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
1985-08-02
1987-03-17
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
254283, 254371, B66D 114, B66D 126
Patent
active
046501622
ABSTRACT:
A winch is disclosed and is equipped with two drive shafts and two rope drums corresponding thereto. The rope drums have peripheral grooves in which the rope which is slung over the drums is guided. A slip clutch is provided to compensate for velocity differences in the region where the rope is slung over the rope drums. The slip clutch is associated with at least one of the two drive shafts of the rope drums.
REFERENCES:
patent: 2372026 (1945-03-01), Smith
patent: 2497603 (1950-02-01), Helstrom
patent: 2650064 (1953-08-01), Picard
patent: 3292873 (1966-12-01), Tilloy
patent: 3931958 (1976-01-01), Hobbs
patent: 4234167 (1980-11-01), Lane
patent: 4261549 (1981-04-01), Bonassi
patent: 4309023 (1982-01-01), Plumettaz et al.
patent: 4345741 (1982-08-01), Rinio et al.
Hail III Joseph J.
Levy Stuart S.
Ottesen Walter
Rotzler GmbH & Co. Spezialfabrik fur Seilwinden und Hebezeuge
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