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:
Apr. 22, 2014

Filed:

Aug. 19, 2008
Applicants:

Hermann Kestermann, Rheine, DE;

Cathrin Zwartjes, Braunschweig, DE;

Inventors:

Hermann Kestermann, Rheine, DE;

Cathrin Zwartjes, Braunschweig, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/70 (2006.01); F03D 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A switchgear cabinet for a wind turbine has a cabinet housing with a ventilation hole defined therein. A fan is disposed in the cabinet housing and supported on the cabinet housing so as to be disposed in front of or in the ventilation hole. A circumferential coaming is disposed on the outer side of the cabinet housing surrounding the ventilation hole. A pan-shaped cover has a closed front and a rim. The cover is disposed over the coaming with the rim extending around the coaming. The cover is spaced from the coaming so as to define at least one air-permeable connection between the fan and the surroundings of the cabinet.


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