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:
Mar. 15, 2022
Filed:
Dec. 05, 2017
Applicant:
Nabtesco Corporation, Tokyo, JP;
Inventors:
Assignee:
NABTESCO CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F03D 7/04 (2006.01); F03D 17/00 (2016.01); G01L 5/24 (2006.01);
U.S. Cl.
CPC ...
F03D 7/04 (2013.01); F03D 17/00 (2016.05); G01L 5/24 (2013.01); F05B 2270/1095 (2013.01); F05B 2270/808 (2013.01);
Abstract
One object is to promptly and accurately sense an abnormal state of a wind turbine driving device. The wind turbine driving device includes a driving device body and a sensor. The driving device body is installed in one structure at a movable section of a wind turbine. The driving device body includes a meshing portion meshing with a ring gear installed in the other structure at the movable section of the wind turbine. The sensor measures a change in installation state of the driving device body with respect to the one structure.