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. 31, 2016

Filed:

Dec. 04, 2014
Applicant:

Deep Reach Technology, Inc., Houston, TX (US);

Inventors:

John Halkyard, Houston, TX (US);

Eric Jackson, New Westminster, CA;

Jonathan Bruce Machin, Neuilly-sur-Seine, FR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E02F 9/06 (2006.01); E02F 3/90 (2006.01); E02F 3/04 (2006.01); E02F 9/20 (2006.01);
U.S. Cl.
CPC ...
E02F 9/065 (2013.01); E02F 3/04 (2013.01); E02F 3/90 (2013.01); E02F 3/905 (2013.01); E02F 9/2004 (2013.01);
Abstract

Novel subsea excavation apparatus and methods that exert force between a subsea anchor point and an excavator using a subsea actuator. In some examples the subsea actuator is attached to an anchor point on the seabed and the excavator directly. In other examples, a guide frame is anchored to the seabed to provide anchor points fixed relative to the seabed and the subsea actuators are attached to the guide frame and the excavator. In further examples, the subsea actuators can be attached to the excavator through a carrier frame or other excavator guides rather than directly to the excavator.


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