Lifting device

Implements or apparatus for applying pushing or pulling force – Apparatus for hauling or hoisting load – including driven... – Device includes rotatably driven – cable contacting drum

Reexamination Certificate

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Details

C254S271000

Reexamination Certificate

active

06916015

ABSTRACT:
A lifting device comprising a rope or wire provided at one end with a gripping device for an object to be lifted, a pulling device provided at the other end of the rope or wire and a rope wheel around which the rope or wire is wound. The rope wheel is provided with a groove for the rope. The rope wheel has a bulge in which a raised screw is inserted wherein, when the rope is wound on the rope wheel and reaches the bulge, the rope is lifted and interacts with a breaker, thereby stopping lifting.

REFERENCES:
patent: 813451 (1906-02-01), Rohling et al.
patent: 2989288 (1961-06-01), Smith
patent: 3537686 (1970-11-01), McKendrick
patent: 3677520 (1972-07-01), Koomey
patent: 3850380 (1974-11-01), Kranefeld
patent: 3998432 (1976-12-01), Uldricks et al.
patent: 4284253 (1981-08-01), Uribe
patent: 4448394 (1984-05-01), LeMoine
patent: 4455013 (1984-06-01), Fischer et al.
patent: 5350075 (1994-09-01), Kahlman
patent: 5915673 (1999-06-01), Kazerooni
patent: 5984276 (1999-11-01), Green
patent: 6299139 (2001-10-01), Kazerooni
patent: 6386513 (2002-05-01), Kazerooni
patent: 6622990 (2003-09-01), Kazerooni
patent: 6634621 (2003-10-01), Keith
patent: 23 65 374 (1975-01-01), None
patent: 8502716 (1986-01-01), None
patent: WO 86/07042 (1986-12-01), None

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