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:
Feb. 25, 2010
Applicants:
Mikkel Verner Krogh, Brande, DK;
Jonas Madsen, Tjæreborg, DK;
Inventors:
Mikkel Verner Krogh, Brande, DK;
Jonas Madsen, Tjæreborg, DK;
Assignee:
Siemens Aktiengesellschaft, Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E04B 1/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
At least one blade of the wind-turbine is attached firm but detachable with the tower by a fixture. The tower and the attached blade are transported to a planned site. The tower and the attached blade are brought together into an upright position in a single lift-action. A hub and a nacelle of the wind-turbine are mounted on the top of the tower. A wire of a winch, which is located inside the nacelle or the hub, is connected with a root of the blade. The blade is detached from the tower by unlocking the fixture. The blade is lift up to the hub for its attachment there.