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. 28, 2008
Filed:
Jan. 06, 2006
Applicant:
David V. Arel, Granby, CT (US);
Inventor:
David V. Arel, Granby, CT (US);
Assignee:
Hamilton Sundstrand Corporation, Rockford, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F03D 11/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A wind turbine assembly with a driving device for raising and lowering a wind turbine between a lower end and an upper end of a wind turbine tower comprises a guide member extending longitudinally along the outer surface of the tower, a sleeve member coupled to the wind turbine, and means for raising and lowering the sleeve member between the upper end and the lower end of the tower along the guide member. The sleeve member has an inner diameter that is larger than an outer diameter of the tower, and is slidably coupled to the tower. The sleeve member also includes a slot configured to engage with the guide member.