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:
Apr. 24, 2012
Filed:
May. 06, 2009
Applicants:
Robert H. Perkinson, Somers, CT (US);
David V. Arel, Richmond, VA (US);
Inventors:
Robert H. Perkinson, Somers, CT (US);
David V. Arel, Richmond, VA (US);
Assignee:
Hamilton Sundstrand Corporation, Windsor Locks, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 11/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
A propeller system includes a rotor hub which supports a multiple of propeller blades. An electrical generator is mounted between a gearbox and the rotor hub to generate electrical power to drive a pitch change system within the rotor hub.