Bearings inventions 09/07

20070223845 - Linear motion guide system with highly-tight sealing units: A linear motion guide system is disclosed in which a clearance between a slider and a guide rail is closed truly to clear foreign matter away from entering inside the system through any end of the slider traveling on the guide rail. Thus, the linear motion guide system is befitting... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20070223846 - Ball spline: Provided is a ball spline enabling easy machining of a spline shaft by drawing and manufacturable at low cost. The ball spline includes a spline shaft in which multiple lines of ball rolling faces are formed along the longitudinal direction; and a spline nut having a hollow hole for inserting... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070223848 - Fluid dynamic bearing system: The invention relates to a fluid dynamic bearing system particularly for a spindle motor having a rotating component comprising a shaft and a hub connected to the shaft, and a stationary component comprising a bearing bush made of a porous material, the shaft being accommodated in the bearing bush and... Agent: Cooper & Dunham, LLP

20070223847 - Hydrodynamic bearing having additional reservoir: Disclosed herein is a hydrodynamic bearing which has improved ability to efficiently seal fluid (lubricant), which generates dynamic pressure. The hydrodynamic bearing provides a fluid storage space that couples a fluid reservoir with a hydrodynamic space, in addition to a fluid reservoir defined by a spacer and a cover. The... Agent: Staas & Halsey LLP

20070223850 - Titanium spherical plain bearing with liner and treated surface: A spherical plain bearing includes an outer ring formed from metal and having a concave first bearing surface, and an inner ring having a convex second bearing surface in sliding disposition to the first bearing surface. One of the members is made from titanium alloy and has a treated bearing... Agent: Michaud-duffy Group LLP

20070223849 - Spherical plain bearing and a housing in combination with a spherical plain bearing: In a spherical plain bearing, an outer ring has a length and an outer periphery defining a first shoulder located at one end along the length and a second shoulder located at a second end along the length. The second end is generally opposite the first end with the first... Agent: Michaud-duffy Group LLP

20070223851 - Ic tag equipped bearing unit: The bearing unit includes a bearing 1 and bearing unit forming component parts such as, for example, a housing 11 in which the bearing is incorporated, a shaft 19, covers 3 and 4 and a sealing member 10 for the housing. In this bearing unit, at least one of the... Agent: Osha Liang L.L.P.

20070223852 - Ceramic bearing: A ceramic bearing includes a first ring, a second ring and two skates all of which are made of ceramics. The second ring is positioned in the first ring. The skates are provided between the first and second rings so that the first and second rings can be rotated relative... Agent: Banger Shia

20070223853 - Pump bearing assembly with seal: The present invention provides a transmission pump bearing assembly having an integral seal. The apparatus preferably includes an outer race retained by a pump body such that the outer race is fixed relative thereto. An inner race is disposed radially within the outer race, and is engaged by a damper... Agent: General Motors Corporation Legal Staff

20070223854 - Split roller bearing device: A split roller bearing device of the invention includes a roller bearing of which at least the outer ring is separated into a plurality of split parts and a cap member that fixes the outer ring of the roller bearing between the body shaft and a housing and the outer... Agent: Mcginn Intellectual Property Law Group, PLLC

20070217720 - Fan, motor and bearing structure thereof: A bearing structure which is cooperated with a shaft and is disposed in a bearing tube comprises an oil bearing and a cylindrical sealing member. The oil bearing has an axial hole. The shaft passes through the axial hole. The cylindrical sealing member covers a top surface and at least... Agent: Birch Stewart Kolasch & Birch

20070217721 - Hydrodynamic bearing type rotary device: An object of the present invention is to provide a hydrodynamic bearing type rotary device which can improve rotation performance, suppress a friction torque, and reduce power consumption of motor, and a recording and reproducing apparatus including the same. A shaft having a flange on one end and a hub... Agent: Wenderoth, Lind & Ponack L.L.P.

