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| Number | Title | Issue Date |
| 7438979 | Thermal spray membrane contact material, contact member and contact part, and apparatuses to which they are applied To provide a thermal spray membrane contact material, contact member and contact part and an apparatus to which they are applied, showing excellent seizure resistance and wear resistance even under high surface pressure/low speed sliding, high speed/high temperature... | 10/21/2008 |
| 7344312 | Bearing shell made of hybrid material and process for production thereof Internal combustion engine with bearing shells, which are formed essentially by thermal sprayed bearing layers, wherein the thermal sprayed bearing layers are formed by at least two slide bearing materials with different hardness, which are spatially separated from ... | 03/18/2008 |
| 7284908 | Hydrodynamic bearing device and motor An object of the present invention to provide a hydrodynamic bearing device and a motor having a high performance and reliability which prevents deterioration in a temperature property due to a difference in coefficients of linear expansion of a sleeve and a shaft a... | 10/23/2007 |
| 7281853 | Bearing material A journal bearing system includes a bushing and a journal pin within the bushing. At least one of the bushing and journal pin has an engagement surface with an engagement length comprising a substrate material and a solid lubricant. A concentration of the solid lubr... | 10/16/2007 |
| 7279227 | Spraying piston ring A thermal spray coated piston ring having improved initial running-in propery, and having scuffing resistance and wear resistance is provided. The spray coating film (3) of the piston ring (1) contains from 2 to 40 mass % of Sn and from 5 to 50 mass % ... | 10/09/2007 |
| 7261951 | Copper based sintered contact material and double-layered sintered contact member With the objectives of alleviating the property of attacking on the mating member by scratching-off of local agglutinates on the sliding contact surface, achieving improved wear resistance, and achieving improved seizure resistance through restraint of frictional he... | 08/28/2007 |
| 7229699 | Bearing having embedded hard particle layer and overlay and method of manufacture A multilayer sliding bearing includes a rigid metal backing having a metal bearing liner attached thereto. The metal bearing liner includes a metal bearing liner layer which is attached to the bearing surface of the metal backing layer and at least one metal overpla... | 06/12/2007 |
| 7165890 | Metal-to-metal spherical bearing A metal-to-metal bearing comprising a bearing housing of a first material and a ball of a second material held within the housing, the interface between the housing and the ball comprising two bearing surfaces, wherein one of the first and second materials is a tita... | 01/23/2007 |
| 7153591 | Sliding member Disclosed is a sliding member having a bearing alloy layer, an intermediate layer of Ni or a Ni alloy formed on the bearing alloy layer, and an overlay layer of a Sn alloy containing Cu formed on the intermediate layer. There exist Sn—Cu compounds in the overlay l... | 12/26/2006 |
| 7087318 | Copper based sintered contact material and double-layered sintered contact member With the objectives of alleviating the property of attacking on the mating member by scratching-off of local agglutinates on the sliding contact surface, achieving improved wear resistance, and achieving improved seizure resistance through restraint of frictional he... | 08/08/2006 |
| 7078110 | Slide bearing A slide bearing is described with a bearing metal layer on copper basis as applied to a carrier and a running layer made of an alloy of aluminum and tin which is applied physically onto the bearing metal layer in vacuum. In order to combine favorable resistance agai... | 07/18/2006 |
| 7056598 | Copper based sintered contact material and double-layered sintered contact member With the objectives of alleviating the property of attacking on the mating member by scratching-off of local agglutinates on the sliding contact surface, achieving improved wear resistance, and achieving improved seizure resistance through restraint of frictional he... | 06/06/2006 |
| 7044644 | Electrically conducting ceramic bearings Electrically conducting ceramic bearings are described. All components of these bearings preferably comprise TSC, and may not require any conductive coating, or any lubricating coating. These bearings may comprise at least one rolling element such as a bearing ball,... | 05/16/2006 |
