The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 30, 2006

Filed:

Jul. 01, 2004
Applicants:

Frank Benjamin Springett, Houston, TX (US);

Eric T. Ensley, Houston, TX (US);

James D. Brugman, Spring, TX (US);

Inventors:

Frank Benjamin Springett, Houston, TX (US);

Eric T. Ensley, Houston, TX (US);

James D. Brugman, Spring, TX (US);

Assignee:

Varco I/P, Inc., Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/06 (2006.01);
U.S. Cl.
CPC ...
Abstract

A blowout preventer which, in certain aspects, has a main body with a main top, a main bottom, and a main bore therethrough from the main top to the main bottom, at least one bonnet releasably secured to the main body, the at least one bonnet containing movable ram apparatus, and side mount apparatus including at least one side mount secured exteriorly to the main body, the side mount for selectively supporting the at least one bonnet; and, in certain aspects, one or more rollers rotatably connected to the bonnet for facilitating movement of the bonnet on the side mount.


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