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:
Feb. 13, 2018
Filed:
Mar. 17, 2014
Applicant:
Alstom Renovables España, S.l., Barcelona, ES;
Inventors:
Pierre Pasquet, Alella, ES;
Javier Checa Caballero, Barcelona, ES;
Daniel García I Erill, Barcelona, ES;
Assignee:
ALSTOM Renewable Technologies, Grenoble, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F03D 7/02 (2006.01); F03D 7/04 (2006.01); F16H 57/04 (2010.01); F03D 80/70 (2016.01);
U.S. Cl.
CPC ...
F03D 7/0224 (2013.01); F03D 7/04 (2013.01); F03D 80/70 (2016.05); F16H 57/0431 (2013.01); F05B 2260/98 (2013.01); Y02E 10/722 (2013.01);
Abstract
Pitch drive system for a wind turbine comprising a motor, a drive pinion operationally connected with the motor and a gear arranged to mesh with the drive pinion, wherein a first plate is provided on one side of the drive pinion, the first plate comprising one or more channels adapted to provide a lubricant to a tooth of the drive pinion that is in meshing engagement with teeth of the gear. The disclosure further relates to a wind turbine rotor.