Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Jacob Baryam0
Date of Patent
May 5, 2015
Patent Application Number
13302587
Date Filed
November 22, 2011
Patent Citations Received
Patent Primary Examiner
Patent abstract
A rocking jaw gripper for restraining tubulars including an arm with a rocking jaw gripper rocker jaw, a rocking jaw gripper frame connected with the arm, a locking pin connecting the rocking jaw gripper frame to the chain cylinder, a hinge pin connecting the rocking jaw gripper frame to the arm and a plate jaw fastener retaining the rocker jaw body between the top plate and the bottom plate by engaging the tail hole of the rocker jaw body. When the rocking jaw gripper is engaged, it acts to restrain the movement of a tubular during make-up and break-out.
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