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
1987-05-20
1989-03-28
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
B66D 130
Patent
active
048157104
ABSTRACT:
A device for adjusting the spaced relation between the cheeks of a sheet nipping sheave as used on winches, particularly for nautical applications, of the type comprising a sheet winding drum (2) with a sheet nipping sheave overlying the drum. The sheet nipping sheave has a lower cheek and a movable upper cheek. The movable cheek has a tubular connecting part provided with internal radially extending projections arranged to engage with corresponding recesses offset in height and formed on the sidewall of a collar which is fastened to the drum. A spacer spring is provided between the upper cheek and the drum.
REFERENCES:
patent: 2739767 (1956-03-01), Dunkelberger et al.
patent: 2928265 (1960-03-01), Askren
patent: 3559937 (1971-08-01), Carter
patent: 3968953 (1976-07-01), Guangorena
patent: 4225118 (1980-09-01), Ottemann
patent: 4341372 (1982-07-01), Sugioka
patent: 4369952 (1983-01-01), Kurling
patent: 4386760 (1983-06-01), Hutton
patent: 4453701 (1984-06-01), Huggett
patent: 4570869 (1986-02-01), Tsuji
Hail III Joseph J.
Levy Stuart S.
Striker Michael J.
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