20070217722 - Bearing assembly with damping elements: A bearing assembly includes a bearing housing which can be fixed directly to a foundation, guide elements which support a rotating shaft, and damping elements which support the guide elements against the housing. The damping elements are preferably located outside the housing, where they are supported by support elements passing... Agent: Cohen, Pontani, Lieberman & Pavane

20070217723 - Lubricating layer-equipped bearing and method for providing a lubricating layer to a bearing: A lubricating-layer-equipped bearing enabling a reduction in the minimum bearing load required in the initial operation, and a method for easily forming a lubricating layer in the lubricating-layer-equipped bearing. The extension from an inscribed circle S in which rollers are inscribed to a minimum inner-periphery face lid of a retainer... Agent: Wolf, Block, Shorr And Solis-cohen LLP

20070217724 - Electrical machine and its bearings: The invention aims at increasing the critical speeds of rotation of an electrical machine while using standard components. Therefor, a shaft (11) is housed in the electrical machine by means of a fixed bearing (5, 6) and a free bearing (4). The fixed bearing is formed by two grooved ball... Agent: Henry M Feiereisen, LLC

20070217725 - Roller bearing: A roller bearing assembly for supporting a shaft axially and radially in a rack includes a roller bearing with a carrier, a portion of which is supported at the rack with an element with elastomeric properties being interposed between a support for the rack and the portion of the carrier.... Agent: Jordan And Hamburg LLP

20070217726 - Adjustable antifriction bearing arrangement: A shaft is supported in a housing on the front and rear antifriction bearings that are mounted in opposition. The front bearing has an outer race provided with an external thread that engages an internal thread within the housing. That outer race is fitted with a locking ring provided with... Agent: Polster, Lieder, Woodruff & Lucchesi

20070217728 - Hub unit, rolling bearing assembly and manufacture method thereof, as well as assembling apparatus for rolling bearing assebly and assebly method thereof: A rolling bearing adapted to prevent crack formation in a caulking portion is provided. A rolling bearing assembly includes: a hub shaft having the caulking portion at an axial end thereof, the caulking portion bendably deformed in a radially outward direction; the rolling bearing mounted on an outside surface of... Agent: Birch Stewart Kolasch & Birch

20070217727 - Wheel hub and bearing arrangement, and a method for mounting such an arrangement: A motor vehicle wheel incorporates a wheel flange and a sleeve portion connected to each other. A rolling bearing has an outer race ring and an inner race ring. The sleeve portion has an axially projecting portion positioned between the wheel axle and the rolling bearing. Arranged between the bearing... Agent: Buchanan, Ingersoll & Rooney PC

20070211969 - Rolling machine element: A rolling machine element capable of remarkably increasing a loading capacity, rigidity, and accuracy by forming a crowning based on an oval shape at the raceway surface end part of a guide block (ball guide, roller guide, etc.) or an outer tube (ball spline, ball bush, etc.) to accept a... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070211970 - Multi-lobe foil gas bearing: A multi-lobe foil gas bearing which can accomplish high accuracy rotation by means of a stable fluid lubricating film without being affected by a rotational position or a driving system of a journal at the time of starting is provided. Since two foils are arranged with different phases in a... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20070211971 - Fluid dynamic bearing mechanism for a motor: A fluid dynamic bearing mechanism for a motor (1) suitable for use in a hard disk drive and having a compact and thin shape, high bearing rigidity, and high rotating accuracy, and which securely keeps the rotor member (6) in place against shocks, and allows the inspection of lubricant supply... Agent: Schulte Roth & Zabel LLP Attn: Joel E. Lutzker

20070211972 - Ball element for two-part ball pivots and process for manufacturing same: A process is provided for manufacturing balls, especially for ball and socket joints, as well as to a ball element for two-part ball pivots. The microalloyed carbon-manganese steel balls are manufactured by cold extrusion and subsequent grinding. Annealing can thus be completely eliminated, as a result of which a less... Agent: Mcglew & Tuttle, PC

20070211973 - Method, apparatus, and nut for preloading a bearing: Methods and apparatus for preloading a bearing are provided. These methods and apparatus include preload monitoring devices whereby the mechanic can accurately monitor and regulate the preload on a bearing or bearing assembly. Aspects of the invention may also be used to adjust the endplay on a bearing or a... Agent: Heslin Rothenberg Farley & Mesiti PC

20070211974 - 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 variable reluctance senor (54) targeted at an encoder ring (56, 56′) which is... Agent: Dickinson Wright PLLC

20070211975 - Inner primary bearing race: An inner primary bearing race includes a tapered inside diameter portion to prevent the inner primary bearing race from walking down a transmission mainshaft into engagement with a transmission output seal or transmission output gear. Tools and methods of installing the inner primary bearing race are also described.... Agent: Steptoe & Johnson LLP

