Patent ID: 6314842
Filing Date: 2001-11-13
Classification: B25B

Abstract:
A crescent wrench comprising handle having one end terminating in a fixed jaw, a movable jaw coupled to said handle and moved relative to said fixed jaw, and a thumbscrew mounted in a hole in said handle and turned to move said movable jaw relative to said fixed jaw, wherein said handle comprises a recess disposed at one side between said thumbscrew and said fixed jaw, a screw hole at said recess, a holding-down screw threaded into said screw hole and turned to hold down said movable jaw, said holding-down screw having a bottom end terminating in a conical tip and a top end made with a polygonal coupling hole, and a handle adapted for turning said holding-down screw in said screw hole, said handle having a polygonal driving rod fitted into the polygonal coupling hole of said holding-down screw.