B - Operations – Transporting – 66 – C
Patent
B - Operations, Transporting
66
C
294/24
B66C 1/00 (2006.01) B66C 1/48 (2006.01)
Patent
CA 1231118
LIFTING CLAMP LOCKING MECHANISM WITH PUSH BUTTON RELEASE HANDLE ABSTRACT A lifting clamp for articles such as steel plates has a clamp body defining a slot to receive the article to be lifted with opposed jaws mounted on opposite sides of the slot, one jaw being mounted for opening and closing movement relative to the other jaw, a shackle mounted for guided movement in the clamp body and adapted for connection to a lifting force, linkage connecting the shackle to the movable jaw and a shiftable locking mechanism engagable with the assembly of the movable jaw and linkage to lock the jaws in either their open or closed positions. The locking mechanism has associated therewith a spring biased locking pin carried by the clamp body for holding the locking mechanism in the closed jaw position and a handle operable from the clamp body exterior to shift such mechanism, such handle carrying a manually engagable push button disposed to be engagable with the locking pin to release the locking mechanism from the closed jaw position.
439940
Renfroe (j. C.) And Sons Inc.
Sim & Mcburney
LandOfFree
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