| 7021042 | Geartrain coupling for a turbofan engine Molybdenum disulfide (MoS2) is used as a journal coating for a gearing system. A particular application is the planetary gear system of a geared turbofan engine. Particularly advantageous coatings are deposited via physical vapor deposition (PVD) techniqu... | 04/04/2006 |
| 7004637 | Wheel-support rolling bearing unit In a wheel-support rolling bearing unit, in order to made a flange 6 thinner and thus lighten the bearing unit without impairing fatigue strength, machinability, and workability after forging, the composition of the alloy steel constituting the flange attache... | 02/28/2006 |
| 7004635 | Lubricated ball bearings A lubricated ball bearing for use in ball bearing sets is disclosed. The lubricated ball bearing features a lubricating coating applied to its outer surface. The lubricating coating preferably comprises silver, and enables the ball bearing to be utilized in bearing ... | 02/28/2006 |
| 6981799 | Slide bearing for a centrifugal pump A slide bearing for a centrifugal pump in which the slide bearing is lubricated by the pumped medium and is composed of a stationary part disposed in the housing of the centrifugal pump and a rotatable part which is supported by the shaft of the centrifugal pump and... | 01/03/2006 |
| 6969235 | Air turbine starter with angular contact thrust bearing An air turbine starter for use in aircraft or other gas turbine engine applications. In a particular embodiment, the air turbine starter has a thrust bearing having an outer ring, an inner ring, a cage and balls. The outer ring has a first shoulder, a second shoulde... | 11/29/2005 |
| 6969201 | Wheel bearing device A wheel bearing device at low cost with higher durability is provided. An outer joint member of a constant velocity joint is fitted to an inner periphery of a wheel hub, and the outer joint member and the wheel hub are united by plastic deformation in radially outwa... | 11/29/2005 |
| 6964155 | Turbofan engine comprising an spicyclic transmission having bearing journals A planet gear journal for an epicyclic gear system is asymmetrically formed to compensate for carrier twist. The asymmetry may be between a pair of opposed outwardly open annular channels inboard of a bearing surface of the journal. A particular application is the p... | 11/15/2005 |
| 6962441 | Rotary member and production process A rotary member such as a member of a bearing, a rotating member of a transmission or a gear for a motor vehicle, includes a base region of a ferrous base material such as a steel. The rotary member is formed with a hydrogen blocking layer formed in a contact surfac... | 11/08/2005 |
| 6939049 | Connecting rod bearing shell or bushing or main bearing shell The invention relates to a connecting rod bearing shell or bushing for internal combustion engines or to a main bearing shell for crankshaft mounting in internal combustion engines, made of a sliding bearing composite material having a metal, preferably steel suppor... | 09/06/2005 |
| 6933054 | Bearing material for the manufacture of wear-resistant slide bearings made of a copper-aluminum-alloy with defined cover layers A bearing material for the manufacture of wear-resistant slide bearings made of a Cu—Al-alloy, consisting of 0.01 to 20% Al, optionally further elements, the remainder copper and the common impurities. The slide bearing has for this purpose an outer, wear-reducing... | 08/23/2005 |
| 6923576 | Rolling bearing and belt continuously variable transmission A rolling bearing has the radius of curvature of the raceway on an inner ring and an outer ring is from not smaller than 50.1% to not greater than 51.9% of the diameter of the balls, and at least one of the compositions of the bearing is obtained by forming an alloy... | 08/02/2005 |
| 6902324 | Crankshaft bearing shell A crankshaft bearing shell in an internal combustion engine of a vehicle is made from a steel/aluminum composite material and is composed of a steel supporting layer and an aluminum plated sliding layer containing parts of tin and copper in the aluminum sliding laye... | 06/07/2005 |
| 6872002 | Bearing material for porous hydrostatic gas bearing and porous hydrostatic gas bearing using the same A bearing material includes: a backing metal made of stainless steel; and a porous sintered metal layer integrated with at least one surface of the backing metal by means of a bonding layer, particles of an inorganic substance being contained in a dispersed manner a... | 03/29/2005 |
