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Class Information
Number: 384/521
Name: Bearings > Rotary bearing > Antifriction bearing > Radial bearing > Ball bearing > Discrete spacing member > Ball spacer
Description: Subject matter wherein the spacing element is spherical.

Patents under this class:

Patent Number Title Of Patent Date Issued
8529136 High temperature ball bearing Sep. 10, 2013
8425121 Rolling bearing with spherical separators Apr. 23, 2013
8215845 Tandem stack angular contact bearing for rotary wing aircraft Jul. 10, 2012
8167501 Separator for bearing assemblies with cyclic loads May. 1, 2012
8021053 Rotary wing aircraft ball bearing Sep. 20, 2011
7758245 Rolling guide unit with separator interposed between any two adjacent rolling elements Jul. 20, 2010
7513692 Method for multi orbital engagement of surfaces by free rolling bodies and multi orbital devices based on this method Apr. 7, 2009
7159481 Ball screw device and linear motion device Jan. 9, 2007
7146869 Ball screw device and linear motion device Dec. 12, 2006
7008113 Roller bearing in a deep-drilling apparatus Mar. 7, 2006
6923575 Ball spacer and rolling device using it Aug. 2, 2005
6854351 Linear motion device, rolling device and separator for rolling device Feb. 15, 2005
6821604 Retaining piece structure Nov. 23, 2004
6419397 Housed steering column Jul. 16, 2002
6113274 Linear guideway having spacers and spacer ball Sep. 5, 2000
5904426 Non-retainer type rolling bearing May. 18, 1999
5685390 Electrically-operated power steering apparatus Nov. 11, 1997
5615955 Linear guide apparatus with lubricant-containing polymer spacer balls Apr. 1, 1997
4500144 Bearing member Feb. 19, 1985
4208077 Continuous contact ball and roller bearing Jun. 17, 1980
4141607 Extreme temperature rolling contact ball bearings Feb. 27, 1979
3989324 Rolling contact bearings Nov. 2, 1976

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