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Class Information
Number: 384/528
Name: Bearings > Rotary bearing > Antifriction bearing > Radial bearing > Ball bearing > Cage structure > Fully circular aperture for ball
Description: Subject matter wherein the cage comprises a fully circular aperture for receiving each ball.

Sub-classes under this class:

Class Number Class Name Patents
384/530 Plural elements joined to form an aperture 19
384/529 Two circular apertures per ball 1

Patents under this class:

Patent Number Title Of Patent Date Issued
7938584 Cage for inclined ball bearing May. 10, 2011
7507028 Bearing retainer assembly and method Mar. 24, 2009
7059776 Synthetic resin retainer and angular ball bearing Jun. 13, 2006
7033082 Angular contact ball bearing and spindle device Apr. 25, 2006
7033081 Ball bearing Apr. 25, 2006
6969235 Air turbine starter with angular contact thrust bearing Nov. 29, 2005
6749341 Ball bearing Jun. 15, 2004
6709163 Fastening cage segment ends for sheet-metal cage for rolling-contact bearings Mar. 23, 2004
6206575 Cage for bearing and bearing using the same Mar. 27, 2001
6010248 Pressed retainer and a ball bearing comprising the pressed retainer Jan. 4, 2000
5906441 Resin made cage for an angular ball bearing May. 25, 1999
5642945 Bearing assembly Jul. 1, 1997
5394284 Direct access storage device having a stable ball bearing cage design Feb. 28, 1995
5230570 High performance rolling element bearing Jul. 27, 1993
5122001 Split ring antifriction bearing retainer Jun. 16, 1992
4844628 Cage for antifriction bearings Jul. 4, 1989

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