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:
Aug. 30, 2011

Filed:

Feb. 12, 2009
Applicants:

Lily T. Birmingham, Laurel, MD (US);

Corey A. Fleischer, Columbia, MD (US);

Alexander C. Boon, Baltimore, MD (US);

Kevin Quinn, Brooklyn, MD (US);

Inventors:

Lily T. Birmingham, Laurel, MD (US);

Corey A. Fleischer, Columbia, MD (US);

Alexander C. Boon, Baltimore, MD (US);

Kevin Quinn, Brooklyn, MD (US);

Assignee:

Lockheed Martin Corporation, Bethesda, MD (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E01D 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A crew transfer system for transferring personnel from a vessel to a stationary platform, such as an oil rig, is disclosed. In the illustrative embodiment, the system includes a ramp that is coupled to the vessel in such a way as to permit one translational and three rotational degrees of freedom at the vessel-end of the ramp. When the ramp couples to the stationary platform, the coupling permits no translational and only two rotational degrees of freedom.


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