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SPACE PATENTS BY
Aerospace Assignees
Aerospace Inventors
Time Lines

Rotary seal

Invented by: Charles De Champeaux
Les Alluets le Roi, FR

Philippe De Champeaux
Autun, FR Applicant: Name City State Country De Champeaux

Originally Assigned to: Charles De Champeaux
Les Alluets le Roi, FR
[Now assigned to . . .]

Philippe De Champeaux
Autun, FR Applicant: Name City State Country De Champeaux
[Now assigned to . . .]

Issued:2013-03-05
Filed:2008-03-06
Application No:12529263
Examined by:Swiatek; Rob

A rotary seal having first and second parts mobile relative to each other about a rotation axis. The first and second mobile parts each include an interface area having a plurality of protruding and recessed members with complementary shapes, the protruding and recessed members of one part engaging the protruding and recessed members of the other part in order to define decompression chambers with an increasing volume. The interface areas are located at a distance from each other without any friction between them.

[pdf] U.S. Pat. No. 8,387,910

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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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