Bizarre Patents
Pillow with retractable umbrella
A pillow assembly having a supporting assembly and a retractable umbrella assembly that is easily transportable and allows a user to support his/her head while covering their face from sunlight.
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| Number | Title | Issue Date |
| 8172463 | Rolling bearing with a ceramic coating and method for manufacturing the same A rolling bearing is provided that includes an inner ring, an outer ring, and a plurality of rolling elements provided between a raceway surface of the inner ring and that of the outer ring and has a ceramic film formed on at least one surface selected from among an... | 05/08/2012 |
| 8070364 | Rolling bearing of ceramic and steel engaging parts A roller bearing having two cooperating rolling parts of which one is of ceramic and the other of a steel. The steel part is of such structure and/or material and/or is so produced to cause residual compressive stresses to form beneath the contact surface of the ste... | 12/06/2011 |
| 7857518 | Antifriction bearing race, particularly for highly stressed antifriction bearings in aircraft power units An antifriction hearing race, particularly for highly stressed antifriction bearings in aircraft power units, which have a fixed joining of two layers made of different metallic materials, with an area of the raceways for the roller bodies being made of a steel with... | 12/28/2010 |
| 7798724 | Bearing with light weight metal and ceramic material A bearing includes an inner bearing ring on which a raceway is formed. The ring includes at least a first component of light metal material and at least a second component of fully dense ceramic material, where the first component and the second component are separa... | 09/21/2010 |
| 7744283 | Bearing for alternator and bearing for pulley A bearing for alternators and a bearing for pulleys for reducing hydrogen embrittlement or cracking is used when the bearing is in an environment having a severe condition, such as, when hydrogen is generated from grease or the like. The bearing includes a rolling e... | 06/29/2010 |
| 7703984 | Rolling bearing A rolling bearing comprises a roller, a roller shaft provided inwardly of the roller, and rolling elements provided between the roller and the roller shaft, the roller shaft having a nitrogen-rich layer and is configured such that its race surface, on which the roll... | 04/27/2010 |
| 7690846 | Bearing device and method of manufacturing the bearing device A bearing device is provided with a bearing ring and a shaft body that is made of carbon steel including pearlite having a cementite layer structure, and has an end portion caulked onto the bearing ring, and in this device, at least in the end portion of the shaft b... | 04/06/2010 |
| 7690847 | Rolling bearing A rolling bearing (10) having an outer ring (1), an inner ring (2), and a plurality of rolling elements, wherein at least one of the members, the outer ring (1), inner ring (2) and rolling elements (3), has a nitrogen rich l... | 04/06/2010 |
| 7665898 | 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 ... | 02/23/2010 |
| 7585114 | Compressor bearing and compressor component A compressor component incorporated into a compressor having a compressor body and a compressor pulley mechanism transmitting a driving force to the compressor body has an austenite grain with a grain size number falling within a range exceeding 10, a fracture stres... | 09/08/2009 |
| 7510333 | Stern drive shaft support bearing Arrangements may include a bearing assembly, the bearing assembly having a bearing housing ring, the housing ring having an inner bore, at least a portion of the inner bore including a dry lubricant coating; a bearing, the bearing including: an outer race, the outer... | 03/31/2009 |
| 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 |
| 7438477 | Bearing part, heat treatment method thereof, and rolling bearing A bearing part comprising steel subjected to carbonitriding at a carbonitriding temperature exceeding the A1 transformation temperature, and cooled to a temperature lower than the A1 transformation temperature. The steel is reheated to a temper... | 10/21/2008 |
| 7431511 | Rolling bearing A rolling bearing includes: outer and inner rings, at lease one of which is made of a ceramics; a plurality of rolling elements interposed between the outer and inner rings; a seal groove, a sectional shape in an axial direction of which is formed by substantially a... | 10/07/2008 |
| 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 |
| 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 |
| 7416344 | Pump carrying supercritical fluid with ceramic bearings A pump for carrying supercritical CO2 fluid or liquid CO2 capable of securing reliability by optimizing a bearing part. An angular ball bearing (8) comprises an inner ring (8a), an outer ring (8b), balls (8... | 08/26/2008 |
| 7334943 | Differential support structure, differential's component, method of manufacturing differential support structure, and method of manufacturing differential's component A structure supporting a differential rotatably includes an inner ring arranged at the differential, an outer ring arranged at an external peripheral portion formed to surround the differential, and a tapered roller rolling between the inner ring and the outer ring.... | 02/26/2008 |
| 7332843 | Motor A pump apparatus includes a motor unit and a pump unit. The motor unit includes a cylindrical yoke housing and a rotor accommodated in the yoke housing. A rotary shaft of the rotor is supported by a first bearing and a second bearing. In a direction from a bottom wa... | 02/19/2008 |
| 7325585 | Dental prosthetic forming system A system for forming a dental prosthetic using the lost wax method utilizes a unitary pattern assembly to create a unitary cavity in a mold incorporating a dental prosthetic pattern cavity portion, a reservoir cavity portion and at least one sprue. The volume of the... | 02/05/2008 |
| 7275319 | Rolling element bearing having starved lubrication conditions A rolling element bearing comprises an inner ring and an outer ring which are each provided with a raceway, and a series of rolling elements which are in contact with the raceways of each ring. A lubricant film is provided in the contacts between the rolling element... | 10/02/2007 |
