Patent application number | Description | Published |
20090067768 | Rolling Bearing and Supercharger Using Same - There are provided an inner ring having a first raceway at an outer periphery thereof, an outer ring having a second raceway at an inner periphery thereof, an intermediate ring which is interposed between these, and has a third raceway at an inner periphery thereof and also has a fourth raceway at an outer periphery thereof, first rolling elements interposed between the first raceway and the third raceway, and second rolling elements interposed between the fourth raceway and the second raceway. The intermediate ring includes a larger-diameter ring portion, and a smaller-diameter ring portion formed on the larger-diameter ring portion through an inclined ring portion. The third raceway is formed at a boundary portion between the larger-diameter ring portion and the inclined ring portion, and the fourth raceway is formed at a boundary portion between the smaller-diameter ring portion and the inclined ring portion. | 03-12-2009 |
20090081040 | Rolling bearing device and turbocharger incorporating same - A rolling bearing device includes a bearing housing supported on a casing of a turbocharger, and a pair of rolling bearings mounted within the bearing housing and rotatably supporting a turbine shaft. A middle position between the pair of rolling bearings in an axial direction and a central portion of the bearing housing in the axial direction are offset from each other in the axial direction. Each of the rolling bearings includes an inner ring, an outer ring, an intermediate ring interposed between the inner and outer rings, a row of rolling elements rollably interposed between the inner ring and the intermediate ring, and a row of rolling elements rollably interposed between the intermediate ring and the outer ring. The intermediate ring has a damper function to be very slightly displaced or very slightly deformed elastically so as to damp vibration produced during rotation of the turbine shaft. | 03-26-2009 |
20090081057 | Turbocharger - A turbocharger includes a housing, and a turbine shaft supported in a center hole in the housing through rolling bearings. A tank portion for storing lubrication oil is formed in the housing, and the lubricating oil is supplied from the tank portion to the rolling bearings through wick members extending from the tank portion respectively to the rolling bearings. The wick member includes a bundle of fibers made of a plastics material, and a distal end portion thereof is separated into a fibrous condition, and this distal end portion is held in contact with the bearing. The lubricating oil is supplied to the bearing by a capillary action of the wick member. | 03-26-2009 |
20090092348 | ROLLING BEARING - A diameter of each first ball | 04-09-2009 |
20090101087 | Supercharger - A supercharger includes a housing, and a turbine shaft supported in a center hole in the housing through rolling bearings. Lubricating oil for the rolling bearings exists only within the housing. A cooling water jacket is provided within a body portion of the housing over a region from one axial end portion of the body portion to the other axial end portion thereof. | 04-23-2009 |
20090120154 | COMPOSITE MOLD, PLASTIC WORKING DEVICE FOR WORKPIECE MATERIAL, AND PLASTIC WORKING METHOD FOR WORKPIECE MATERIAL - After a rod-like titanium material | 05-14-2009 |
20090191995 | Resin pulley - A resin pulley includes: an outer cylindrical portion having an outer circumferential surface on which a belt is to be wound; an inner cylindrical portion which is disposed radially inwards of and concentrically with the outer cylindrical portion; and a plurality of ribs connecting an inner circumferential surface of the outer cylindrical portion and an outer circumferential surface of the inner cylindrical portion. The outer cylindrical portion, the inner cylindrical portion and the ribs are formed integrally from a resin material, and the ribs are provided in such a manner as to be inclined towards a circumferential direction relative to a radial imaginary line as viewed in an axial direction. | 07-30-2009 |
20090195540 | INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND PROGRAM - Provided is a shape information storage portion in which shape information, which is information specifying a shape of a solid object, which is a three-dimensional object, can be stored; a placement information storage portion in which placement information, which is one or more pieces of information that can be placed on a surface constituting the solid object, can be stored; an acquisition condition information storage portion in which acquisition condition information, which is information indicating a condition for acquiring information that is to be each placed on one or more surfaces constituting the solid object from the placement information, can be stored; and a surface information acquiring portion that acquires surface information, which is information that is to be placed on one or more surfaces of the solid object, from the placement information, using the acquisition condition information. | 08-06-2009 |
20090196743 | Turbocharger - A sealing structure includes a labyrinth seal provided between a housing and an outer periphery of an end portion of a turbine shaft on a turbine wheel side, and a piston ring seal disposed on a side toward a center of the turbine shaft in an axial direction thereof from a position on the turbine shaft at which the labyrinth seal is provided, and a ring groove is formed along a circumferential direction of the housing in a middle portion of the labyrinth seal to reverse a flow direction of exhaust gas entering from the exhaust passage. | 08-06-2009 |
20090205443 | Strain Gauge Manufacturing Method - A method for producing a strain gauge comprises the steps of: preparing a transfer foil film that is obtained by coating an adhesive resin film with a foil made from a resistant material; applying the adhesive resin film surface of the transfer foil film to a desired section of an outer surface of an object whose strain is to be measured, such a roller bearing; and processing the transfer foil film to transfer a foil gauge pattern to the object via the adhesive resin. | 08-20-2009 |
20090245711 | Rolling Bearing Cage, Ball Bearing and Roller Bearing - A multilayer film | 10-01-2009 |
20090250854 | Rotation Urging Device - An inner raceway surface ( | 10-08-2009 |
20090291790 | Pulley Assembly and Auto-Tensioner - A pulley assembly of the invention is adapted to impart torsion spring capability between an inside member and an outside member by means of a simple structure. By virtue of the torsion spring capability, the pulley assembly can effectively reduce the variation of belt tension exerted on a pulley portion disposed at either one of the inside member and the outside member, the variations of rotational speed and the like. | 11-26-2009 |
20100058867 | ACOUSTIC EMISSION DETECTOR AND CONTROLLER - An AE detector has an AE sensor and a destruction judging section. The destruction judging section judges it as a warning of destruction of a bearing when there are a predetermined number or more of points defined by parameters calculated based on signals from the AE sensor in a predetermined region of a parameter space defined by a plurality of parameters which can be created based on the signals from the AE sensor. | 03-11-2010 |
20100147104 | Cam Shaft Assembly and Assembly Method Thereof - A cam shaft assembly is provided which accomplishes torque reduction, which obviates a shortened service life of a bearing and which is designed to reduce a radial dimension with respect to the center of a camshaft. The cam shaft assembly includes: the cam shaft ( | 06-17-2010 |
20100314959 | ROLLING BEARING DEVICE AND ELECTRIC GENERATOR - The invention is aimed, in a rolling bearing device, to improve its durability by appropriately attenuating vibration of a rotating shaft by means of a high level of dumping performance, and thereby to reduce the load imposed on the rolling bearing and/or the overall system. A rolling bearing device of the present invention comprises a rolling bearing ( | 12-16-2010 |
20120094796 | RESIN PULLEY - A resin pulley includes an outer cylindrical portion including an outer circumferential surface on which a belt is to be wound, an inner cylindrical portion, and a plurality of ribs connecting an inner circumferential surface of the outer cylindrical portion and an outer circumferential surface of the inner cylindrical portion, which are formed of a resin material. The ribs are provided so as to be inclined towards a circumferential direction relative to a radial imaginary line as viewed in an axial direction. Radially outer end portions of the ribs are formed such that inclination angles of the respective radially outer end portions relative to the radial imaginary line increase as the ribs extend radially outward, and radially inner end portions of the ribs are formed such that inclination angles of the respective radially inner end portions relative to the radial imaginary line increase as the ribs extend radially inward. | 04-19-2012 |