APPARATUS FOR FORMING BEARING RACES
United States Patent 3531970
US Patent References:
Cold extrusion of bearing races
- - 2913811
Method for the production of ballbearing races and similar parts
- - 2766512
Method of producing a pair of rings from a substantially circular blank
- - 3233307
Forging method
- - 3378903
Cold extrusion of bearing races
- - 2913811
Method for the production of ballbearing races and similar parts
- - 2766512
Method of producing a pair of rings from a substantially circular blank
- - 3233307
Forging method
- - 3378903
Inventors:
Pethick, David W.
Publication Date:
10/06/1970
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Assignee:
FEDERAL MOGUL CORP
Primary Class:
Other Classes:
29/898.066, 72/360
International Classes:
B21K1/04; B21K1/00; B21K1/04; B21D28/00; B21D22/26; B21D22/20; B21D53/12; B21D31/00