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
1984-05-17
1986-04-08
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
43 8, 254389, B66D 130, A01K 7300
Patent
active
045807663
ABSTRACT:
Line or net hauling apparatus is disclosed comprising a drum having a cylindrical surface from which project a plurality of generally radially extending engagement members each having a first surface element at the cylindrical surface on the opposite side of a circumferential center line from that of the adjacent members to define a sinuous path for a flexible line or net wound on the drum; edge surface elements of the engagement members being inclined with respect to the diametral axial plane in which lies the said first surface element of the engagement member, the inclination of adjacent edge surface elements being in opposite directions from one another.
REFERENCES:
patent: 571033 (1896-11-01), Ahearn
patent: 2095409 (1937-10-01), Deluchi et al.
patent: 2733531 (1956-02-01), Puretic
patent: 3047973 (1962-08-01), Puretic
patent: 3797806 (1974-03-01), Demmert
Jaekel Katherine
Levy Stuart S.
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