Title:
Hoist
Document Type and Number:
United States Patent 2680004

Inventors:
Kurt, Herker
Publication Date:
06/01/1954
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Assignee:
Kurt, Herker
Primary Class:
254/340
International Classes:
B66D3/12; B66D3/00
US Patent References:
0152145
0479136
1015459
1464294Counterbalanced hoisting mechanism
1522047Grain-car-door-lifting mechanism
1529796Electric hoist
1926452Balancer
1928532Method of and apparatus for applying power for the operation of reciprocatory pumps
2323404Material handling and loading apparatus
2342020Spring balancer
2481037Multiple torsion spring


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