发明授权
US08632111B2 Apparatus and method for facilitating handling pipe 有权
便于处理管道的装置和方法

Apparatus and method for facilitating handling pipe
摘要:
An apparatus for handling a pipe having a body, the body defining an open throat that is adapted to receive a pipe, a plurality of jaws hingedly mounted to the body that are adapted to engage a pipe while preventing the pipe from engaging the body, each of the jaws defining a concave portion that is adapted to engage the pipe, the apparatus further including respective over-center mechanisms that are arranged between and operatively coupled to the body and each one of the plurality of jaws, each respective over-center mechanism being adapted to inhibit a respective one of the plurality of jaws from closing when jaws are open and to inhibit a respective one of the plurality of jaws from opening and disengaging from a pipe when the jaws are closed on the pipe.
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