Rotary impact tool
United States Patent 3228486
US Patent References:
Impact tool
- - 2563711

Impact tool with rotary position valve
- - 2784818

Impact clutch
- - 2836272

Rotary impact mechanism
- - 3106274


Inventors:
Kaman, Frank A.
Frenzel, Carl J.
Etzkorn, Elmer F.
Publication Date:
01/11/1966
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Assignee:
SKIL CORP
Primary Class:
173/93.600
Other Classes:
192/93A, 192/69.620
International Classes:
B25B21/02