Patent ID: 9732577
Date: 2017-08-15
CPC Classifications: E21B

Claim:
1. A blowout preventer, comprising: a body defining intersecting horizontal and vertical passageways extending through the body, wherein the horizontal passageway forms a ram location; a bonnet comprising: a pin or hinge adapter disposed along the body and defining a hinge axis; a hinge rotatably coupled to the pin or hinge adapter, wherein the hinge is coupled to the bonnet door to rotate the bonnet about the hinge axis; wherein the hinge and the bonnet door are selectively separable; wherein the hinge comprises a body portion with two flowpaths formed therethrough, and two arms extending in a transverse direction away from the body for removably coupling the hinge to opposite sides of the flanged portion of the bonnet door; and one or more fastening mechanisms positioned vertically through each of the arms and into the flanged portion of the bonnet door, and one or more fastening mechanisms positioned horizontally through the body portion of the hinge and into the bonnet door.