-section, at least one wedge-shaped portion, which projects at least partially into a likewise wedge-shaped intermediate space between at least one recirculating ball shoe and one of the side limbs. It is possible to realize reliable and automatic play adjustment which can be realized in a cost-effective manner, with a compact design of the linear guide being maintained. | 02-04-2010 |
20100025606 | ELECTROMAGNETIC ACTUATION UNIT - The invention relates to an electromagnetic actuation unit ( | 02-04-2010 |
20100024752 | DEVICE FOR THE HYDRAULIC CONTROL OF GAS EXCHANGE VALVES OF A RECIPROCATING INTERNAL COMBUSTION ENGINE - A device for hydraulic control of gas exchange valves of a reciprocating internal combustion engine which has slave cylinders, in operative connection with one or more gas exchange valves and, master actuators, in operative connection with at least one cam provided with a basic and cam profile of a camshaft that is rotatatly driven by the engine and can be hydraulically connected to the slave cylinders. The device also has a control device controlled by an actuating member, the device controlling the volume of hydraulic liquid fed to the slave cylinders, and at least one feed line, via which low pressure liquid from a pressure source can be fed to the device by means of at least one non-return valve. The actuators have displaceable vanes, a component carrying the vanes, and cells limited by walls. The vanes are in operative connection with the basic and cam profile of the cam. | 02-04-2010 |
20100022340 | TENSIONING DEVICE FOR A TRACTION MECHANISM, PARTICULARLY A BELT OR A CHAIN - A tensioning device for a traction mechanism, particularly a belt or a chain, including a tensioning lever over which the traction mechanism is guided and on which a tensioning spring is disposed with one end thereof, the other end thereof being provided on a spring holder by which the tensioning device can be fastened to an external object. A holding pin ( | 01-28-2010 |
20100022338 | PIVOT TYPE TENSIONER FOR TIMING CHAIN SYSTEMS - The tensioning device has a base element and a tension shoe which are connected using fork arms to the pivot axle. Retention surfaces on the base element and the tension shoe and a locking rib and locking channel provide a locking mechanism between the base element and tension shoe. | 01-28-2010 |
20100021101 | RADIAL ROLLER BEARING, IN PARTICULAR FOR STORING SHAFTS IN WIND TURBINE TRANSMISSIONS - A radial roller bearing for shafts in wind turbine transmissions, which includes an external bearing ring with an inner runway, an internal bearing ring arranged coaxial thereto which has an outer raceway and roller bodies on runways between bearing rings spaced circumferentially by a bearing cage and distributed uniformly on a circumference replaced by hollow rollers. To prevent slip, the hollow rollers have a greater diameter and lower modulus of elasticity ensuring, in a load-free state, continuous contact by the radial roller bearing with the bearing rings and continuous drive for the bearing cage and roller bodies at kinematic rotation speed. The hollow rollers have increased bending fatigue strength, and their inner envelope surfaces are formed by mechanical processing for further inherent compression stresses of at least −200 MPa, superimposed on the hollow rollers maximum load stress along with the inherent compression stresses resulting from their heat treatment. | 01-28-2010 |
20100018485 | CAM FOLLOWER FOR A VALVE DRIVE OF AN INTERNAL COMBUSTION ENGINE - A cam follower for a valve drive of an internal combustion engine. The cam follower has a housing and a cam roller. The cam roller is arranged between the side walls of the housing and is mounted on a journal which bridges the side walls. The cam roller, which has an outer ring, a rolling body set and an inner ring, is a combined plain and rolling bearing. The outer ring and the inner ring are in sliding contact with one another, and the rolling body set is arranged between the inner ring and the journal. | 01-28-2010 |
20100014798 | ASSEMBLY ON A MOTOR VEHICLE FOR CONNECTING AN OUTER BEARING RING OF A ROLLING BEARING AND A WHEEL SUPPORT, AND METHOD FOR THE PRODUCTION OF SUCH A CONNECTING ASSEMBLY - The invention relates to an assembly on a motor vehicle for connecting an outer bearing ring of a rolling bearing and a wheel support which is formed by two cup-shaped molded sheet metal parts that can be fixedly connected so as to form a hollow profiled element. Each of the molded sheet metal parts is provided with a circular hole that is coaxial with the axis of rotation of the rolling bearing, said holes being spaced apart from one another. The space between the holes is occupied by a spacing ring which is axially supported on the inner edges of the molded sheet metal parts, said edges defining the two circular holes, in such a way that a tubular bearing receptacle for the outer bearing ring of the rolling bearing is formed and the molded sheet metal parts are fixedly connected to the spacing ring and the outer bearing ring of the rolling bearing in a positive and frictionally engaged manner. | 01-21-2010 |
