Patent ID: 6322117
Filing Date: 2001-11-27
Classification: B66C

Abstract:
A tool for lifting and rotating an object, comprising:a bar having a first end and a second end;a first clamp coupled to the bar near the first end thereof and a second clamp coupled to the bar near the second end thereof;a pivot arm rotatably coupled to the bar at a first point between the clamps, having a first chain sprocket and a second chain sprocket disposed along a length thereof, and wherein the second chain sprocket is coupled via a common shaft to a third chain sprocket and a fourth chain sprocket;a first chain segment and a second chain segment attached to the pivot arm, wherein the third and fourth chain sprockets are engaged with the chain segments; anda chain that engages each of the first and second chain sprockets, and is coupled to the bar at a second point between the clamps.