US Patent 7668627 Mechanical flight control auxiliary power assist system

Patent 7668627 was granted and assigned to Bell Helicopter on February, 2010 by the United States Patent and Trademark Office.

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Patent

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Current Assignee

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

76686270

Patent Inventor Names

Carlos A. Fenny0

Todd Walker0

Sam Arjunan0

Peter M. Shultz0

Date of Patent

February 23, 2010

Patent Application Number

116646640

Date Filed

October 13, 2005

Patent Primary Examiner

‌

Gertrude Arthur Jeanglaud

Patent abstract

A mechanical flight control system for a rotary-wing aircraft is disclosed. The flight control system comprises an upstream portion, a downstream portion, and a booster means for connecting the upstream portion to the downstream portion. The booster means may comprise dual concentric valve actuators and/or a variety of system load limiting features.

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