Patent ID: 6237751
Filing Date: 2001-05-29
Classification: B65H

Abstract:
A clamping claw for an endless conveyor comprising:a support secured to the endless conveyor, said support including a first end secured to said endless conveyor, and a second end;a first, fixed clamping jaw supported adjacent said second end of said support;a second, movable clamping jaw cooperating with said first, fixed clamping jaw;a pivotable lever carried by said support adjacent said first end of said support, said pivotable lever having a first lever arm and a second lever arm said second lever arm being pivotable about a pivot shaft passing through said support, said first lever arm being attached to said second, movable clamping jaw, said second lever arm being pivotable on said pivot shaft to move said second movable clamping jaw between an open position, an intermediate center position, and a closed position with respect to said first fixed clamping jaw; andA force storage device having a first end secured to said second lever arm and having a second end secured to said second end of said support said first and second ends of said force storage device being located at first and second opposite sides of said pivot shaft, said force storage device generating an actuating force for moving said second, movable clamping jaw between said open and closed positions and for generating a clamping force on said second, movable clamping jaw in said closed position of said second movable clamping jaw, said second, movable clamping jaw being locked in said closed position by said force storage device moving past said center position.