Patent ID: 6113088
Filing Date: 2000-09-05
Classification: B25B,B25H,Y10S

Abstract:
An apparatus comprising:a clamp, said clamp comprising:a body having first and second ends and first and second engagement portions formed respectively at the first and second ends, the first engagement portion being angled with respect to a longitudinal axis of said body at a first angle and the second engagement portion being angled with respect to the longitudinal axis at a second angle which is different from the first angle;first bore formed through said body portion, said bore being formed so as to be located so as to be closer to the first end of the body than the second end, said first bore having a first axis;a second bore formed through the body, said second bore being formed so as to intersect said first bore;a threaded bolt disposed through said second bore;a cylindrical nut disposed in said first bore, said cylindrical nut having a third bore formed therein through which said threaded bolt extends, said bore having a half thread formed on a first portion of its inner periphery and a smooth surface on a second diametrically opposite inner peripheral portion, said bore having a non-circular cross section so as to be oblong in the direction of said first axis, said cylindrical nut being axially displaceable in said first bore so as to be moved between a first position wherein engagement between the half thread formed on the first portion of the inner periphery of said third bore and a thread on said threaded bolt, engage, and a second position wherein the half thread formed in said third bore and the thread on said threaded bolt disengage; anda stopper member fastened to the bottom of said threaded bolt.