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| Number | Title | Issue Date |
| 8136996 | Frustoconical ball bearing and preloaded ball bearing assemblies A ball bearing for interconnecting a rotor to a stator has a plurality of balls and an inner and outer race. The inner race and the outer race have an interior surface configured to movably engage a portion of the balls, and at least one of the inner race and outer ... | 03/20/2012 |
| 7771124 | Bearing apparatus for a wheel of vehicle A vehicle wheel bearing apparatus has a wheel hub integrally formed with a peripheral wheel mounting flange at one end and a double row rolling bearing. The double row rolling bearing has an outer member integrally formed with a peripheral body mounting flange and w... | 08/10/2010 |
| 7604414 | Electrical machine and its bearings An electrical machine includes a housing and a shaft which is housed in the housing by means of a fixed bearing and a free bearing. The fixed bearing is formed by two grooved ball bearings which are respectively prestressed in opposite directions by springs. Thus, a... | 10/20/2009 |
| 7594760 | Bearing cup rotational lock assembly A bearing cup having a ring and a shoulder extending radially inward from an inner surface of the ring. At least one tang extends axially outward from a first side of the ring. At least one tab extends axially outward from a second side of the ring opposite the firs... | 09/29/2009 |
| 7465101 | Electrical machine An electrical machine has a rotatably supported rotor, at least one bearing for supporting the rotor in a hub, a spring element having an axially-acting spring force which acts on the bearing and also bearing against the hub with the spring force, the spring element... | 12/16/2008 |
| 7371011 | Turbocharger shaft bearing system An improved bearing system is provided for use in high speed rotating machinery such as a turbocharger, wherein a turbocharger shaft is rotatably supported at opposite ends by a pair of angular contact bearings subjected to a predetermined and substantially constant... | 05/13/2008 |
| 7367714 | Instrumented rolling bearing Instrumented rolling bearing device of the type including a non-rotating race, a rotating race, at least one row of rolling elements arranged between two raceways of the rotating and non-rotating races, and an assembly for detecting rotation parameters including a n... | 05/06/2008 |
| 7346985 | Bearing assembly spacer adjustment system and method for adjusting spacer A system for adjusting at least one spacer of a bearing assembly includes a force-transmitting member and a preload regulator. The force-transmitting member is configured to operatively receive a force and to transmit the force to an adjustable spacer. The preload r... | 03/25/2008 |
| 7341379 | Pivot assembly for hard disk drive use To supply a pivot assembly for hard disk drive use that can reliably fix a seal member and solve the problem of out gas, thus reducing the expense and time incidental to the pre-load of a ball bearing. Ball bearings have been joined to both ends of a shaft, and on t... | 03/11/2008 |
| 7327059 | Integrated motor bearing springs for hybrid electro-mechanical transmission and method This invention relates to a method and structure for minimizing noise output of the electric motors of an electrically variable transmission by placing springs between the ball bearings of the motors and a housing part of the motor assembly. The springs are preferab... | 02/05/2008 |
| 7314192 | Spinning reel A spinning reel has a reel main unit, a spool shaft and a pinion gear. The pinion gear has a frontward section, an intermediate section and a rearward section. The intermediate section and the rearward section are supported in a freely rotatable manner in the reel m... | 01/01/2008 |
| 7309165 | Ball bearing retention apparatus An improved hybrid transmission including two electric motor/generator modules and a plurality of planetary gear sets operatively connectable to the motor/generators and to an engine is provided. Novel structural and packaging schemes enhance the function and effici... | 12/18/2007 |
| 7287909 | Wheel supporting rolling bearing unit In a wheel supporting rolling bearing unit, an inner end opening out of both end openings of a space in which balls 14, 14 are provided is sealed with a cap 17a. An outer end opening is sealed with a seal ring 16c having three seal... | 10/30/2007 |
