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| Number | Title | Issue Date |
| 8104969 | Modular bearing unit A modular bearing unit, including a plurality of bearings and bearing shells, wherein each bearing shell incorporates a main body, composed of two coaxial ball-races between which a ball ring, a coaxial neck, an external diameter of which matches an internal diamete... | 01/31/2012 |
| 7267022 | Multistep transmission of a layshaft type A multi-speed transmission of countershaft design having a main countershaft and a hollow countershaft arranged concentrically and having likewise two load-shift elements. A first half of the shift elements is connected with a drive unit and a second half of the shi... | 09/11/2007 |
| 7235013 | Game machine using self-propelled members In a game machine, platen dots are provided on a traveling field. A plurality of self-propelled members are provided on the traveling field. Each self-propelled member includes a first linear motor and a second linear motor for respectively propelling the self-prope... | 06/26/2007 |
| 7211915 | Motor assembly using redundant bearings and support elements A motor assembly comprises a plurality of redundant bearings, a plurality of coaxial support elements, with at least one of the support elements rotatable about an axis of rotation, and an armature rotatably guided by the plurality of support elements to rotate abou... | 05/01/2007 |
| 6918804 | Personal watercraft A personal watercraft comprising a water jet pump, an engine for driving the water jet pump, and a mechanically driven supercharger provided independently of the engine and configured to draw taken-in air to the engine. ... | 07/19/2005 |
| 6819017 | Method and apparatus for fan redundancy A device is presented having a multiplicity of motors connected to a shaft. A multiplicity of motor control devices are connected to the motors. A multiplicity of bearings are connected to the motors and the shaft. The multiplicity of motors, the multiplicity of mot... | 11/16/2004 |
| 6712515 | Redundant ball bearing A bearing is presented having a multiplicity of rotating sleeves. A bushing is connected to one of the multiplicity of rotating sleeves. At least one bearing set is connected to the multiplicity of rotating sleeves. Also, a bearing is presented having a multiplicity... | 03/30/2004 |
| 6651633 | Centrifugal compressor having compound bearing assembly 30A centrifugal supercharger includes a case, a rotatable impeller, a high speed shaft drivingly coupled between the impeller and the engine, and a multiple bearing arrangement rotatably supporting the shaft on the case. The bearing arrangement includes a... | 11/25/2003 |
| 6612747 | Velocity variance reducing multiple bearing arrangement for impeller shaft of centrifugal supercharger A centrifugal supercharger includes a case, a rotatable impeller, a high speed shaft drivingly coupled between the impeller and the engine, and a multiple bearing arrangement rotatably supporting the shaft on the case. The bearing arrangement includes a s... | 09/02/2003 |
| 6543351 | Absorber for damping vibrations of a rotating component, in particular in a rotary printing machine An absorber for damping vibrations in a rotating component includes a primary part connectable to the rotating component so as to be fixed against rotation relative thereto; an absorber mass; the primary part and the absorber mass being couplable to one a... | 04/08/2003 |
| 6478469 | Velocity variance reducing multiple bearing arrangement for impeller shaft of centrifugal supercharger A centrifugal supercharger includes a case, a rotatable impeller, a high speed shaft drivingly coupled between the impeller and the engine, and a multiple bearing arrangement rotatably supporting the shaft on the case. The bearing arrangement includes a s... | 11/12/2002 |
| 6302588 | Long-lived rotary ball bearing for reciprocating applications and method of lubricating same A rotary bearing includes concentric radially spaced-apart inner, intermediate and outer rings whose opposing surfaces define inner and outer ball tracks. An inner array of balls roll along the inner track and an outer array of balls roll along the outer ... | 10/16/2001 |
| 6220760 | Three-ring needle bearing A three-ring needle bearing with a central support shaft, a center ring around the shaft, an outer ring around the center ring, and an inner needle array between the shaft of the center ring and an outer needle array between the center ring and the outer ... | 04/24/2001 |
