Air flow cooling apparatus and drive therefor
United States Patent 2937803
US Patent References:
Refrigeration
- - 2386505

Magnetic coupling
- - 2556004

Magnetic clutch
- - 2571762

Dynamoelectric apparatus
- - 2594931


Inventors:
Cunningham, Edward F.
Publication Date:
05/24/1960
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Assignee:
EASTERN IND INC
Primary Class:
417/420
Other Classes:
310/103, 165/122, 310/62
International Classes:
F04D25/02