Curb lifting device

Details Curb lifting device Curb lifting device

1983-12-21

1985-10-08

Marbert, James B.

Handling: hand and hoist-line implements

Grapple

Fixed and moveable jaw

294106, 294112, B66C 144

Patent

active

045456097

ABSTRACT:
A curb lifting device including a frame adapted to be positioned over the top of a curb. The frame includes a fixed jaw as well as a movable jaw, the movable jaw being supported at the bottom of a pivotally mounted support. The first and second supports are provided with lever pairs which are upwardly pivotably movable at a center connection by means of a longitudinally extending shaft to which actuation means normally in the form of an upwardly movable cable is attached. The frame is initially positioned in its open position over the curb and thereafter upward force exerted upon the lever pairs centrally thereof so as to force the second support and its jaw into grasping contact with the opposite side of the curb.

REFERENCES:
patent: 3099476 (1963-07-01), Miller
patent: 3297353 (1967-01-01), Carlson

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