| 6196725 | Long-lived rotary ball bearing for reciprocating applications and method of lubricating same A rotary bearing includes concentric radially spaced-apart inner, intermediate and outer rings whose opposing surfaces define inner and outer ball tracks. An inner array of balls roll along the inner track and an outer array of balls roll along the outer ... | 03/06/2001 |
| 6132098 | Four-ring eccentric bearing for printing-machine cylinders In order to achieve precise adjustment of cylinders with a four-ring eccentric bearing for printing-machine cylinders under favorable conditions of oscillation and rotation, roller bodies (8, 9, 10) are provided between the three pairs of surfaces (5, 6, ... | 10/17/2000 |
| 6115213 | Bearing assembly having compact thickness, spindle motor and actuator using the same bearing assembly, and magnetic disk drive A magnetic disk drive which is to be used for recording and/or reproducing information, and a bearing assembly for use in the same magnetic disk drive. The bearing assembly includes two bearings of different diameters, of which a small-diameter bearing is... | 09/05/2000 |
| 5885006 | Plain bearing assembly A plain bearing assembly including an inner bearing, outer bearing, and at least one intermediate bearing. The inner bearing has an annular inner bearing surface. The intermediate bearing includes a ring bearing having an annular inner and outer surface. ... | 03/23/1999 |
| 5820272 | Bearing structure for a rotating shaft An angular contact bearing (100) has a plurality of first and second rolling elements (1,2) interposed between a rotating shaft (3) and a fixed part (4). An outer ring (5) is secured to the fixed part (4). Formed on the inner periphery of the outer ring (... | 10/13/1998 |
| 5806653 | Roller assembly for a passenger conveyor step chain A roller assembly for a passenger conveyor step chain includes a rolling contact bearing disposed between a bushing and an axle of the roller assembly. The rolling contact bearing improves wear resistance and load carrying capabilities of the roller assem... | 09/15/1998 |
| 5639166 | Three-race bearing A three-race bearing for rolls or pressure rollers having inner and outer races and a common center race forming an outer roller bearing which is exclusively a radial bearing and the inner roller bearing which is exclusively an axial guiding rolling beari... | 06/17/1997 |
| 5632560 | Eccentric bearing An eccentric bearing having three bearing races arranged one over another, of which one with the center ring forms an inner rolling bearing and the other with the center ring forms an outer rolling bearing, wherein the center ring in each instance consist... | 05/27/1997 |
| 5532535 | Electric drive for an automotive vehicle An electric drive for a vehicle includes a motor housing; bearing plates closing opposite ends of the housing; roller bearings held in the bearing plates; an electric motor accommodated in the motor housing and including an axially hollow rotor shaft affi... | 07/02/1996 |
| 5453869 | Light deflecting apparatus using a rotary polygon mirror In a light deflecting apparatus including a rotary polygon mirror in which a disc rotary polygon mirror is fixed to a shaft supported by a gas of a predetermined pressure. The rotary polygon mirror is fixed to the circumferential side of a shaft by direct... | 09/26/1995 |
| 5394283 | Disk storage drive having a rotor mounted with a plurality of bearing A disk memory drive is presented having a stator and a rotor that is equipped with a centered hub, which hub has a surface onto which one or several hard disks are mountable. The bearing system between rotor and stator comprises two ball-bearings. The fir... | 02/28/1995 |
| 5382858 | Driving motor for an electric car An electric motor for an electric car, in which an outer ring of a ball bearing used in the non-work side of a rotating shaft is supported fixedly by a rear bracket so that the shaft is fixed in the axial direction move. A cylindrical roller bearing is us... | 01/17/1995 |
| 5311091 | Low stiction dual drive, motive system A dual drive motive system used to control the movement or position of another system or structure in a first and second embodiment has two motors, two frame members and a ring moveably mounted between the frame members by means of suitable bearings. One ... | 05/10/1994 |
