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| Number | Title | Issue Date |
| 7984663 | Robot head comprising spindle drive A robot head, for example for use in surgery, provides a back-drivable system allowing a surgeon to closely control the position of a cutter or other tool. The cutter is mounted at the end of a telescopic arm (20) which can be rotated about two independent pe... | 07/26/2011 |
| 7614793 | Needle/roller bearing A needle bearing is designed for a high speed drill or MDA surgical instruments that include alternate rollers made from metallic and plastic or synthetic material mounted in the bore of the housing of the drill or MDA and the shaft being supported by the needle bea... | 11/10/2009 |
| 7461977 | Pivot assembly A pivot assembly to permit relative pivotal motion of a sleeve of the pivot assembly about a pivot axis. The pivot assembly may contain a spherical bearing assembly therein. The spherical bearing assembly may include a spherical portion and a tubular portion, wherei... | 12/09/2008 |
| 7461978 | Bearings, races and components thereof having diamond and other superhard surfaces Diamond bearings and bearing components are disclosed. Some embodiments of the bearings and bearing components include polycrystalline diamond compacts sintered under high pressure and high temperature to create a diamond table chemically and mechanically bonded to ... | 12/09/2008 |
| 7461979 | Retention of ball bearing cartridge for turbomachinery An exemplary housing for a turbocharger includes a substantially cylindrical bore having a longitudinal axis, an inner diameter, a proximate end and a distal end; a counterbore positioned at the distal end, substantially centered on the longitudinal axis and having ... | 12/09/2008 |
| 7458723 | Linear guide with cage chain Linear guide having a guide carriage (1) which can be mounted on a guide rail (2) in a rolling manner via rolling elements (3) and is provided with at least one endless rolling-element passage (5) for the rolling elements (3), whic... | 12/02/2008 |
| 7458720 | Linear motion rolling guide unit A linear motion rolling guide unit capable of being adapted to an ultra-reduction in size. A recessed portion 23 is provided in each of the side faces 18 of a track rail R below a lower raceway face 2 and extends parallel to the axis of the trac... | 12/02/2008 |
| 7458722 | Magnetic spacer A spacer contains a magnetic filler and is disposed between the magnetic conductive balls. The magnetic filler produces an indirect magnetic attractive force on the balls, therefore, when the interval between the two neighboring balls is overlarge, the spacer will n... | 12/02/2008 |
| 7458721 | Linear motion rolling guide unit A reduction of the number of parts and the prevention of a gap and a difference in level from occurring in the passage route of the rollers. A slider S is provided with a pair of guide holes 31, 32 for forming a return guide path. Guide cylinders 34 in... | 12/02/2008 |
| 7458725 | Method and device for sealing a bearing The present invention provides a bearing sealing method for sealing a bearing member which is interposed between a first member and a second member and allows relative rotation between the first member and the second member. The method includes the steps of keeping ... | 12/02/2008 |
| 7458724 | Pressure biased lubricant valve An exemplary center housing for a turbocharger includes a bore for supporting a turbocharger shaft, a lubricant feed port, a first lubricant outlet port, a second lubricant outlet port and a valve operably disposed to provide a first path from the lubricant feed por... | 12/02/2008 |
| 7455459 | Oil bath encoder seal An oil lubricated rotating hub (14) and stationary spindle (12) assembly includes an oil bath seal (16, 16′) for establishing a dynamic sealing interface between the hub (14) and spindle (12). A wheel sensor assembly includes a v... | 11/25/2008 |
| 7455457 | Hydrodynamic bearing device and a recording disk drive equipped with it A hydrodynamic bearing device comprises a shaft bush having a substantially conical inclined dynamic pressure surface around the outer circumference thereof which is relatively rotatably inserted in a bearing sleeve having a substantially conical inclined dynamic pr... | 11/25/2008 |
| 7452134 | Bearing assemblies with seals A bearing assembly (A-H) enables one member (4) to rotate relative to another member (2) about an axis (X). It includes a bearing (6) having an inner race (54) on one of the members, an outer race (74, 126, 164, 250) in the other m... | 11/18/2008 |