20100014797 | RADIAL ROLLER BEARING, IN PARTICULAR FOR STORING SHAFTS IN WIND TURBINE TRANSMISSIONS - A radial roller bearing for storing shafts in wind turbine transmissions, which has an external bearing ring with an inner runway, an internal bearing ring arranged coaxial thereto provided with an external runway, and a plurality of roller bodies that displace on the runways between the bearing rings held at regular intervals by a bearing cage. to prevent slip, roller bodies are replaced by hollow rollers that have a greater diameter and a smaller elasticity module than the roller body bodies ensuring, when the radial roller bearing is in the load-free state, a permanent contact with the bearing rings, and a permanent drive of the bearing cage and the roller bodies have kinematic rotation. The hollow rollers, by a defined dimensioning of their internal diameter in relation to their external diameter for the dimensioning of the radial roller bearing, have the same bearing capacity as the roller bodies. | 01-21-2010 |
20100014792 | AUTOMOTIVE STRUT RING BEARING ASSEMBLY WITH SPRING SEAT AND INTEGRAL DAMPENING MEMBER - A ring bearing assembly for an automotive suspension strut assembly. The ring bearing assembly includes an annular bearing having a lower housing member that functions as an integral spring seat for the suspension's coil spring. An isolator is molded to the spring seat as an integral component with a groove or other mechanical retention feature being used to help maintain the isolator in place and prevent it from working itself out of position over time during vehicle use. | 01-21-2010 |
20100012452 | SYNCHRONIZING RING OF A SYNCHRONIZING DEVICE - A synchronizing ring for a synchronizing device of a motor vehicle gearing, with a ring body. The ring body has a plurality of recesses, and frictional elements are arranged in the recesses. | 01-21-2010 |
20100008614 | AXIAL ROLLER BEARING - An axial rolling bearing ( | 01-14-2010 |
20100008613 | RADIAL ANTIFRICTION BEARING WHICH CAN BE TAKEN APART ONLY IF DESTROYED, AND METHOD FOR PRODUCING SAME - The radial antifriction bearing has an outer ring, an inner ring, and a plurality or rolling bodies arranged between the inner ring and the outer ring in such a way that the inner ring is rotatably mounted relative to the outer ring, via the rolling bodies, and the outer ring has an inner chamber in which the inner ring and/or at least one inner ring section is arranged. The inner chamber is closed at one front side of the radial antifriction bearing by a shaped marginal section of the outer ring in such a way that the inner ring and/or the at least one inner ring section is destroyed when it is removed from the outer ring. | 01-14-2010 |
20100008612 | ROLLING-ELEMENT BEARING UNIT - The invention relates to a rolling-element bearing unit for rotatably bearing two components, nested into each other, which rotate about separate rotational axes that are at an angle to each other, especially the roll core and roll sleeve of a width stretching roll for a paper machine. The rolling-element bearing unit according to the invention comprises an outer rolling-element bearing for rotationally bearing the outer component, a pivoting bearing carrying the outer rolling-element bearing and allowing adjustment of the angle of the outer rolling-element bearing, an angularly adjustable inner rolling-element bearing for rotationally bearing the inner component, and an eccentric which consist of an inner and an outer eccentric ring via which eccentric rings the centers of the two rolling-element bearings can be adjusted in relation to each other. | 01-14-2010 |
20100008605 | SEAL OF AN OPENING - A seal for an opening of a bore in a component, with a threaded screw, around a core shaft of which a helical screw thread is arranged. The screw engages in the bore and the thread creates a mating thread in a wall of the bore. The diameter of the bore is larger than the diameter of the core shaft. A helical channel, which is located between the core shaft of the screw and a wall of the bore, and which is delimited by the thread, is interrupted at a minimum of one point in a liquid-tight and/or gas-tight manner. | 01-14-2010 |
