Title:
APPARATUS FOR FORMING BEARING RACES
United States Patent 3531970
Inventors:
Pethick, David W.
Publication Date:
10/06/1970
Export Citation:
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Assignee:
FEDERAL MOGUL CORP
Primary Class:
72/339
Other Classes:
29/898.066, 72/360
International Classes:
B21K1/04; (IPC1-7): B21D28/00; B21D22/20; B21D22/26; B21D31/00; B21D53/12; B21K1/04
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US Patent References:
3378903Forging method
3233307Method of producing a pair of rings from a substantially circular blank
2913811Cold extrusion of bearing races
2766512Method for the production of ballbearing races and similar parts




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