Patents Assigned to Mannesmann Sachs
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Patent number: 6357564Abstract: A connection bearing with a line connection comprises an annular bearing body with a through-opening which receives a bearing pin. The connection bearing has a receiving channel for receiving a line penetrating the connection bearing. The receiving channel is constructed at least up to the annular bearing body. Therefore, one end of the line can be grasped to hold it in a coaxial arrangement relative to the longitudinal axis of the connection bearing. The receiving channel in the bearing body for the line has an extension which extends along a direction that passes outside of the through-opening for the bearing pin.Type: GrantFiled: January 27, 2000Date of Patent: March 19, 2002Assignee: Mannesmann Sachs AGInventor: Andreas Tantius
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Patent number: 6358153Abstract: A vibration damping device for a drive system of a motor vehicle includes a base body rotatable about an axis of rotation (A) and a deflection mass arrangement arranged in the base body having at least one deflection mass and a deflection path associated with the at least one deflection mass and along which the at least one deflection mass is movable during rotation of the base body about the axis of rotation. The deflection path has a vertex area and deflection areas emanating from the vertex area in opposite directions. The deflection areas proceed from the vertex area in substantially opposite axial directions.Type: GrantFiled: March 2, 2000Date of Patent: March 19, 2002Assignee: Mannesmann Sachs AGInventors: Cora Carlson, Bernd Peinemann, Jürgen Weth
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Publication number: 20020027051Abstract: A vibration damper includes a cylinder in which a piston rod is guided so as to be axially movable. A first piston is mounted stationary on the piston rod and a second piston is mounted so as to be displaceable axially on the rod against a spring force. The cylinder has a work space at the piston rod side, a work space remote of the piston rod, and a work space between the two pistons. Through-openings which are outfitted with valves control a connection between the work spaces. The second piston has at least one return spring on both sides, and the piston is mounted so as to be displaceable axially in two directions against the return springs.Type: ApplicationFiled: August 21, 2001Publication date: March 7, 2002Applicant: Mannesmann Sachs AGInventor: Manfred Grundei
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Patent number: 6352147Abstract: An intermediate disk for a motor vehicle clutch with friction surfaces on both sides includes two disk parts. On the sides of the disk parts remote of the friction surfaces, the disk parts have spacers which laterally define recesses between the disk parts. This arrangement of the intermediate disk provides a large heat-releasing surface even when the intermediate disk has small dimensions.Type: GrantFiled: December 16, 1999Date of Patent: March 5, 2002Assignee: Mannesmann Sachs AGInventors: Andreas Orlamünder, Achim Link
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Publication number: 20020020598Abstract: A clutch disk including a hub area and a plurality of friction lining elements carried on the hub area, which are arranged in sequence around the circumference relative to the clutch disk rotational axis, and provide at least part of the friction surface area, where the friction lining elements are designed to make frictional contact with the associated opposing friction surface of a flywheel, a pressure plate, or the like. At least one friction lining element is carried on the hub area with freedom to shift position essentially in the circumferential direction relative to the rotational axis.Type: ApplicationFiled: July 31, 2001Publication date: February 21, 2002Applicant: Mannesmann Sachs AGInventors: Matthias Diemer, Andreas Orlamunder, Andreas Dau
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Publication number: 20020020599Abstract: A thrust plate assembly for a motor vehicle friction clutch with automatic wear compensation includes a housing, a pressure plate, a force accumulator arranged between the housing and the pressure plate, a wear adjustment device arranged in a support path of the force accumulator, and a play indicator arranged on a component of the thrust plate assembly and including a blocking/detection arrangement with a blocking section acting on the wear adjustment device, and a detection section for interacting with a stop element arranged on another component of the thrust plate assembly. The stop element has face sections in different axial positions for interaction with the detection section, wherein a particular face section may be selected for interaction with the detection section by adjusting the position of the stop element relative to the another component.Type: ApplicationFiled: July 11, 2001Publication date: February 21, 2002Applicant: Mannesmann Sachs AGInventor: Reinhold Weidinger
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Publication number: 20020017444Abstract: A clutch disk includes a hub area and a plurality of friction lining elements arranged in sequence in the circumferential direction relative to a clutch disk rotational axis, each providing at least part of an associated friction surface area. The friction lining elements are intended to make frictional contact with the associated opposing friction surface of a flywheel, a pressure plate, or the like. At least one of the friction lining elements is supported on the hub area in such a way that it can move in the radial direction.Type: ApplicationFiled: July 26, 2001Publication date: February 14, 2002Applicant: Mannesmann Sachs AGInventors: Matthias Diemer, Andreas Orlamunder, Andreas Dau
