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:
Jul. 14, 2020
Filed:
Oct. 14, 2016
Applicant:
Wobben Properties Gmbh, Aurich, DE;
Inventor:
Alexander Hoffmann, Emden, DE;
Assignee:
Wobben Properties GmbH, Aurich, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F03D 1/06 (2006.01); B29D 99/00 (2010.01);
U.S. Cl.
CPC ...
F03D 1/0675 (2013.01); F03D 1/0658 (2013.01); B29D 99/0025 (2013.01); F05B 2230/50 (2013.01); F05B 2230/60 (2013.01); F05B 2240/30 (2013.01); F05B 2240/301 (2013.01); F05B 2250/611 (2013.01); F05B 2280/6013 (2013.01); Y02E 10/721 (2013.01); Y02P 70/523 (2015.11);
Abstract
A wind-turbine rotor blade having a rotor blade portion which comprises an inner rotor blade portion with a first end having a plurality of fastening units for fastening to a hub of a wind turbine and a second end having a flange for fastening further portions of the wind-turbine rotor blade, wherein the inner rotor blade portion is produced from polymer concrete, wherein the rotor blade portion has a plurality of resin-impregnated fiber-composite laid scrims or rovings which are wound around the inner rotor blade portion.