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:
Dec. 09, 2014
Filed:
Oct. 17, 2011
Peter Mongeau, Center Conway, NH (US);
Siddharth Ashar, Munich, DE;
Jens Demtröder, Rønde, DK;
Vestas Wind Systems A/S, Aarhus N., DK;
Abstract
A power transmission system for a wind turbine comprises a gearbox and generator. The gearbox includes a gearbox housing and gearbox output member. The generator includes: a generator housing having a drive-end side and non-drive-end side, the drive-end side being coupled to the gearbox housing; a stator supported by the generator housing; a rotor having a rotor shaft coupled to the gearbox output member and a rotor body coupled to the rotor shaft; a non-drive-end shield coupled to the non-drive-end side; a spindle extending from the non-drive-end shield in the axial direction; and at least one generator bearing positioned between the rotor shaft and spindle. The generator bearing(s) support the gearbox output member and rotor shaft. A method of assembling or servicing such a power transmission system is also provided.