Integral heel tree length grapple

Details Integral heel tree length grapple Integral heel tree length grapple

1982-04-26

1984-05-29

Spar, Robert J.

Material or article handling

Vertically swinging load support

Grab

414745, 414738, 414732, 294 88, B66C 132

Patent

active

044511949

ABSTRACT:
There is provided a grapple for lifting and maneuvring elongated items, which includes a main frame and a sub-frame, the two frames being pivotally mounted with respect to each other about a substantially vertical axis. The sub frame includes grappling jaws and heel elements which are capable of receiving elongated items. Mechanisms are provided for rotating the sub-frame with respect to the main frame. The heel is fixed with respect to the sub-frame and is spaced from the grappling jaws.

REFERENCES:
patent: 2656059 (1953-10-01), Troyer
patent: 3204795 (1965-09-01), Larson
patent: 3263834 (1966-08-01), La Tendresse
patent: 3631995 (1972-01-01), Jones

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