Title:
Speed reducer device
United States Patent 2641139
US Patent References:
/0353429.html
- - 0353429

/1181384.html
- - 1181384

Power-driving unit
- - 1781083

Transmission
- - 1923879

Geared motor
- - 1971968


Inventors:
Beisner, Lowell E.
Publication Date:
06/09/1953
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Assignee:
Beisner, Lowell E.
Primary Class:
74/425
Other Classes:
310/91, 74/606R, 74/421A
International Classes:
F16H1/16; H02K7/08; H02K7/116; F16H57/02; F16H1/04
US Patent References:
2052674Motorized unit
2089934Gear housing
2247562Thruster
2503027Gear reduction unit
Foreign References:
GB129678A
DE578432C
FR677718A