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Class Information
Number: 384/492
Name: Bearings > Rotary bearing > Antifriction bearing > Radial bearing > Ball bearing > Ball or race composition or material
Description: Subject matter wherein the composition, e.g., density or porosity; or material of a ball or race is specified.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
6727207 Rolling bearing Apr. 27, 2004
6725720 Rolling bearing, and method of ultrasonically detecting flaws in bearing raceway ring of rolling bearing Apr. 27, 2004
6726728 Rolling bearing Apr. 27, 2004
6712520 Cage for roller bearing Mar. 30, 2004
6710487 Rotary device with matched expansion ceramic bearings Mar. 23, 2004
6702473 Rolling bearing Mar. 9, 2004
6692155 Rolling sliding member, process for the production thereof and rolling sliding unit Feb. 17, 2004
6682227 Rolling bearing component Jan. 27, 2004
6682220 Lightweight bearing and wave gear drive Jan. 27, 2004
6655845 Bearings, races and components thereof having diamond and other superhard surfaces Dec. 2, 2003
6642165 Wear resistant member for electronic equipment, and bearing and spindle motor therewith Nov. 4, 2003
6601993 Rolling bearing device Aug. 5, 2003
6598720 Fan clutch Jul. 29, 2003
6589448 Ceramic ball for bearing and ceramic ball bearing using the same Jul. 8, 2003
6582532 Steel for large bearing and parts for large bearing Jun. 24, 2003
6582130 Rolling bearing and bearing apparatus Jun. 24, 2003
6568858 Ball bearing May. 27, 2003
6565677 Rolling bearing May. 20, 2003
6547442 Rolling bearing Apr. 15, 2003
6540847 Rolling structure steel Apr. 1, 2003
6530695 Rolling bearing and method of making the same Mar. 11, 2003
6517249 Bearing with amorphous boron carbide coating Feb. 11, 2003
6517250 Rolling bearing Feb. 11, 2003
6513986 Electrical pittingproof rolling bearing Feb. 4, 2003
6508591 Conductive ceramic bearing ball, ball bearing, motor having bearing, hard disk drive, and polygon scanner Jan. 21, 2003
6488789 Wheel bearing unit Dec. 3, 2002
6481898 Ball bearing Nov. 19, 2002
6478893 Rolling bearing and method of machining rolling element of the bearing Nov. 12, 2002
6478553 High thrust turbocharger rotor with ball bearings Nov. 12, 2002
6471410 Coated rolling element bearing Oct. 29, 2002
6471409 Vehicle bearing device Oct. 29, 2002
6464400 Polycrystalline glass bearing Oct. 15, 2002
6446520 Feed screw and method of manufacturing the same Sep. 10, 2002
6443624 High speed angular contact ball bearing Sep. 3, 2002
6440237 Process for forming cold formed high-load bearing steel parts Aug. 27, 2002
6440233 Rolling bearing Aug. 27, 2002
6440232 Toroidal-type continuously variable transmission Aug. 27, 2002
6435725 Sheave assemblies and pulley blocks Aug. 20, 2002
6422756 Rolling bearing apparatus Jul. 23, 2002
6416228 Rolling contact bearing for supporting heated rolls Jul. 9, 2002
6403026 Steel and process for the manufacture of a component for bearings Jun. 11, 2002
6398420 Rolling bearing device Jun. 4, 2002
6391128 Rolling bearing May. 21, 2002
6375593 Power roller bearing and a troidal type continuously variable transmission system Apr. 23, 2002
6358333 Rolling member Mar. 19, 2002
6357924 Rolling bearing Mar. 19, 2002
6357923 Rolling bearing and bearing device Mar. 19, 2002
6345915 Bearing and method for manufacturing the same Feb. 12, 2002
6342109 Rolling bearing Jan. 29, 2002
6340245 Coated rolling element bearing Jan. 22, 2002

1 2 3 4 5 6 7










 
 
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