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Title:
WINDMILL DRIVE DEVICE, WINDMILL DRIVE DEVICE UNIT, AND WINDMILL
Document Type and Number:
WIPO Patent Application WO/2018/105590
Kind Code:
A1
Abstract:
[Problem] To quickly and accurately detect abnormalities at a windmill drive device. [Solution] A windmill drive device 10 that has a drive device main body 20 and a sensor 40. The drive device main body 20 is arranged on one structure of a mobile section of a windmill 101. The drive device main body 20 has an engagement part 24a that engages a ring gear 107 that is arranged on another structure of the mobile portion of the windmill. The sensor 40 measures changes in the arrangement of the drive device main body 20 on the one structure.

Inventors:
NOHARA Osamu (NABTESCO CORPORATION 1414, Goshono, Tarui-cho, Fuwa-gu, Gifu 21, 〒5032121, JP)
HOSODA Shigeru (NABTESCO CORPORATION 1414, Goshono, Tarui-cho, Fuwa-gu, Gifu 21, 〒5032121, JP)
ASAKAWA Yuichi (NABTESCO CORPORATION 1414, Goshono, Tarui-cho, Fuwa-gu, Gifu 21, 〒5032121, JP)
Application Number:
JP2017/043585
Publication Date:
June 14, 2018
Filing Date:
December 05, 2017
Export Citation:
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Assignee:
NABTESCO CORPORATION (7-9 Hirakawacho 2-chome, Chiyoda-ku Tokyo, 93, 〒1020093, JP)
International Classes:
F03D17/00; F03D7/04; G01L5/00
Domestic Patent References:
WO2013132156A12013-09-12
Foreign References:
JP2001289149A2001-10-19
JPH02303752A1990-12-17
JP2003083824A2003-03-19
US20100052320A12010-03-04
JPH11241942A1999-09-07
JP2003113769A2003-04-18
JP2014010015A2014-01-20
JP2001289149A2001-10-19
Attorney, Agent or Firm:
NAGAI Hiroshi et al. (Kyowa Patent & Law Office, Nippon Life Marunouchi Building 1-6-6, Marunouchi, Chiyoda-k, Tokyo 05, 〒1000005, JP)
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