| 7452135 | Friction damper for a bearing A support for a bearing that provides for damping of the bearing and for centering of the bearing within a housing, in which a plurality of cone shaped annular plates are stacked in series and positioned between the housing and an outer race of the bearing, the annu... | 11/18/2008 |
| 7452136 | Bearing apparatus for a wheel of vehicle A vehicle wheel bearing apparatus which can increase the strength and durability of the hub wheel under rotary bending conditions as well as lighten the apparatus without changing the configuration and dimension of the wheel mounting flange and without causing surfa... | 11/18/2008 |
| 7448805 | Thrust dynamic pressure bearing, spindle motor using thereof, and information recording/reproducing device using the spindle motor A thrust dynamic pressure bearing with high inclination-resistant rigidity against axis runout and additionally low bearing loss torque is implemented. Herringbone grooves (131) having intermediate bends (132) are provided on rotating-side bearing surf... | 11/11/2008 |
| 7448804 | Fluid bearing device The preset invention aims to improve the assembly accuracy and rotation accuracy of a fluid bearing device, and to further reduce the cost thereof. A bearing sleeve is fixed on the inner periphery of a housing. An axial member is supported in a non-contact manner in... | 11/11/2008 |
| 7445386 | Retaining device for a linear transmission system A retaining device for a linear transmission system comprises: a sliding block, a rail clamp and a spring fastener The sliding block includes an upper retainer formed with a positioning hole. The rail clamp includes two retaining members and two elastic members, and... | 11/04/2008 |
| 7441961 | Seal device for bicycle steering bearing assembly A seal device for a bicycle steering bearing assembly includes a seal ring having a tubular insertion and a flange extends radially horizontally from one end of the insertion. A tapered mask has a first open end which is engaged with a groove in an outer periphery o... | 10/28/2008 |
| 7441959 | Bearing mechanism for spindle motor in magnetic disk drive Embodiments of the invention prevent trouble caused by an increase in viscosity of grease generated when a ball bearing operates at a low temperature, and fretting that an inner ring and/or an outer ring comes in contact with balls to produce wear when vibration is ... | 10/28/2008 |
| 7441957 | Fluid dynamic bearing A fluid dynamic bearing assembly includes a bearing sleeve (30) having an inner surface and a rotary shaft (30) rotatably received in the bearing sleeve. The rotary shaft has an outer surface. One of the inner surface of the bearing sleeve and the oute... | 10/28/2008 |
| 7438475 | Bearing unit, and motor and electronic equipment, both equipped with the bearing unit A bearing unit comprises a shaft, a radial bearing for supporting the shaft in a peripheral rotation direction of the shaft, a thrust bearing supporting an end of the shaft in a thrust direction of the shaft, a housing made of a molded body of a synthetic resin, ins... | 10/21/2008 |
| 7438474 | Spacer structure for cross rollers A spacer structure for cross rollers comprises a frame and four protruding wings, the protruding wings are arranged in pairs on opposing sides of the frame and outwardly extend therefrom. The two inactive end surfaces of the roller are confined between the paired pr... | 10/21/2008 |
| 7435005 | Seal for an antifriction bearing The invention relates to a tension roller (1) for a fraction drive, comprising a washer (2) mounted on an antifriction bearing and a spacer (4a). A sealing cap (13a) is provided between the washer (2) and the spacer (... | 10/14/2008 |
| 7435001 | Hydrodynamic bearing device, method for manufacturing the same, spindle motor and recording and reproduction apparatus A hydrodynamic bearing device which can improve workability of injecting a lube repellant and effectively prevent leakage of a lubricant, a method for manufacturing the same, a spindle motor, and a recording and reproduction apparatus are provided. A hydrodynamic be... | 10/14/2008 |
| 7435002 | Bearing unit A bearing unit comprises a cylindrical oil-impregnated bearing, in which a bearing bore to support a turning shaft is formed so as to enable the turning shaft to turn; a bearing holder, in which the oil-impregnated bearing is fixed by an inner bore; a first groove b... | 10/14/2008 |
