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:
Sep. 22, 2020
Filed:
Sep. 29, 2015
Applicant:
Wobben Properties Gmbh, Aurich, DE;
Inventors:
Roy Kersten, Hohenwarthe, DE;
Frank Knoop, Aurich, DE;
Ludger Janssen, Aurich, DE;
Tim Janssen, Aurich, DE;
Rolf Coners, Elisabethfehn, DE;
Assignee:
Wobben Properties GmbH, Aurich, DE;
Primary Examiner:
Int. Cl.
CPC ...
B66C 23/18 (2006.01); B66C 23/72 (2006.01); B66C 23/26 (2006.01); B66C 13/16 (2006.01); B66C 13/18 (2006.01); B66C 23/02 (2006.01);
U.S. Cl.
CPC ...
B66C 23/185 (2013.01); B66C 13/16 (2013.01); B66C 13/18 (2013.01); B66C 23/022 (2013.01); B66C 23/025 (2013.01); B66C 23/26 (2013.01); B66C 23/72 (2013.01);
Abstract
A rotating tower crane for erecting a wind turbine, having a tower and a tower substructure, which is connected to the tower and is intended for supporting the tower, wherein the tower substructure has a supporting cross frame, which has three or more, preferably four, legs, extending from the tower. It is proposed that each leg has fastened on it, on the ground side, a load-distributor plate, which is not connected to the foundation, wherein the load-distributor plates together form the ballast of the tower.