20070211976 - Locating bearing assembly for wind turbine gearbox shaft: A locating bearing assembly (10) is provided that optimizes load distribution between bearing rows and for all rolling elements within the rows in either positive or negative torque conditions, by combining a single row tapered roller bearing with an angular contact ball bearing. The outer race (60) for the ball... Agent: Polster, Lieder, Woodruff & Lucchesi

20070211977 - Trunnion bearing and method of assembly: A trunnion bearing has a generally cylindrical trunnion member that defines two inner ring raceways. A mounting pin is disposed within the trunnion member and an outer ring encircles the inner ring raceways. The outer ring defines raceways that are aligned with respective inner ring raceways. There is a row... Agent: Michaud-duffy Group LLP

20070211978 - Roller bearing with preloading: The invention relates to a roller bearing with preloading that comprises a first bearing ring, a second bearing ring and roller members disposed between these two parts, and at least one elastic element that is disposed on the first bearing ring or on a component connected to the first bearing... Agent: Cooper & Dunham, LLP

20070211979 - Rotary wing aircraft ball bearing: In a rotary wing aircraft tail rotor head assembly having a ball bearing on a spindle at the head of a rotor wing, the ball bearing contains slug ball separators between the balls in the bearing. The separator may be made from PEEK, PTFE, or polyimide. The ball-to-ball separation between... Agent: Michaud-duffy Group LLP

20070211980 - Shaft bearing: In a shaft bearing comprising outer and inner parts with an elastic element carrier disposed therebetween, the elastic element carrier includes first and second elastic elements disposed on opposite radial sides thereof and is movable with respect to one of the outer and inner parts in axial direction and with... Agent: Klaus J. Bach

20070211981 - Rotatable supporting module and gantry apparatus having same: An exemplary rotation module configured for a gantry apparatus includes a rotary plate, a base, and a bearing. The rotary plate has a through hole. The base is arranged in the through hole. The bearing is arranged between the rotary plate and the base. The bearing includes an inner race... Agent: PCe Industry, Inc. Att. Cheng-ju Chiang Jeffrey T. Knapp

20070206889 - Fluid dynamic pressure bearing, spindle motor provided with the fluid dynamic pressure bearing, and recording disk drive device provided with the fluid dynamic pressure bearing: A fluid dynamic pressure bearing is constituted in which a shaft member, including thrust plates 5 engaged with small-diameter portions at both ends of a shaft 1, is relatively rotatably combined with a bearing member via radial and axial dynamic pressure bearings. The bearing member includes a casing 3, a... Agent: Oliff & Berridge, PLC

20070206890 - Spindle motor having plurality of sealing portions: Disclosed herein is a spindle motor having a plurality of sealing portions. The spindle motor includes a rotor hub for rotating a recording medium mounted thereon, a rotating shaft secured to the rotor hub and supporting the rotor hub, a sleeve for rotatably supporting the rotating shaft, and a sealing... Agent: Staas & Halsey LLP

20070206891 - Composite-film bearings: Hydrodynamic bearings providing reduced friction are provided. The bearings include a load-transferring element and a porous bearing pad spaced from the load-transferring element. The load-transferring element is provided with a high-viscosity lubricant. The porous bearing pad is saturated with a low-viscosity lubricant. The high-viscosity lubricant and the low-viscosity lubricant are... Agent: Connolly Bove Lodge & Hutz LLP

20070206892 - Rolling bearing: A grease composition having an apparent viscosity at −30° C. of 5 to 200 Pa·s is sealed in a rolling bearing which retains a plurality of rolling elements between an inner ring and an outer ring in such a way that the rolling elements can freely roll. Thereby, there is... Agent: Sughrue-265550

20070206893 - Cage for inclined ball bearing: The invention relates to a cage for inclined ball bearings with adjacent ball pockets separated from each other by means of lands, whereby elastically-deformable retainer lugs extend from the lands with flanks facing opposing directions and facing each other.... Agent: Lucas & Mercanti, LLP

20070206894 - Thrust roller bearing: A cage of a thrust roller bearing includes: a pair of crank-shaped bent portions arranged in a circumferential direction of the cage; a pair of inner wall surfaces arranged in a radial direction of the cage; and a pocket for housing a roller defined by the pair of bent portions... Agent: Mcginn Intellectual Property Law Group, PLLC