Tackles

Details Tackles Tackles

1983-03-11

1985-01-01

Levy, Stuart S.

Implements or apparatus for applying pushing or pulling force

Apparatus for hauling or hoisting load, including driven...

Device includes rotatably driven, cable contacting drum

254273, 254276, 254337, 254399, 254404, 254415, 254902, 212213, B66D 138, B66D 156, B66D 158, B66D 308

Patent

active

044913010

ABSTRACT:
Interposed between the driving shaft of the tackle and the hoisting hook of the tackle is a flat textile strap or a flat metal braid. The strap or braid is attached to the drum of a drum-pulley keyed on the driving shaft at the end of the strap or braid. The strap passes around the pulleys of a pulley-block comprising an upper block mounted on the frame of the tackle to pivot about a horizontal axis X-X, and a lower block suspended from the strap or braid and carrying the hook.

REFERENCES:
patent: D30347 (1899-03-01), Williams
patent: 1060676 (1913-05-01), Gilchrist
patent: 1809515 (1931-06-01), Hallenbeck
patent: 2247795 (1941-07-01), Whitcomb et al.
patent: 3452964 (1969-07-01), Bibeault
patent: 3960362 (1976-06-01), Griffiths et al.
patent: 4042213 (1977-08-01), Schreyer et al.
patent: 4069921 (1978-01-01), Raugulis et al.
patent: 4205246 (1980-05-01), Wise et al.
patent: 4226403 (1980-10-01), Schorling

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