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Publication number: 20020017443Abstract: A clutch disk has a hub area with a rotational axis, the hub area carrying a friction lining assembly radially outside of the hub area. A damper mass assembly can move circumferentially around the rotational axis relative to the hub area and the friction lining assembly against the action of an elastic support assembly.Type: ApplicationFiled: July 26, 2001Publication date: February 14, 2002Applicant: Mannesmann Sachs AGInventors: Matthias Diemer, Andreas Orlamunder, Andreas Dau
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Publication number: 20020014388Abstract: A clutch disk comprises a hub area designed for nonrotatable connection to a shaft and at least one friction lining element supported on a support area arranged radially outside the hub areas. A circumferential support surface for circumferential support of each friction lining element is provided on the support area at each circumferential end of each friction lining element.Type: ApplicationFiled: July 16, 2001Publication date: February 7, 2002Applicant: Mannesmann Sachs AGInventors: Matthias Diemer, Andreas Orlamunder, Andreas Dau
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Publication number: 20020014386Abstract: A friction clutch comprising a flywheel having a rotational axis; a housing assembly which can be fixed to the flywheel for rotation in common about the rotational axis; a pressure plate mounted in the housing assembly so that it is free to move in the axial direction but is essentially unable to rotate relative to the housing; an energy storing device for loading the pressure plate toward the flywheel; a clutch disk assembly with an area located between the pressure plate and the flywheel, and an intermediate friction lining element assembly to transmit torque. The friction lining element assembly includes at least one friction lining element on the flywheel and/or at least one such element on the pressure plate.Type: ApplicationFiled: July 16, 2001Publication date: February 7, 2002Applicant: Mannesmann Sachs AGInventors: Matthias Diemer, Andreas Orlamunder, Andreas Dau
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Publication number: 20020014385Abstract: A release bearing is provided for transmitting release force to a corresponding force accumulator of each of the first and second clutch regions of the double clutch assembly, the release bearings being arranged in succession in the direction of an axis of rotation. Each of the release bearings has an action region for a respective release-force transmission member to act on, the release-force transmission members interacting on the same axial side of the release bearings. The action region of one of the release bearings includes a sleeve-like action element which is surrounded by the other release bearing. The sleeve-like action element has a holding region, by means of which the other release bearing is secured so that it cannot be removed from the sleeve-like action element.Type: ApplicationFiled: July 18, 2001Publication date: February 7, 2002Applicant: Mannesmann Sachs AGInventors: Wolfgang Grosspietsch, Angelika Ebert
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Patent number: 6343684Abstract: A torsional vibration damper including a disk-shaped first damper part, a second damper part which is rotatable about an axis with respect to the first damper part, and a torsion spring arrangement with at least one torsion spring unit. The at least one torsion spring unit includes at least two springs which are arranged substantially following one another in the circumferential direction. Further, there is at least one intermediate ring element which is rotatable about the axis with respect to the first damper part and the second damper part and with at least one spring contact arm for the at least one torsion spring unit. The spring contact arm extends substantially radially with respect to the axis. The at least one intermediate ring element has a radial movement restraining component for protecting the at least two springs against a movement in the radial outward direction in their end regions facing the at least one spring contact arm.Type: GrantFiled: August 5, 1997Date of Patent: February 5, 2002Assignee: Mannesmann Sachs AGInventors: Norbert Lohaus, Andreas Orlamünder
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Patent number: 6343527Abstract: A coupling device having a drive-side centrifugal mass, which is actively connected in rotation-proof fashion to a driving gear that acts on the drive train. On the centrifugal mass, there is an accommodating fixture that faces the driving gear and is equipped with a tooth system. The driving gear has an axial shoulder that, on its end facing the accommodating fixture, is also embodied with a tooth system. At least one tooth of the tooth system of the driving gear is pressed, under radial prestress, into the space between two teeth of the tooth system of the accommodating fixture.Type: GrantFiled: February 9, 1999Date of Patent: February 5, 2002Assignee: Mannesmann Sachs AGInventor: Wolfgang Kundermann
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Patent number: 6343679Abstract: A hydrodynamic clutch device, especially a hydrodynamic torque converter. The clutch device has a housing in which is formed a fluid chamber. The fluid chamber is divided into two fluid chamber areas by a piston of a lockup clutch, which piston is fixed with respect to relative rotation at the housing and is movable axially with respect to a housing axis, namely, into a first fluid chamber containing a turbine wheel and impeller wheel and possibly a stator wheel, and a second fluid chamber. A fluid pressure which is higher than a fluid pressure in the first fluid chamber area can be applied to the second fluid chamber area in order to bring the lockup clutch into a lockup state. In a non-lockup state of the lockup clutch, the two fluid chamber areas are in a fluid flow connection and fluid can be supplied to the fluid chamber via the first fluid chamber area.Type: GrantFiled: April 7, 2000Date of Patent: February 5, 2002Assignee: Mannesmann Sachs AGInventor: Wolfgang Kundermann