20100006531 | COUPLING FOR RAIL VEHICLES - An articulated coupling for rail vehicles is composed of a fork head having two fork pieces and of a coupling link. The coupling link accommodates a spherical joint which is traversed by a pin secured in the fork head. To fasten the pin in the fork piece, there is provided a wedge which is arranged in the axial direction of the pin and has a concavely curved surface adapted to the cylindrical curvature of the surface of the pin. | 01-14-2010 |
20100006212 | METHOD FOR CONNECTING SHELL PARTS - A method for connecting shell parts ( | 01-14-2010 |
20100004080 | PRESSURE RELIEF VALVE FOR A HYDRAULIC TENSIONER - The relief valve uses a slotted Belleville spring preloaded in a cage. The center area of the spring is closed and presses a hole in the bottom wall of the cage. The top wall of the cage is open and has a ledge against which the radial end of the spring presses. The relief valve is used in a hydraulic tensioner and positioned in the tensioner to have the bottom wall form a wall of the pressure chamber. When the pressure in the pressure chamber exceeds the pressure of the spring against the hole, fluid leaks out of the hole. | 01-07-2010 |
20100000480 | CAMSHAFT ADJUSTER AND DEEP-DRAWING METHOD FOR PRODUCING A SEAL COVER FOR A CAMSHAFT ADJUSTER - A camshaft adjuster ( | 01-07-2010 |
20100000479 | DEVICE FOR VARIABLY ADJUSTING CONTROL TIMES OF GAS EXCHANGE VALVES OF AN INTERNAL COMBUSTION ENGINE | 01-07-2010 |
20090325748 | OIL SUPPLY SYSTEM FOR SUPPLYING OIL TO SLIDE RAILS AND GUIDE RAILS - The invention relates to a rail ( | 12-31-2009 |
20090324146 | LINEAR GUIDE UNIT - A linear guide unit, with a guide carriage arranged on a guide rail, and rolling bodies which circulate in circulating channels. Each circulating channel has a load section, a return section and two deflection sections endlessly connecting the load section to the return section. The load section is delimited by running tracks for the rolling bodies, which are formed on the guide carriage and guide rail, and with lubricant channels which are formed on the guide carriage and are connected to the circulating channels. An end is connected to a transfer point to a further lubricant channel or the circulating channel. A seal with an annularly closed sealing section is provided between the end of the lubricant channel and the transfer point, and is designed as a valve which prevents the lubricant channel from running at no-load. | 12-31-2009 |
20090321211 | CLAMPING DRIVE WITH MECHANICAL DAMPING FOR A TRACTION MECHANISM DRIVE - A clamping device with mechanical damping for a traction mechanism drive is provided. The device includes a clamping arm which carries a tension roller on one end thereof and is rotatably mounted in a housing at the other end thereof via a shaft connected thereto in a rotationally fixed manner, and is elastically supported on the housing by a torsion spring. A free end of the shaft is connected to a friction disk in a rotationally fixed manner, and a friction lining is arranged between the friction disk and an axial abutment surface of the housing. The invention reduces the friction lining wear and increases the damping capacity thereof. To accomplish this, a separate friction disk ( | 12-31-2009 |
20090320778 | COUPLING DEVICE OF A SWITCHABLE CAM FOLLOWER OF A VALVE TRAIN OF AN INTERNAL COMBUSTION ENGINE - A coupling device ( | 12-31-2009 |
20090317031 | ROLLER BEARING UNIT AND GAS CONTROL VALVE ARRANGEMENT COMPRISING A ROLLER BEARING UNIT - A roller bearing unit, in particular, a needle bearing unit, which has an outer ring, a roller body cage, roller bodies and several sealing rings. The roller bodies are housed in the roller body cage and are supported externally in the radial direction against the inner surface of the outer ring and are arranged to internally support a shaft aligned in the axial direction. The sealing rings are housed in the outer ring and designed to seal against a fluid flowing the axial direction. The sealing rings are arranged and/or designed such that the resultant sealing effect generated by the rings is direction dependent with relation to the fluids flowing in the axial direction. | 12-24-2009 |