| 7264883 | Hard coating film excellent in adhesion and manufacturing method thereof A hard coating film of the present invention is formed on a substrate, and is a multilayer including at least the following layers (1) to (3). (1) A first layer on the substrate side comprising one or more metals selected from the group consisting of elements in Gro... | 09/04/2007 |
| 7264399 | Rolling element bearing having starved lubrication conditions A rolling element bearing comprises an inner ring and an outer ring which are each provided with a raceway, and a series of rolling elements which are in contact with the raceways of each ring. A lubricant film is provided in the contacts between the rolling element... | 09/04/2007 |
| 7244686 | Bearings produced from silicon nitride substances containing sintering additives and SiO The present invention is directed to bearings produced from a silicon nitride material. The silicon nitride material consists of a sintering aid selected from the group consisting of Al2O3 and Y2O3, silicon dioxide, and op... | 07/17/2007 |
| 7243783 | Chain pin for hinge conveyor chains A method of assembling a hinge conveyor chain includes providing adjacent conveyor links formed from a ferritic-pearlitic stainless steel, wherein the adjacent links have interdigitating link ends with openings for receiving a pin, and inserting a pin having a radia... | 07/17/2007 |
| 7237963 | Rolling part and power transmission part There is provided a rolling component formed of a steel material of the medium carbon steel level that provides a rolling life improved to be comparable to that of bearing steel and also provides improved characteristic against surface-cracking, and a power transmis... | 07/03/2007 |
| 7234869 | Sink roll bearing having ceramic elements for supporting the roll's shaft A bearing for supporting a shaft submerged in molten zinc, has a bearing surface comprising a steel cylindrical liner having slots retaining ceramic shaft-engaging bearing elements. ... | 06/26/2007 |
| 7223020 | Bearing assembly A bearing assembly including a bearing having an outer bearing ring and an inner bearing ring. The outer bearing ring is axially received in a bearing-receiving recess that includes a substantially cylindrical inner wall. An element that is radially flexible is loca... | 05/29/2007 |
| 7220359 | Lubrication system A method for reducing the presence of ferritic particles in lubricant employed in the lubrication of rotary shaft bearing of the type that include a first bearing contact surface, a second bearing contact surface and a plurality of rotatable bearing members disposed... | 05/22/2007 |
| 7213973 | Rolling bearing in aircraft A single-row or multi-row rolling bearing comprising thin-walled bearing races which are made of a martensitic, through hardened steel and have the following characteristics: a surface hardness of ≧613 HV (56 HRC) in the area of the bearing face; a core hardness o... | 05/08/2007 |
| 7207933 | Carburized roller member made of high carbon chromium steel A roller member comprising high carbon chromium bearing steel having a carburization treatment. The bearing steel comprising a surface portion defined as a range between a surface of a rolling face of the roller member to a depth where a maximum shearing stress acts... | 04/24/2007 |
| 7196042 | Grease composition and rolling apparatus A grease composition is produced by mixing a thickener comprising a fluoro resin and a second thickener component (a metallic soap, a complex metallic soap, an N-substituted terephthalamic acid metal salt, organic bentonite or a calcium sulfonate complex) into a bas... | 03/27/2007 |
| 7189171 | Rolling bearing for belt driven continuously variable transmission A bearing is provided to have sufficient durability even when CVT fluid having a low viscocity is used, with its flow rate kept small, so that the efficiency of the belt-type continuously variable transmission is improved. The material of the races including ... | 03/13/2007 |
| 7185619 | Rocker arm and method of manufacturing the same A rocker arm 1 made of sheet metal is formed so that Vickers hardness Hv of the surface layer portion 9a of the valve stem receiver 9 is set at Hv 650 to 800 and a quantity of the retained austenite γR is set at 25 ... | 03/06/2007 |
| 7186029 | Rolling element bearing and motor A rolling bearing for supporting a shaft on which a fan is provided, has an inner ring having an inner ring race on an outer surface thereof, an outer ring having an outer ring race on an inner surface thereof, balls provided between the inner ring race and the oute... | 03/06/2007 |
| 7178986 | Rolling bearing In a rolling bearing including a cage arranged in an annular space between an outer ring and an inner ring, a plurality of rolling elements held by the cage, and a solid lubricating agent provided in the cage, the cage has a plurality of rolling element receiving po... | 02/20/2007 |
| 7172343 | Rolling sliding member and rolling apparatus A rolling bearing includes: an inner ring mounted on a shaft to be supported; an outer ring provided around an outer periphery of the inner ring; a plurality of rolling elements rolling while contacting with an inner peripheral face of the outer ring and an outer pe... | 02/06/2007 |
| 7165929 | Load bearing member arrangement and method In the design of load bearing members for use in work machines, it is oftentimes beneficial to minimize the weight of such structures which, in turn, may allow for increased payloads and decreased cycle times of the work machine. A load bearing arrangement for use w... | 01/23/2007 |
| 7163368 | Hydrodynamic bearing runner for use in tilting pad thrust bearing assemblies for electric submersible pumps An electrical submersible pump runner having a core layer and a wear layer affixed to the core layer. One embodiment of the invention provides an electrical submersible pump that includes a motor section and a centrifugal pump section. A seal section and rotary gas ... | 01/16/2007 |
| 7160622 | Oil repelling agent An oil repelling agent to coat a dynamic pressure device, such as a fluid dynamic pressure bearing device, includes a UV coloring agent, a fluorine-based polymer and a solvent. In an exemplary embodiment of the invention, the concentration of the UV coloring agent c... | 01/09/2007 |
