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:
Nov. 08, 2011
Filed:
May. 09, 2008
Applicant:
Wolfgang Kabatzke, Geesthacht, DE;
Inventor:
Wolfgang Kabatzke, Geesthacht, DE;
Assignee:
Nordex Energy GmbH, Norderstedt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G05D 3/12 (2006.01); G05D 5/00 (2006.01); G05D 9/00 (2006.01); B63H 3/10 (2006.01); B64C 11/30 (2006.01); F01D 7/00 (2006.01); F03D 3/06 (2006.01); F03D 9/00 (2006.01); F04D 29/26 (2006.01); H02P 9/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Controller for a blade adjustment angle for at least one rotor blade of a wind power plant, in which a first controller branch is switched for the determination of the blade adjustment angle depending on the operating states of the wind power plant, wherein at least one differentiating member is provided in the switched first controller branch.