20090317030 | ANGULAR CONTACT ROLLER BEARINGS, IN PARTICULAR MULTI-ROW BALL ROLLER BEARINGS - The invention relates to an angular contact roller bearing having an outer bearing ring, an inner bearing ring, a plurality of ball rollers arranged between the rings, and a bearing cage. The ball rollers in the two adjacent rows have pressure angle axes extending parallel to one another and are arranged directly one next to the other with their side faces point toward one another. Adjacent ball rollers in the two rows are arranged on a common rotational axis. The ball rollers have diameters and widths which are dimensioned in such a way that envelope cones which form tangents with all the ball rollers at their diameters are arranged with their cone tips precisely at the intersection point of the common rotational axes of the bearing longitudinal axis. | 12-24-2009 |
20090314237 | SWITCHABLE BUCKET TAPPET - A switchable bucket tappet for a valve drive of an internal combustion engine, which has a bucket base body with a ring-shaped base guided by a skirt projecting from the outer edge of the base, in a bore of the engine. A lifting cam acts on the base and a hollow cylindrical extension projects from an inner edge of the base. In the bore, an inner body is axially movable relative to the bucket base body and, formed in the underside of the inner body, is a support for indirect contact with a gas exchange valve. A coupling piston, which has a flattened portion on its upper side, runs in a bore of the inner body and is engaged with a driver surface for full valve lift. A lost motion spring acts between the bucket base body and inner body. | 12-24-2009 |
20090314234 | DEVICE FOR VARIABLY ADJUSTING THE CONTROL TIMES OF GAS EXCHANGE VALVES OF AN INTERNAL COMBUSTION ENGINE | 12-24-2009 |
20090312109 | GROUP OF MULTIPLE CAMSHAFTS WITH CAMSHAFT ADJUSTERS - Groups of camshafts ( | 12-17-2009 |
20090310898 | METHOD FOR PRODUCING A ROLLING BEARING COMPONENT AND ROLLING BEARING COMPONENT - A method for producing a rolling bearing component with a carbon gradient, at least in the region of its outer layer, wherein molten metal is sprayed onto a carrier in a spraying process, the carbon content of the metal to be sprayed on being varied during the spraying operation. | 12-17-2009 |
20090308344 | SHAFT | 12-17-2009 |
20090308285 | ROTARY TABLE MOUNTING AND DRIVE DEVICE - A rotary table mounting and drive device ( | 12-17-2009 |
20090308162 | METHOD FOR TESTING A BEARING COMPONENT BY MEANS OF ULTRASOUND AND OPTICAL INSPECTION - The invention relates to methods for testing a bearing component, in order to ensure that the bearing surface and a load-bearing region located underneath said bearing surface are in a perfect condition. According to the invention, a material testing depth containing the point of maximum mechanical load during operation is determined; in a first partial testing step, the bearing component is subjected to an ultrasound test by which means the material region underneath the bearing surface is tested for defects by means of ultrasound, at least up to the material testing depth; in a second partial testing step, a full optical test of the bearing surface is carried out, during which the actual surface state of the bearing surface is compared with a nominal surface state; and the bearing component is then only classified as faultless if the results of the two partial testing steps do not reveal any defects. | 12-17-2009 |
20090305828 | TRACTION MECHANISM DRIVE FOR AN INTERNAL COMBUSTION ENGINE - The invention relates to a traction mechanism drive for an internal combustion engine, comprising at least one drive pulley, at least one driven pulley, belt means which are embodied as a belt or chain, a tensioning element and a damping element. The invention is characterized in that at least one damping element is arranged on a driven or drive pulley and is embodied as a torsional vibration damper which comprises at least two sections which can be rotated against each other counter to the force of the energy accumulator and a friction element. | 12-10-2009 |
20090304320 | RADIAL CYLINDER ROLLER BEARING - A radial cylinder roller bearing that has an outer ring and an inner ring, both of which have a cylindrical running surface for cylinder rollers of at least one row of cylinder rollers. Each cylinder roller is braced between a loose marginal ring associated with the inner or outer ring and a complementary edge of the same bearing ring, against the other bearing ring, in such a manner that freedom from play and/or a minimum load is achieved. | 12-10-2009 |
