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.

Date of Patent:
May. 13, 2025

Filed:

Jan. 19, 2021
Applicant:

Siemens Gamesa Renewable Energy A/s, Brande, DK;

Inventors:

Jacobus Klaassen, Voorburg, NL;

Erwin De Jong, The Hague, NL;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04H 12/08 (2006.01); E04H 12/34 (2006.01); F03D 13/20 (2016.01);
U.S. Cl.
CPC ...
E04H 12/085 (2013.01); E04H 12/342 (2013.01); F03D 13/20 (2016.05);
Abstract

A flange is provided for connection to a complementary flange, and wherein the flange includes an annular connection face to lie against a complementary annular connection face of the complementary flange; a first body section with a primary bolt circle including an annular arrangement of inclined openings to receive a set of fasteners for connecting the flange to the complementary flange and a second body section with a secondary bolt circle including an annular arrangement of openings to receive a set of fasteners for connecting the flange to an interim structure. Also provided is a method of handling a cylindrical tower section equipped with such a flange.


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