| 7287911 | Bearing device for supporting pinion shaft The present invention relates to a bearing device for supporting a pinion shaft so as to freely rotate with respect to a case. The bearing device comprises a first tilt-contact rolling bearing provided on the connecting-flange-side outer peripheral surface of the pi... | 10/30/2007 |
| 7270016 | Sensor-equipped rolling bearing unit A sensor includes a stator having four or more magnetic pole teeth and concentric with a stationary-side raceway member, and excitation coils and detection coils wound around the respective magnetic pole teeth. Signals generated in the detection coils according to d... | 09/18/2007 |
| 7258490 | Gasket unit for a bearing bushing The invention relates to a gasket unit (1) for a journal bearing (2), sealing an annular gap (6) between the bearing bushing (3) and the journal (4). The gasket unit (1) comprises a main seal (8) provided with a front... | 08/21/2007 |
| 7228951 | Clutch release bearing and method of assembly Clutch release bearing device that includes: an operating element; a rolling-contact bearing fitted with a non-rotating ring and a rotating ring and connected axially to the operating element; and an annular fixing ring provided with an axial portion mounted inside ... | 06/12/2007 |
| 7217038 | Fixing structure for rolling bearing In a fixing structure for a rolling bearing in which a bearing fixing ring is incorporated in a device and a rotating member is fixed to a bearing rotating ring using bolts, fastening areas with the bolts are set so that the natural frequency of the device as a whol... | 05/15/2007 |
| 7213677 | Motor-driven type power steering apparatus A motor-driven type power steering apparatus includes: a drive gear connected to an output shaft of a motor; a driven gear in mesh with the drive gear, which is connected to a steering unit; a bearing for supporting one end of the drive gear; a support portion in wh... | 05/08/2007 |
| 7180221 | Piezo-electric assembly A piezo-electric type of assembly for effecting and interfacing relative motion between two surfaces. The assembly consisting of a first and a second transducer to be driven by electrical signals. Both transducers are coupled at one end to a low inertia member that ... | 02/20/2007 |
| 7155826 | Motor spindle with improved machining precision and method for operating one such motor spindle A motor spindle includes a spindle shaft for receiving a tool. The spindle shaft is accommodated in the housing of the motor spindle in a fixed bearing and a loose bearing. The received tool enters into contact with the machined workpiece in a tool interface when th... | 01/02/2007 |
| 7153031 | Bearing assembly with anti-slip spring A bearing system which inhibits fretting to extend the life of a bearing. The system is usable in a machine, such as an electric motor, and includes an elastomeric spring positioned between the bearing and a bottom surface of a bore in which the bearing is received.... | 12/26/2006 |
| 7090609 | Pinion support for a differential assembly A differential assembly includes a yoke, attached to a drive shaft, for driving a pinion head. The differential assembly further includes inner and outer pinion bearing assemblies, a separable mounting plate, and a cavity defined by a housing for receiving a pinion ... | 08/15/2006 |
| 7090065 | Keyless frictional shaft locking device with integrated frictional drum conveyor pulley end disc A keyless frictional shaft locking device with integrated frictional drum conveyor pulley end disc is disclosed. The end disc is concentrically centered around a keyless frictional locking device, and the locking device is configured so as to lock around a shaft whi... | 08/15/2006 |
| 7082691 | Laser level rotor assembly addressing angular drift A rotor shaft is supported in a housing of a rotor assembly for a laser level. Bearings support the rotor shaft for rotation relative to the housing. An adhesive fixes an outer race of at least one of the bearings in position between the rotor shaft and the housing.... | 08/01/2006 |
| 7070336 | Bearing positioning member for a spindle motor A conic bearing positioning member for a spindle motor includes a small diameter portion abutting against an inner race of a ball bearing of the spindle motor, a large diameter portion abutting against a rotor of the spindle motor, and at least one resilient connect... | 07/04/2006 |