| 6851864 | Rolling bearing A bearing with a ball contact with a raceway groove of one of an outer ring and an inner ring at one point and the other at two points. The surface of the ball and the surface of the race of the outer ring and the race of the inner ring were provided with a phosphor... | 02/08/2005 |
| 6844085 | Copper based sintered contact material and double-layered sintered contact member With the objectives of alleviating the property of attacking on the mating member by scratching-off of local agglutinates on the sliding contact surface, achieving improved wear resistance, and achieving improved seizure resistance through restraint of frictional he... | 01/18/2005 |
| 6793393 | Copper-based sintered alloy bearing for motor fuel pump This bearing for a motor fuel pump is made of a graphite dispersion type Cu-based sintered alloy with a composition consisting essentially of 20 to 40% by weight of Ni, 0.1 to 0.9% by weight of P and 1 to 8% by weight of C, and the balance of Cu and inevitable impur... | 09/21/2004 |
| 6790297 | Retainer A brass is a base material, and a material containing Mn and Si is cast to make a ring material. Ametallic structure in the cross section of the ring material is under a condition where an intermetallic compound Mn5Si3 is uniformly and finely s... | 09/14/2004 |
| 6740428 | Slide member In a slide member comprising a base member and a slide layer including a first surface fixed to the base member and a second surface being opposite to the first surface in a thickness direction of the slide layer and capable of contacting another member in such a ma... | 05/25/2004 |
| 6685357 | Transmission shaft set A transmission shaft set includes a shaft for use in a motor for power output and an axle bush adapted to support the shaft, the shaft and the axle bush being respectively made of material of high toughness and material of high harness such that the hardn... | 02/03/2004 |
| 6659647 | Ceramic dynamic pressure bearing, motor with bearing, hard disk device, and polygon scanner A ceramic dynamic pressure bearing, includes: a first member having an outer periphery formed with a gap forming surface causing a radial dynamic pressure, and a second member having an inner periphery defining a through hole formed with a gap forming sur... | 12/09/2003 |
| 6588934 | Silver-containing copper alloys for journal bearings The present invention relates to a copper base alloy suitable for use in bearing structures. The copper base alloy consists of from about 15 wt % to about 90 wt %, preferably from about 50 wt % to about 60 wt %, silver and the balance essentially copper. ... | 07/08/2003 |
| 6589448 | Ceramic ball for bearing and ceramic ball bearing using the same A ceramic bearing ball in which at least a portion of a constituent ceramic is formed of an electrically conductive inorganic compound phase, whereby a proper electrical conductivity is imparted to the ceramic. Thus, electrifying of a bearing ball is prev... | 07/08/2003 |
| 6582126 | Bearing surface with improved wear resistance and method for making same A radial bearing and method for making the same are disclosed. Radial bearings are typically used in downhole motors to control the direction of drilling in directional drilling operations. The cuttings from the bit are carried away by the drilling fluid ... | 06/24/2003 |
| 6565477 | Power roller assembly for a toroidal-type continuously variable transmission A power roller assembly for a toroidal-type CVT, including a pair of races formed with bearing surfaces opposed to each other, a plurality of rolling elements rotatably disposed between the races in contact with the bearing surfaces, and an iron phosphate... | 05/20/2003 |
| 6537683 | Stratified composite material for sliding elements and method for the production thereof A method is described for producing composite multilayer materials which exhibit optimum properties throughout their entire service life. The composite multilayer material comprises a backing layer, a bearing metal layer, an intermediate layer and an elec... | 03/25/2003 |
| 6511226 | Aluminum thrust washer An aluminum thrust washer that has a wrought aluminum matrix that includes from 2 to 20 weight percent silicon, 0.1 to 4 weight percent of copper, with the remainder pure aluminum. The aluminum thrust washer is formed of a mono-metal structure without a b... | 01/28/2003 |
| 6478471 | Wheel-support rolling bearing unit and a method manufacturing the same A cylindrical portion 10 is not quenched, and its hardness of a cylindrical portion 10 is set at Hv200 to 300. An average cross sectional area of the crystal particle in this portion is set to be within 0.3 mm2. Accordingly, when a caulking por... | 11/12/2002 |