Power tong assembly

Details Power tong assembly Power tong assembly

E - Fixed Constructions

21

B

E21B 19/16 (2006.01) B25B 13/50 (2006.01) E21B 19/06 (2006.01)

Patent

CA 2503230

A tong assembly comprising a body and a center member slidable relative to said body. A pair of clamping arms are rotatably connected to said body. The clamping arms are connected to said center member such that as said center member slides relative to said body, said clamping arms rotate relative to said body. The assembly also comprises a plurality of die assemblies, wherein at least one die assembly is mounted to each' clamping arm and at least one die assembly is mounted to said center slider.

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