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. 22, 2013
Filed:
Sep. 14, 2009
Applicant:
Fabio P. Bertolotti, South Windsor, CT (US);
Inventor:
Fabio P. Bertolotti, South Windsor, CT (US);
Assignee:
Hamilton Sundstrand Corporation, Windsor Locks, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A wind turbine includes a nacelle support structure rotationally mounted to a tower through a yaw bearing for rotation about a yaw axis. A hollow shaft is rotationally mounted to the nacelle support structure through a rotor bearing for rotation about a rotor axis of rotation and a blade support body is mounted to the hollow shaft, the blade support body supports either of a two-bladed rotor system and a three-bladed rotor system, the two-bladed rotor system and the three-bladed rotor system have essentially equal solidity.