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SPACE PATENTS BY
Aerospace Assignees
Aerospace Inventors
Time Lines

Electro-hydraulic actuator system

Invented by: Yuhang Ho
Torrance, CA

Originally Assigned to: Northrop Grumman Corporation
Los Angeles, CA
[Now assigned to . . .]

Issued:2007-03-20
Filed:2005-11-28
Application No:11288005
Examined by:Lazo; Thomas E.

The system includes a hydraulic powered actuator. A pump system having first and second hydraulic lines is coupled to the first and second ports, respectively and is capable of providing hydraulic fluid to either the first and second lines. First and second pressure sensors are coupled to the first and second lines, respectively. A third line is coupled between the first and second lines and includes first and second valves mounted in series therein. Preferably, the first and second valves are capable of latching in the open position. A reservoir is coupled to the third line between the first and second valves. A shut off valve is included for cutting off the flow from the reservoir.

[pdf] U.S. Pat. No. 7,191,593

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This information is part of a study by Oasis Global, Inc. of all space inventions filed at the United States Patent and Trademark Office, and is provided for informational purposes only. It is not an endorsement of any particular assignee, inventor or invention. Although Peter A. Koziol represents inventors and assignees of space inventions he does not represent all of the inventors and assignees listed. The prosecuting attorney agent or firm for each patent is identified by the United States Patent and Trademark Office in the patent specfication, which can be viewed by clicking on the patent image or downloading the patent document. For more information regarding Mr. Koziol's background and experience, or to learn more about space inventions, please contact Mr. Koziol.

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