Patent ID: 6125514
Filing Date: 2000-10-03
Classification: B25B,B66C,Y10S,Y10T

Abstract:
A safety clamp comprising:a link, said link having a hang hole for fastening to the cable of a lifting mechanism, and a coupling hole at an opposite end;a steering mechanism, said steering mechanism comprising a casing having a receiving chamber and a locating hole at two distal ends, a ratchet mechanism mounted in said receiving chamber inside said casing, and a cover covered on said receiving chamber to hold said ratchet mechanism in place, said ratchet mechanism comprising a ratchet wheel rotated clockwise/counter-clockwise in said receiving chamber, and steering control means for controlling the direction of rotation of said ratchet wheel, said ratchet wheel comprising a first coupling rod raised from one side thereof and extended out of said casing and fastened to the coupling hole at said link, and a second coupling rod raised from an opposite side thereof and extended out of said cover;a supporting bar connected to the locating hole at said casing of said steering mechanism;a movable bar connected to the second coupling rod of said ratchet wheel and turned with said ratchet wheel and said link and defining with said link a contained angle, said movable bar comprising a first coupling hole at one end fastened to the second coupling rod of said ratchet wheel outside said casing, and a second coupling hole at an opposite end;a clamping bar connected to the second coupling hole at said movable bar and worked with said supporting bar to hold an object between said clamping bar and said supporting bar for enabling the object to be lifted with the safety clamp.