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:
Nov. 05, 2013

Filed:

Oct. 04, 2011
Applicants:

Edward E. Horton, Iii, Houston, TX (US);

James Mccelvey, Houston, TX (US);

Inventors:

Edward E. Horton, III, Houston, TX (US);

James McCelvey, Houston, TX (US);

Assignee:

Horton Wison Deepwater, Inc., Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B63B 35/44 (2006.01); E02B 17/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An offshore structure comprises a base configured to be secured to the sea floor. In addition, the offshore structure comprises an elongate stem having a longitudinal axis, a first end distal the base and a second end pivotally coupled to the base. Further, the offshore structure comprises an upper module coupled to the first end of the stem. The upper module includes a variable ballast chamber. Still further, the offshore structure comprises a first ballast control conduit in fluid communication with the variable ballast chamber of the upper module. The first ballast control conduit is configured to supply a gas to the variable ballast chamber of the upper module and vent the gas from the variable ballast chamber of the upper module. Moreover, the offshore structure comprises a deck mounted to the upper module.


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