The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 10, 2006
Filed:
Mar. 12, 2004
Applicants:
William A. Welsh, North Haven, CT (US);
Erez Eller, Oakville, CT (US);
Robert K. Goodman, West Hartford, CT (US);
Inventors:
William A. Welsh, North Haven, CT (US);
Erez Eller, Oakville, CT (US);
Robert K. Goodman, West Hartford, CT (US);
Assignee:
Sikorsky Aircraft Corporation, Stratford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F03B 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An active vibration control (AVC) system includes a shaft-driven gearbox mounted force generator (GMFG) mounted to a main rotor transmission. The GMFGs receive shaft power from an output shaft driven by the main rotor transmission and/or engine-to-transmission gearbox to avoid separate drive motors.