Lock mechanism for blowout preventer and method
AssigneeHydril USA Manfacturing LLC
InventorSeemant Yadav
Life of this patent
Estimating the term…
Abstract
A blowout preventer for sealing a well includes a body having first and second chambers. The first chamber extends substantially perpendicular to and intersecting the second chamber, and the body includes a recess portion on a face of the body. The blowout preventer also includes a ram block configured to move within the first chamber to seal a first region of the second chamber from a second region of the second chamber; a rod connected to the ram block and configured to extend along the first chamber; a operator configured to be attached to the body to border the first chamber, wherein the rod is configured to slide in and out of the operator; and a lock ring rotatably attached to the operator and configured to enter the recess portion such that the operator is removably attached to the body.
Claims20
A blowout preventer, comprising:
- a body having first and second chambers, the first chamber extending substantially perpendicular to and intersecting the second chamber, the body including a recess portion on a face of the body;
- a ram block configured to move within the first chamber to seal a first region of the second chamber from a second region of the second chamber;
- a rod connected to the ram block and configured to extend along the first chamber;
- an operator configured to be attached to the body to border the first chamber, wherein the rod is configured to slide in and out of the operator;
- and
- a lock ring rotatably attached to the operator and configured to enter and screw into the recess portion such that the operator is removably attached to the body.
A blowout preventer, comprising:
- a body having a first chamber and a recess portion;
- an operator configured to be attached to the body and to border the first chamber;
- and
- a lock ring rotatably attached to the operator and configured to enter the recess portion such that the operator is removably attached to the body.
A method for assembling a blowout preventer, the method comprising:
- providing an operator that includes a rod that is connected to a ram block;
- attaching the operator to a recess portion formed in a body of the blowout preventer;
- and
- rotating a lock ring rotatably attached to the operator and configured to enter the recess portion such that the operator is removably attached to the body.
Dependencies are inferred from the claim text.