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Class Information
Number: 384/157
Name: Bearings > Rotary bearing > Plain bearing > For plow or colter disk
Description: Subject matter having means for supporting the bearing which receives a hub, or rotary shaft of a plow, or colter disk.

Patents under this class:

Patent Number Title Of Patent Date Issued
6484812 Harrow bearing Nov. 26, 2002
6378622 Soil laboring tool Apr. 30, 2002
5678930 Improved bearing assembly permitting tri-axial movement Oct. 21, 1997
4993850 Disc harrow support assembly Feb. 19, 1991
4525433 Composite material Jun. 25, 1985
4454923 Holding device for boring head tools or the like Jun. 19, 1984
4296977 Self-aligning shaft bearing mounting assembly Oct. 27, 1981
4173262 Disc gang mounting Nov. 6, 1979
4136746 Bearing assembly for farm implements incorporating rotatable discs Jan. 30, 1979
4060289 Bearing assembly for an auger scraper Nov. 29, 1977
3980355 Bearing boxes for rotary shafts subjected to twisting moments Sep. 14, 1976

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