Motorized pulleys
United States Patent 3005357
US Patent References:
/1313537.html
- - 1313537

/1323245.html
- - 1323245

Sectional roll
- - 1540588

Hoist
- - 1550114

Roller conveyer
- - 1725740


Inventors:
Dennis, Christian Joseph
Publication Date:
10/24/1961
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Assignee:
HOLO FLITE INTERNAT INC
Primary Class:
74/421A
Other Classes:
74/606R, 318/15, 310/83, 254/342, 254/362, 198/835, 474/187, 474/93
International Classes:
B65G23/08; F16H55/00; H02K7/10; B65G23/00
US Patent References:
2353510Idler roller for belt conveyers
2439521Reducing gear mechanism
2500485Rotary reduced speed power transmission
2779205Self-contained mechanical power transmission unit