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     Peter A. Koziol, Esq.
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SPACE PATENTS BY
Aerospace Assignees
Aerospace Inventors
Time Lines

Butterfly valve with integral split flapper relief valve

Invented by: Stuart K. Denike
Phoenix, AZ

Ronald J. Louis
Phoenix, AZ

Originally Assigned to: Honeywell International, Inc.
Morristown, NJ
[Now assigned to . . .]

Issued:2008-02-05
Filed:2005-04-25
Application No:11114469
Examined by:Bastianelli; John

A valve is provided that includes a valve housing, a valve element, and a flapper. The valve housing has a passage. The valve element is rotationally mounted in the passage and moveable between an open position and a closed position. Additionally, the valve element has a flow channel extending therethrough. The flapper is coupled to the valve element and moveable between a closed position, to thereby substantially seal the flow channel, and an open position, to thereby unseal the flow channel, the flapper configured to move to the open position when a differential pressure across the flapper reaches a predetermined value.

[pdf] U.S. Pat. No. 7,325,569

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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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