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SPACE PATENTS BY
Aerospace Assignees
Aerospace Inventors
Time Lines

Swashplate and pitch link arrangement for a coaxial counter rotating rotor system

Invented by: Frank Paul D'Anna
Seymour, CT

Originally Assigned to: Sikorsky Aircraft Corporation
Stratford, CT
[Now assigned to . . .]

Issued:2006-10-10
Filed:2004-09-10
Application No:10937923
Examined by:Look; Edward K.

A coaxial counter-rotating rotor system for a hybrid aircraft includes an upper swashplate assembly and a lower swashplate assembly with a coaxial transmission system therebetween. Movement of the upper and lower swashplate assembly is reflected about a midplane of the coaxial transmission housing to generate sufficient cyclic and/or collective pitch inputs within a compact structural in which the rotor systems are closely spaced along an axis of rotation.

[pdf] U.S. Pat. No. 7,118,340

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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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