Device for handling an object such as a pipe or pile

Details Device for handling an object such as a pipe or pile Device for handling an object such as a pipe or pile

1982-08-03

1984-11-20

Cherry, Johnny D.

Handling: hand and hoist-line implements

Grapple

Collar-engaging

285396, 294 861, 294 8617, 403348, B66C 100, E21B 2300

Patent

active

044835639

ABSTRACT:
A device for handling an object such as a pipe comprising a cylindrical member, with four disposed adjacent one another elongate grooves or recesses in the peripheral direction in the surface thereof and extending in upward direction, with the first and last open at the bottom, and merging into one another at the top and bottom ends via trapezoidal grooves or recesses, the whole being adapted to receive and co-operate with at least one lug projecting from the surface of the pipe.

REFERENCES:
patent: 1717497 (1929-06-01), Davis
patent: 2799344 (1957-07-01), Muse
patent: 3072430 (1963-01-01), Fahrenwald
patent: 3211479 (1965-10-01), Brown
patent: 4199210 (1980-04-01), Trott
patent: 4273464 (1981-06-01), Scott

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