Electromagnetically operated tool
United States Patent 3179866

Inventors:
Doyle, Richard H.
Hermann, Roy LE. N.
Naber, Joseph S.
Publication Date:
04/20/1965
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Assignee:
FASTENER CORP
Primary Class:
318/125
Other Classes:
200/49, 310/68R, 327/460, 227/131, 310/49R, 310/50, 310/30
International Classes:
B25C1/06; B25C1/00
US Patent References:
2753470Vibrating apparatus
3018383Electrical master slave amplifier circuit employing silicon controlled rectifiers
3065360Transistor thyratron circuit employing grounded-emitter silicon controlled rectifieror equivalent
3085169Speed-setting indicators for portable electric tools
Foreign References:
AU242179B