20090304317 | BEARING CAGE - Bearing cage, in particular for rolling bearings, with a first cage portion and a second cage portion. According to the invention, the first cage portion has at least one first engagement element, and the second cage portion has at least one second engagement element, and these engagement elements can be brought into engagement with one another by means of a relative movement of the first cage portion with respect to the second cage portion in such a way that an at least form-fit connection is established between the first cage portion and the second cage portion. | 12-10-2009 |
20090297085 | BEARING ARRANGEMENT OF A SHAFT - A bearing arrangement of a roller-mounted unbalanced mass shaft. The rollers are in punctiform contact with one of the raceways at a low shaft rotational speed and in linear contact with both raceways at a high shaft rotational speed. | 12-03-2009 |
20090290826 | ROLLING ELEMENT BEARING WITH DIFFERENT GUIDE POCKETS - The invention relates to a rolling element bearing comprising a cage with at least one first group of guide pockets in which rolling bodies are guided with a certain play. According to the invention, the degree of play is different at least in a first guide pocket of the first group from the degree of play in a second guide pocket of said first group of guide pockets. | 11-26-2009 |
20090290825 | ROLLER BEARING BALL, ROLLER BEARING, AND METHOD FOR TREATING ROLLER BEARING BALLS - In order to provide a roller bearing ball, a roller bearing and a method for treating roller bearing balls, which are distinguished by an inexpensive and, in terms of production technology, simple surface treatment or coating of the rolling bodies, there is provision for the spherical rolling face of the roller bearing ball which rolls on a running face of a roller bearing in operation to have at least one flattened portion. | 11-26-2009 |
20090288624 | DEVICE FOR MODIFYING THE CONTROL TIMES OF AN INTERNAL COMBUSTION ENGINE | 11-26-2009 |
20090286637 | TENSIONING DEVICE FOR A TRACTION MECHANISM, IN PARTICULAR A BELT OR A CHAIN - A tensioning device for a traction mechanism, in particular a belt or a chain, is provided including a lever arm ( | 11-19-2009 |
20090285518 | AXIAL ROLLING BEARING - The invention relates to an axial rolling bearing having a cage which contains rolling bodies that are arranged between two running disks. The running disks each have a radial section that forms a raceway and an axially aligned collar which adjoins the raceway. The collars are aligned opposite to one another and overlap in the axial direction. The radially outer disk has a larger diameter than the radially inner running disk. According to the invention, the radial and the axial extent of the two collars of the running disks and the cage are coordinated with one another in such a way that, between them, a labyrinth seal, composed of a plurality of gaps, is formed, and the cage is guided on the collar of the radially inner running disk. | 11-19-2009 |
20090285516 | SEALING ARRANGEMENT - The invention relates to a sealing arrangement that seals at least one radial intermediate space between at least one inner bearing ring and at least one outer bearing ring. Said sealing arrangement comprises at least one first support that supports at least one elastic seal and a second support which supports at least one encoder located outside the intermediate space. The encoder is radially oriented towards at least one sensor that is disposed above the encoder in a radially outward direction. | 11-19-2009 |
20090279822 | AXIAL THRUST WASHERS PARTIALLY FOR UNBALANCE SHAFTS - Axial thrust washers are provided in the axial contact region of the bearing raceway of an unbalance shaft. The axial thrust washers do not extend beyond 360° in the circumferential direction, but extend only over a little more than the unbalance masses which extend in this region. The end sections of the axial thrust washers are bent over so that they are supported on the prominent unbalance masses, and form a funnel-like entry region for the rolling elements or for a cage of the rolling bearing which houses the rolling elements. | 11-12-2009 |
20090276145 | SYNCHRONIZATION DEVICE FOR AN ENGINE - A synchronization device for an engine is provided that has a first active sensor and a second active sensor. The first active sensor is adapted to determine an angular position of a first shaft and the second active sensor is adapted to determine the angular position of a second shaft. The first active sensor and the second active sensor are adapted to provide information on the state of the angular position of the first shaft and the second shaft or the angular position of the first shaft and the phase position between the first shaft and the second shaft to the control device. In addition, the control device is adapted to provide a control signal for setting a given phase difference between the first and the second shaft. | 11-05-2009 |