| 7056029 | Bearing device The bearing device contains two rolling bearings installed on a shaft 9 and a preload is applied to the inner ring of the rolling bearings. The respective dimension for the two rolling bearing inner rings is shortened on both sides in the orientation of the w... | 06/06/2006 |
| 7040813 | Rolling bearing apparatus for swing arm A pair of pre-loaded ball bearings 1, 2 are fixed to a shaft 3 having a flange 3a to be a reference surface Q formed on one end, and where a clearance C is secured between the surface 1c on the flange side of the inner race ... | 05/09/2006 |
| 7025579 | Bearing system for high-speed rotating machinery A bearing system for a turbocharger shaft includes an elongated bearing carrier with two anti-friction ball bearings mounted in its ends and with a radially extending flange at one end that cooperates with stationary housing portions and carries thrust loads of the ... | 04/11/2006 |
| 7021831 | Zero radial and axial clearance bearing assembly A zero clearance bearing assembly comprising a housing defining a generally cylindrical bearing chamber with a pair of ball bearing units disposed therein. One unit is adjacent an axial thrust reaction surface of frusto-conical configuration and a shoulder on an ass... | 04/04/2006 |
| 7017381 | Fastening apparatus and method A fastening apparatus adapted for use with chock and a roll which locates within the chock such that a first end of the roll projects through and beyond a first end of the chock and a second end of the chock is located relative to the roll. The apparatus comprises a... | 03/28/2006 |
| 6971802 | Bearing preload cage assembly A bearing preload cage assembly for rotatably supporting an axially loaded shaft includes a bearing housing including stationary axially opposed supporting members, first and second axially spaced bearings, each including inner and outer races and rolling elements, ... | 12/06/2005 |
| 6971801 | Bearing unit A bearing unit includes: a housing; a shaft passing through the housing and rotatably supported on the housing; and a pair of rolling bearings disposed between the housing and the shaft and fitted to two positions on the shaft, which are axially spaced apart from ea... | 12/06/2005 |
| 6957918 | Axle shaft assembly An axle shaft assembly for a motor vehicle has a bearing unit, an axle shaft, and a bearing retainer. The axle shaft is supported within the wheel bearing unit. The axle shaft has an outer diameter. The bearing retainer is mounted on the axle shaft and abuts the whe... | 10/25/2005 |
| 6935788 | Method and device for adjusting bearing assembly for a wheel hub A wheel hub assembly including first and second bearing assemblies positioned on opposite sides of a spacer. The spacer includes at least one opening to allow lubricant to flow through the spacer. The spacer includes a first section deformable such that an overall l... | 08/30/2005 |
| 6925902 | Worm speed change apparatus and electric power steering apparatus There is provided a worm speed change apparatus comprising a worm shaft and a worm wheel meshed therewith. Rolling elements are rotatably disposed between a raceway groove formed directly in at least one of end portions of the worm shaft, and a bearing outer ring he... | 08/09/2005 |
| 6918302 | Apparatus and method for measuring resonance in bearing device An additional mass member 22 for measuring resonance of a bearing device comprises an elastic ring 30 having an inner periphery 30a larger in diameter than the outer periphery of the outer ring 24 of the bearing device 25 an... | 07/19/2005 |
| 6896415 | Rolling bearing and bearing apparatus In a bearing apparatus which is composed of two bearings each including a crown-shaped retainer and in which a lubricant is filled into its raceways, a preload is applied from the retainer pocket-opening side end face of an inner ring, and also a preload is applied ... | 05/24/2005 |
| 6868749 | Bearing configuration and method for reducing noise in a bearing A bearing configuration in which a shaft is supported by a first and second bearings, the second bearing being spaced from the first bearing. The first bearing and said second bearing are supported by a corresponding first bore and second bore in a shaft housing, a ... | 03/22/2005 |
| 6848831 | Rotation shaft support structure of a motor/generator Bearings (5, 7) fixed to the two ends of a rotation shaft (2) of a motor/generator are pressurized by plate springs 15, 17. The plate springs (15, 17) absorb the deflection off the rotation shaft (2) due to external vibration by th... | 02/01/2005 |
