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:
Feb. 15, 2022

Filed:

May. 05, 2020
Applicant:

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

Inventors:

Frank Bak, Aarhus V, DK;

Edom Demissie, Sheffield, GB;

Niels Karl Frydendal, Herning, DK;

Vujadin Petronic, Brande, DK;

Morten Soerensen, Horsens, DK;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03D 80/70 (2016.01); F03D 9/25 (2016.01);
U.S. Cl.
CPC ...
F03D 80/70 (2016.05); F03D 9/25 (2016.05); F05B 2240/54 (2013.01); F05B 2260/98 (2013.01);
Abstract

Provided is a bearing arrangement for a wind turbine including a bearing housing and a drive shaft, whereby the drive shaft is arranged within the bearing housing in an axial direction along a longitudinal axis of the bearing housing. The bearing arrangement further includes a downwind bearing and an upwind bearing, whereby the downwind bearing and the upwind bearing are arranged between the bearing housing and the drive shaft. The bearing housing includes a drain outlet arranged in a bottom part of the bearing housing, the bottom part of the bearing housing being located underneath the drive shaft in a direction of gravity, whereby at least one inner side of the bottom part of the bearing housing is arranged so as to form a funnel, whereby the drain outlet is an opening of the formed funnel.


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