Patent ID: 6019406
Filing Date: 2000-02-01
Classification: B66C

Abstract:
A power gripper for a lifting machine for gripping an item to be lifted by the lifting machine, said power gripper comprising:a frame for engaging the lifting machine via a lifting-machine cable to be thereby raised and lowered by the lifting machine;at least one gripping element movably mounted on the frame for moving between a gripping position in which it grips the item to be lifted and a releasing position in which it releases the item to be lifted;a motivating means mounted on the frame for selectively moving the at least one gripping element between the gripping and releasing positions; and,a switching device coupled to the motivating means and the frame substantially only by a flexible electrical cord extending from the switching device to the motivating means so that said switching device has freedom of movement relative to the frame as allowed by flexibility and length of the flexible electrical cord so that an operator located at the item to be lifted can move the switching device relative to the frame and item to be lifted.