| 7431509 | Bearing with rotation sensor and method of incorporating the same to rotating object A rotation sensor of a bearing with a rotation sensor comprises a sensor housing having a sensor and mounted on an outer race, and a sensor target ring having a detector sensed by the sensor and separated from an inner race, in which a setscrew is provided so as to ... | 10/07/2008 |
| 7431503 | Bearing support structure for actuator A slider is displaceable in an axial direction on guide sections of a cylinder tube. Bearings are installed with the slider, so that the bearings are opposed to the guide sections. Bearings are also installed on first and second bearing support members, which are pr... | 10/07/2008 |
| 7431512 | Compact lightweight bearing assembly A bearing assembly with a bearing for a rotating element, a bearing assembly housing and a bearing liner inserted between the bearing housing and the bearing liner that has an annular channel that contains an anti-rotation and dampening element and extends from an i... | 10/07/2008 |
| 7431508 | Bearing assembly with pin having composite circular outer profile A bearing assembly includes a roller bearing having a bore, and a pin positioned within the bore. The pin has a composite outer profile defined by a first substantially circular segment with a first axis of rotation, and a second substantially circular segment with ... | 10/07/2008 |
| 7431505 | Fluid lubrication bearing apparatus A resin housing 7 is injection-molded by using a forming mold 11. Moreover, a concave shaped adhesive reservoir 10 is formed by a sink mark of the resin during injection molding on its inner circumferential surface 7e simultaneousl... | 10/07/2008 |
| 7431504 | High temperature damper for a roller bearing A high temperature damper for a roller bearing having a long shelf life and capable of withstanding temperatures in a gas turbine engine shaft. The damper includes a damping chamber formed between a stator housing and the outer race of the bearing, and is filled wit... | 10/07/2008 |
| 7429132 | Hydrostatic air bearing with a porous metal ring A hydrostatic air bearing in which a journal rotates within a cavity formed within a bearing race, and a sleeve that rotates with the journal within the cavity of the bearing race, where the sleeve is formed of a porous metallic material that allows for a bearing fl... | 09/30/2008 |
| 7427162 | Rolling element A low friction sliding combination of a cam and a cam follower which are in slidable contact with each other in presence of a lubricating oil. The cam follower includes a cylindrical and hollow outer roller having an outer peripheral surface in slidable contact with... | 09/23/2008 |
| 7427163 | Self-aligning antifriction bearing and cage for said self-aligning antifriction bearing The invention relates to a self-aligning antifriction bearing (1) comprising at least one first row (9) of rolling bodies (11) and a second row (10) of rolling bodies (11) adjacent to said first row (9) of rolling bodies ( | 09/23/2008 |
| 7422373 | Spherical roller bearing sealing assembly According to the present disclosure, a sealing assembly may include a first member, a second member, and a circumferentially extending seal. The first member may include an angularly disposed running surface. The second member may be rotatable relative to the first ... | 09/09/2008 |
| 7422371 | Active hybrid FDB motor An active fluid bearing system is provided. In one example, the active fluid bearing system includes an interface region formed between an outer surface of an inner member and an opposing inner surface of an outer member. The inner and outer members are disposed for... | 09/09/2008 |
| 7422372 | Bearing and developing apparatus A bearing includes: an outside portion; an inside portion which is rotatably assembled to the outside portion; a rotating body arranged in a space formed when the outside portion and the inside portion are assembled; a first sealing portion which is integrally molde... | 09/09/2008 |
| 7419302 | Linear guide device and rolling element accommodating belt for the same In a rolling element accommodating belt having a rolling element accommodating section for individually accommodating a plurality of balls at predetermined intervals while the plurality of balls are rolling and circulating in an infinite circulating passage of linea... | 09/02/2008 |