20090272350 | CAMSHAFT ADJUSTER FOR AN INTERNAL COMBUSTION ENGINE - A camshaft adjuster ( | 11-05-2009 |
20090272347 | DEVICE FOR MODIFYING CONTROL TIMES OF AN INTERNAL COMBUSTION ENGINE | 11-05-2009 |
20090269127 | LEVER MOUNTING ARRANGEMENT COMPRISING AN INJECTED SLIDING BEARING - A lever mounting arrangement of a pivotable lever configured as a cast part and mounted through a hub for pivoting on a stationary axle. A sliding bearing, configured as a plastic bushing, is inserted into an annular gap defined in radial direction by a forming contour and a peripheral surface of the axle. The sliding bearing is made by injecting plastic material in an injection molding tool into the hub of the lever onto an unprocessed forming contour, the sliding bearing has friction-reducing and/or wear-reducing elements and a seal. | 10-29-2009 |
20090268874 | BALL BEARING DESIGN TEMPERATURE COMPENSATING X-RAY TUBE BEARING - The rotating anode x-ray tube has a composite outer bearing made from two rings of a high hot-hardness material and a spacer between the two rings made of a constant coefficient of thermal expansion material. The spacer is welded to the two rings providing the composite outer bearing. One inner bearing race is formed from the shaft and the other inner bearing race is a one-piece inner race mounted on the shaft while the two rings have the corresponding outer races. | 10-29-2009 |
20090264233 | NON-PROFILED RUNNING SURFACE OF A BELT PULLEY - The invention relates to an assembly drive or traction mechanism drive, which is designed as a belt drive, of an internal combustion engine, with one tensioning roller and/or one deflecting roller which encloses in each case one belt pulley. In the operating state of the belt pulley, a traction mechanism, which is designed as a V-ribbed belt, is guided on the running surface of the belt pulley. Here, the belt pulley of the deflecting roller has a smooth running surface against which the V-ribbed belt is supported with the profiled inner side. | 10-22-2009 |
20090263067 | ROLLER BEARING - The invention relates to a roller bearing comprising a roller bearing ring. In order to produce a roller bearing that has a high rotational speed value and operational load using minimum quantity lubrication and in which the heat produced in the bearing can be removed in a rapid and reliable manner, the roller bearing ring is made of a material composite. The first material composite component forms the running surface and is made of a refractory metal or a sintering material, the thermal conductivity and heat resistance thereof being higher than the thermal conductivity and heat resistance of the at least one additional material composite component which forms the base body of the roller bearing ring. | 10-22-2009 |
20090263064 | ANGULAR BALL BEARING ASSEMBLY FOR SUPPORTING A GEAR SHAFT ASSEMBLY - The angular ball bearing assembly for supporting a rotatable shaft with gears has two sets of ball bearing members where the ball bearing member located adjacent the gears has an inner raceway formed integrally with the shaft. By forming the inner raceway directly on the shaft a reduction in friction is achieved compared to conventional tapered roller bearings. | 10-22-2009 |
20090263059 | METHOD AND DEVICE FOR LUBRICATING AND COOLING A BEARING THAT IS SUBJECT TO HIGH LOADS - The invention relates to a method for lubricating and cooling a bearing that is subject to high loads and to a device for carrying out said method. The invention is characterized by dissolving a lubricant in a supercritical gas that is cooled down to a low temperature and feeding the gas/lubricant mixture to the baring. The gas/lubricant mixture is relaxed in the bearing area, thereby releasing the lubricant and lubricating the bearing. The now subcritical gas that is cooled down to a low temperature is used for cooling and is discharged to the exterior. The gas used is carbon dioxide (CO | 10-22-2009 |
20090260945 | PRESTRESSING UNIT - A prestressing unit which has a first ramp disk and a second ramp disk. Ramp contours are formed in one side of an annular face of the ramp disks. In the prestressing unit, the rolling bodies ascend and/or descend on the ramp contours as a result of rotational pivoting of one of the ramp disks in relation to the other ramp disk about an axis. The ramp contours are each formed as a single-part running face for the rolling bodies. The running face is inclined with respect to the axis. | 10-22-2009 |