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Patent number: 6343804Abstract: A shock absorber strut is provided including a tubular body, a clamping member, a steering knuckle, a fastening member and a positioning member. The tubular body is arranged at a lower region of the strut. The clamping member clamps the steering knuckle to the tubular body and includes a continuous slot along the steering knuckle and a fastening member which fastens the steering knuckle tubular body. The positioning member is a one piece component for positioning the clamping member with respect to the tubular body and includes a stop for positioning in the longitudinal direction and a projection for positioning in a circumferential direction. Optionally, a further positioning connection may be provided including a bead on the positioning member and a corresponding recess in the tubular body which engages the bead and allows the clamping member to be exactly aligned in the circumferential direction.Type: GrantFiled: August 17, 2000Date of Patent: February 5, 2002Assignee: Mannesmann Sachs AGInventors: Günther Handke, Frank von den Bergen
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Patent number: 6343541Abstract: A damping device for installation in a hydraulic adjustment device such, for example, as for motor vehicle clutches. The hydraulic adjustment device has a cylinder that is either an input cylinder or actuator or an output cylinder. The input cylinder or actuator, which is connected to an operating pedal of the motor vehicle, is also connected to the output cylinder via a hydraulic line filled with fluid. The damping device opposes a throttle resistance to the flow of the fluid in both flow directions. The damping device comprises a disk having first and second spring washers on either side of the disk. The disk has passage openings, which are covered on the respective sides by one of the first and second spring washers. The damping device is installed in the hydraulic adjustment device to suppress disturbing vibrations acts as both a vibration filter and an operating speed limiter. In addition, a constant throttle resistance is maintained relative to the fluid at all ambient temperatures.Type: GrantFiled: February 23, 1999Date of Patent: February 5, 2002Assignee: Mannesmann Sachs AGInventors: Angelika Ebert, Wolfgang Grosspietsch
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Publication number: 20020007997Abstract: A multiple clutch arrangement includes a drive member, first and second output members, a first clutch arrangement for selective activation of a first torque transmission path between the drive member and the first output member, and a second clutch arrangement for selective activation of a second torque transmission path between the drive member and the second output member. A torsional vibration damper arrangement is arranged in at least one of the first and second clutch arrangements in the associated torque transmission path.Type: ApplicationFiled: July 11, 2001Publication date: January 24, 2002Applicant: Mannesmann Sachs AGInventors: Wolfgang Kundermann, Jorg Sudau
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Publication number: 20020005671Abstract: An electrical machine with a cooling system for the removal of waste heat includes a stator laminated core having a plurality of first sheet metal laminations stacked to form a first core part having a plurality of axial passages arranged on a reference circle which is concentric to a central axis, and a plurality of second sheet metal laminations stacked to form a second core part having a plurality of axial recesses which are also on the reference circle. The second core part abuts the first core part so that the passages are axially aligned with the recesses. Each passage receives a cooling duct which is connected to an adjacent cooling duct by a return element having radially extending legs received in respective axial recesses, the legs being connected by a peripherally extending center section. Where the stator laminated core is located centrally of a rotor hand has a concentric internal space, the center section of each return element is located in the internal space.Type: ApplicationFiled: May 30, 2001Publication date: January 17, 2002Applicant: Mannesmann Sachs AGInventors: Knut Welke, Jens Baumeister
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Publication number: 20020005324Abstract: A hydrodynamic clutch device, especially a hydrodynamic torque converter or fluid clutch, comprises a housing arrangement with a housing hub area, where a circumferentially extending fluid passage space is provided. This space is in fluid-exchange connection with a working fluid space in the housing arrangement and also in fluid-exchange connection or capable of being brought into such connection with a fluid passage opening provided in a power takeoff element. At least certain areas of the fluid passage space are divided into chambers arranged around the circumference.Type: ApplicationFiled: July 12, 2001Publication date: January 17, 2002Applicant: Mannesmann Sachs AGInventor: Christoph Sasse
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Publication number: 20020003326Abstract: A spring strut comprises a pneumatic spring and an oscillation damper and is fitted between a vehicle body and a wheel of a vehicle. The oscillation damper has a piston rod movable on an axis and a container concentric to the axis. The pneumatic spring has a spring chamber delimited by a rolling bellows which is firmly connected to the receptacle and to the container or a rolling-contact piston fixed to the container. An end wall that is in operative connection with the oscillation damper is acted upon on one side by the pressure in the spring chamber and has an effective area that extends obliquely to the axis of the oscillation damper and exerts a transverse force that is dependent on the pressure in the spring chamber and is perpendicular to the axis.Type: ApplicationFiled: May 14, 2001Publication date: January 10, 2002Applicant: Mannesmann Sachs AGInventors: Martin Eichhorn, Bruno Deigner