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:
Apr. 13, 2021
Filed:
Apr. 12, 2018
Applicant:
Adwen Gmbh, Bremerhaven, DE;
Inventor:
Andreas Rogg, Hamburg, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03D 80/70 (2016.01); F03D 15/10 (2016.01); F16H 57/04 (2010.01); F16H 57/02 (2012.01);
U.S. Cl.
CPC ...
F03D 80/70 (2016.05); F03D 15/10 (2016.05); F05B 2260/40311 (2013.01); F05B 2260/98 (2013.01); F16H 57/045 (2013.01); F16H 57/0413 (2013.01); F16H 2057/02078 (2013.01);
Abstract
A lubrication system for a drive train of a wind turbine including a gearbox is provided. The gearbox has a first stage with a first internal oil level and a second stage with a second internal oil level. The second internal oil level is at a geodetic higher level than the first internal oil level. The gearbox further includes a supply passage for supplying oil from the first stage to the second stage of the gearbox.