20090260589 | DEVICE FOR VARIABLY ADJUSTING THE CONTROL TIMES OF GAS-EXCHANGE VALVES OF AN INTERNAL COMBUSTION ENGINE - A device for variably adjusting the control times of gas-exchange valves of an internal combustion engine. The device has a drive input element and a drive output element, The drive input element is placed in driving connection with a crankshaft of the internal combustion engine, the drive output element is arranged so as to be pivotable with respect to the drive input element, and the device is fastened to a camshaft which has a hollow shaft and an inner shaft which is arranged concentrically with respect to the hollow shaft. An improved mounting arrangement of the concentrically arranged shafts with respect to one another is proposed. | 10-22-2009 |
20090257702 | SHAFT WITH ROLLER BEARING - The invention relates to a shaft with a roller bearing. The roller bearing has an inner ring with an outer surface for rolling elements to roll on. According to the invention, the inner ring of the roller bearing is embedded, at least partially, into the shaft, which has been produced using primary forming methods, and the outer surface of the inner ring is exposed, at least in a part, in the axial direction and over its entire circumference. | 10-15-2009 |
20090257692 | GUIDE RAIL WITH A COVER STRIP FOR A LINEAR BEARING - The guide rail has a longitudinal groove arranged along its upper rail side and a cover strip which closes off the groove and bears flush against the plane of the upper rail side. The spacing between opposite groove walls of the groove is smaller than the leveled cover strip. In order to retain the cover strip, each of the groove walls are provided with an undercut and retaining strips provided at both longitudinal sides of the cover strip engage into the undercuts. The cover strip is plastically curved around an axis which is parallel to the guide rail, such that the curved cover strip is smaller than the spacing between the groove walls, and after being inserted into the longitudinal groove, the curved cover strip is leveled by means of plastic deformation, such that the retaining strips are displaced into the undercuts. | 10-15-2009 |
20090255495 | Method of Variable Valve Timing in an Internal Combustion Engine - A method of variable valve timing in an internal combustion engine in which the valve opening and closing timing of the actuated gas exchange valves of the internal combustion engine can be varied as a function of engine speed by adjusting means for adjusting at least one camshaft relative to a crankshaft, said internal combustion engine comprising hydraulic valve lash adjusters for adjusting a valve lash of the gas exchange valves, said lash adjusters being configured at least on one of an inlet side and an outlet side as idle stroke elements which, when actuated, at first produce an engine speed-dependent idle stroke and to provide a method of variable valve timing for internal combustion engines comprising a camshaft adjustment and a hydraulic valve adjustment with an idle stroke function that guarantees favorable valve timing in all operational situations of the internal combustion engine and, at the same time, improves the thermodynamic exploitation of such internal combustion engines, at each adjustment of the at least one camshaft, the respective idle stroke of the valve lash adjusters is taken into account. | 10-15-2009 |
20090253542 | ROTARY DISC - The configuration of teeth ( | 10-08-2009 |
20090252449 | AXIAL BEARING WITH AN AXIAL ANGLE DISK WITH A SECURING TAB PRODUCING A SECURED MOUNTING AND CARRIER WITH SUCH AN AXIAL BEARING - An axial bearing having an axial angle disk and a cage with rolling bodies. The rolling bodies are supported so that they can roll on a rolling surface of a radial section of the axial angle disk, and the axial angle disk has a securing tab projecting outward in a radial direction and within a plane. The securing tab extends in a radial direction past a nominal diameter of the axial angle disk, and the securing tab is used for a secured mounting and extends in the radial direction past a nominal diameter by less than the sheet thickness (d) of the axial angle disk. | 10-08-2009 |
20090252441 | HYDROSTATIC PROFILE RAIL GUIDE - Hydrostatic profile rail guide with a guide carriage that is hydrostatically mountable on a guide rail, whereby the guide carriage features a back and two sides that are attached to the back, between which the guide rail is located, whereby the back features a mounting surface on the side facing away from the guide rail for the mounting of, for example, a machine part, with the mounting surface concave when seen in the longitudinal direction of the guide rail. | 10-08-2009 |
