Hoisting assembly

Details Hoisting assembly Hoisting assembly

1978-05-30

1979-05-22

Oresky, Lawrence J.

Traversing hoists

Overhead

Cable

B66C 2372

Patent

active

041554639

ABSTRACT:
A hoisting assembly for hoisting loads comprising a jib boom and a counterweight arm extending in opposite directions and pivotally mounted on a supporting means for pivoting in a same vertical plane, and interconnected by means of an adjustable connecting means allowing their relative angular position to be changed, said boom and said counterweight arm building a pendular assembly swinging around said supporting means automatically and taking a balanced position whatever the load carried by the boom is.

REFERENCES:
patent: 2364493 (1944-12-01), Olinski
patent: 2703180 (1955-03-01), Brown
patent: 3034661 (1962-05-01), Pollack et al.
patent: 3266636 (1966-08-01), Dorn
patent: 3685668 (1972-08-01), Suverkrop

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