Polish rod locking clamp

Details Polish rod locking clamp Polish rod locking clamp

E - Fixed Constructions

21

B

E21B 33/03 (2006.01) E21B 19/12 (2006.01) F16J 15/16 (2006.01)

Patent

CA 2349988

A polished rod lock out clamp for use in securing the polished rod in an oil well installation, comprising a clamp body having a bore for receiving a polished rod in spaced relation to the bore; clamp members in the clamp body for engaging a polished rod in the bore; and radial bolts secured to the clamp body and the clamp members for moving the clamp members between a polished rod gripping position where the clamp members grippingly engage the polished rod to prevent rotation and axial movement thereof and a retracted position where the clamp members are removed from the polished rod to permit rotational and axial movement of the polished rod in the bore of the clamp body.

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