Patent ID: 6920808

Claim:
A pipe spinning tool for connecting and disconnecting threaded pipe segments, comprising: a frame and two first and second engaging arms pivotally mounted to the frame, the two engaging arms defining a pipe receiving space between them; two drive systems, one of said drive systems being attached to each of said two engaging arms, each of said drive systems comprising: a motor with a motor axle and a double drive sprocket on said motor axle; two rollers, both of which rollers are spaced apart from said motor, each of said two rollers having a roller axle which is generally parallel to the motor axle, and a roller sprocket; two drive chains, each of which drive chains connect a drive sprocket on said motor axle to a roller sprocket on said roller axle; and an engagement assembly for securing lengths of pipe within the pipe receiving space between said two engaging arms, said engagement assembly comprising two compressed air rams with proximal and distal ends, both of said rams being connected to said frame at their proximal ends, and one ram being connected to the first engaging arm at the one ram's distal end, and the other ram being connected to the second engaging arm at the other ram's distal end.