Implements or apparatus for applying pushing or pulling force – Apparatus for hauling or hoisting load – including driven... – Device includes rotatably driven – cable contacting drum
Patent
1978-03-06
1980-12-23
Braun, Leslie
Implements or apparatus for applying pushing or pulling force
Apparatus for hauling or hoisting load, including driven...
Device includes rotatably driven, cable contacting drum
81 60, 254344, 74812, F16H 552, B66D 130, B25B 1346
Patent
active
042403090
ABSTRACT:
A ratchet device which comprises a rotatable driving member, a rotatable driven member, first and second ratchet means through which the driving member rotates the driven member when the driving member is rotated in respective first and second directions, and means which automatically permits to-and-fro movement of the driving member to enable the driven member to be turned in one direction by alternate strokes of said driving member.
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patent: 3973755 (1976-08-01), Fawcett
patent: 3981208 (1976-09-01), Moses
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