Rolling bearing device

Details Rolling bearing device Rolling bearing device

2008-03-25

2009-11-10

Hannon, Thomas R (Department: 3656)

Bearings

Rotary bearing

Antifriction bearing

C384S484000, C384S459000, C277S572000

Reexamination Certificate

active

07614794

ABSTRACT:
A rolling bearing device of the invention has inner rings, an outer ring, and a sealing unit having a seal case fixed to the outer ring. The seal case is internally fitted to an annular corner formed between a shoulder inner peripheral surface of the outer ring, and a seal groove in a state where the diameter of a fixed portion is reduced elastically, and is fixed to the outer ring in a state where the annular corner and an outer peripheral surface of the fixed portion are in a line contact with each other.

REFERENCES:
patent: 2977138 (1961-03-01), Brittain, Jr.
patent: 3396975 (1968-08-01), Otto
patent: 3494682 (1970-02-01), Keller
patent: 5017025 (1991-05-01), Williams
patent: 5024449 (1991-06-01), Otto
patent: 5380102 (1995-01-01), Sink
patent: 6126321 (2000-10-01), Fetty et al.
patent: 2003-269471 (2003-09-01), None

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