20090250029 | CAMSHAFT ADJUSTING DEVICE - The invention relates to a camshaft adjusting device for an internal combustion engine of a motor vehicle. The camshaft adjusting device has a stator which is driven via a crankshaft of the internal combustion engine, a rotor which is connected in a rotationally fixed manner to the camshaft, and it being proposed that the rotary angle position of the rotor can be varied with respect to the stator by way of a piston which can be displaced in the radial direction. | 10-08-2009 |
20090250027 | DEVICE FOR MODIFYING THE CONTROL TIMES OF AN INTERNAL COMBUSTION ENGINE | 10-08-2009 |
20090250026 | APPARATUS FOR THE VARIABLE SETTING OF THE CONTROL TIMES OF GAS EXCHANGE VALVES OF AN INTERNAL COMBUSTION ENGINE - An apparatus for variable setting of control times of gas exchange valves of an internal combustion engine which has a drive element, an output element and a side cover. The drive element is brought into drive connection with a crankshaft, the ouput element is brought into drive connection with a camshaft, and the output element is arranged such that it can be pivoted with respect to the drive element. The side cover, which has a sealing cover with an opening and a mating element, axially delimits the ouput element and/or the drive element, and is connected in a rotationally fixed manner to the drive or output element by means of a fastening element. The fastening element reaches at least partially through the opening and interacts with the fastening element producing a rotationally fixed connection between the side cover and output element or drive element. | 10-08-2009 |
20090245700 | RUNNING ROLLER CARRIAGE OF A RUNNING ROLLER GUIDE - A running roller carriage of a running roller guide. The running roller carriage has a carrying body and two running roller pairs which are formed by running rollers. The two running rollers of a running roller pair are arranged one behind the other in the running directions of the running roller carriage, and have a lubricating element which is arranged between the two running rollers of a running roller pair and is in lubricating contact with the running roller pair. The lubricating element has an absorbent lubricating body which is received in a receiving groove which is formed on the carrying body. The receiving groove is configured for holding the lubricating body and for transferring lubricant onto the lubricating body. | 10-01-2009 |
20090238509 | MULTIPLE ROW, AXIALLY BIASED ANGULAR BALL BEARING AND METHOD FOR PRODUCTION THEREOF - The invention relates to a multiple-row and axially biased angular ball bearing with a one-piece outer ring and an inner ring consisting of two inner ring halves. In order to facilitate an easy and precise setting of the desired pretensioning force and to produce a transport-safe mount cartridge, it is intended that the axial distance of at least two close-end contact surfaces of the angular ball bearing should be equal to zero in the pretensioned state, and that the axial distance of at least two close-end contact surfaces of the angular ball bearing should be greater than zero in a nonpretensioned state. | 09-24-2009 |
20090230337 | HYDRAULIC CONTROL VALVE - A hydraulic control valve ( | 09-17-2009 |
20090217896 | VALVE DRIVE FOR AN INTERNAL COMBUSTION ENGINE - Proposed is a valve drive for an internal combustion engine, having a gas exchange valve ( | 09-03-2009 |
20090215564 | TENSIONER FOR A TRACTION MECHANISM - A tensioner ( | 08-27-2009 |
20090215563 | TENSIONER FOR A TRACTION MEANS SUCH AS A BELT OR THE LIKE - The invention relates to a tensioner ( | 08-27-2009 |
20090215562 | ASSEMBLY MEANS FOR A TENSIONING SYSTEM - The invention relates to a traction mechanism drive ( | 08-27-2009 |
20090214145 | UNITARY OVERMOLD CENTER SUPPORT BEARING SUBASSEMBLY - The unitary center support bearing subassembly comprises a bearing over which a plastic bearing housing has been molded while simultaneously molding the plastic bracket insert and joining members which space and fix the distance between the bearing housing and the bracket insert. The joining members are removed or broken prior to molding the overmolded rubber portion, or, if the joining member is flexible, the overmolded rubber portion is molded while maintaining the joining member. | 08-27-2009 |
20090214143 | LINEAR ROLLER BEARING - Linear rolling bearing, having a guide carriage ( | 08-27-2009 |
20090212569 | STARTING DEVICE FOR AN INTERNAL COMBUSTION ENGINE - The present invention relates to an electric starting device ( | 08-27-2009 |