| 5234270 | Axially-aligning eccentrically-adjustable three-ring anti-friction roller bearing The elements of an axially-aligning, eccentrically-adjustable, three-ring anti-friction roller bearing are arranged to compensate for inevitable small deformation and bore alignment errors for the journals of blanket cylinders of printing presses. Rows of... | 08/10/1993 |
| 5228845 | External shaft bearing assembly A scroll-type fluid compressor including a main drive shaft and a clutch assembly. The scroll-type fluid compressor including an external shaft bearing assembly comprising a main drive shaft bearing and a clutch assembly bearing. The clutch assembly beari... | 07/20/1993 |
| 5138477 | Light deflecting apparatus In a light deflecting apparatus having a motor shaft rotatable at high speed, bearings have a suitable simple construction such that the whole apparatus can be reduced in size and weight.... | 08/11/1992 |
| 5114247 | Multi-element bearings A compound bearing element having a first rolling element with a second rolling element superimposed over the first rolling elements; a compound bearing element assembly having a first race, a second race and a plurality of compound bearing elements; a co... | 05/19/1992 |
| 5031967 | Bearing device for a wheel hub The invention relates to a device for mounting a wheel hub (1) on a stub axle (2) of a non-driven wheel in a motor vehicle. The device comprises an outside bearing (5) in the vicinity of the outside free end of the stub axle (2) and an inside bearing (6) ... | 07/16/1991 |
| 5005271 | Conveyor chain for machines for tensioning lengths of material The invention relates to a conveyor chain for machines for tensioning lengths of material, with pairs of outer fishplates and pairs of inner fishplates flexibly connected by chain joint bolts and with support members for grippers or needle plates. The pai... | 04/09/1991 |
| 4955786 | Drive device for pumps A drive device for pumps consists of a drive pulley to drive a shaft. The shaft assembly includes an inner bearing seated in the housing bore, an outer bearing seated on a neck of a pump cover, a cover disk with an outer edge, covering the outer bearing a... | 09/11/1990 |
| 4834561 | Bearing system with redundant race A redundant-race bearing system incorporates a pair of ring-shaped race members. The race members are coaxial and axially spaced apart from one another. Each race member has a radial cross-section that includes a plurality of tracks. These tracks form a c... | 05/30/1989 |
| 4834560 | Plural ring bearing having at least two radially superimposed bearings A plural ring bearing is comprised of at least outer and inner radially superimposed rolling bearings and has an intermediate ring common to the inner and outer bearings. The outer bearing comprises an inclined roller bearing with two rows of cylindrical ... | 05/30/1989 |
| 4820243 | Bearing assembly for a continually variable cone-pulley belt drive transmission A bearing assembly for a continually variable cone-pulley belt drive transmission includes a primary shaft defining a conical pulley that is rotatably mounted, and an axially displaceable conical pulley that is movable along the axis of the primary shaft.... | 04/11/1989 |
| 4744678 | Arrangement with roller elements An arrangement of roller elements which are guided by means of a guide ring and are arranged between two support rings in which, to reduce the coefficient of friction, deformations are allowed in order to eliminate slippage and decrease friction. The roll... | 05/17/1988 |
| 4706389 | Attitude displacement measurement apparatus An attitude displacement measurement apparatus including a base, primary bearing means retained by the base, auxiliary bearing means mounted for rotation on the primary bearing means on a given axis with respect to the base, a first rotor mounted for rota... | 11/17/1987 |
| 4664539 | Serial safety bearing Serial safety bearing assembly includes two concentric bearing sets and an actuatable device for selectively switching to engage either the inner or the outer of the two concentric bearing sets upon failure of one set or to alternate to first one set and ... | 05/12/1987 |
| 4618271 | Serial bearing assembly Bearing assemblies use serial bearings in order to extend the operational speeds for the bearings. Speed distribution planetary gears are mounted upon an intermediate ring disposed between two other rings. Each of the rings has bearing surfaces which are ... | 10/21/1986 |
