Title:
VERTICAL-AXIS WIND POWER GENERATION DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/170992
Kind Code:
A1
Abstract:
The present invention provides a vertical-axis wind power generation device having, compared to conventional vertical-axis wind power generation devices, a higher degree of freedom in terms of installation location, less noise and impact on ecosystems, and lower risk of blade damage during times of strong wind. A vertical-axis wind power generation device according to the present invention comprises: a conical outer structure 40; a power transmission shaft 20 that is rotatably installed inside the outer structure 40; a wind-receiving means 30 that is provided to the power transmission shaft 20 and has a wind-receiving surface; and a generator 10 that is coupled to the power transmission shaft 20.
Inventors:
HIRAI MICHIO (JP)
Application Number:
PCT/JP2022/028439
Publication Date:
September 14, 2023
Filing Date:
July 22, 2022
Export Citation:
Assignee:
HIRAI MICHIO (JP)
International Classes:
F03D3/04; F03D3/06
Domestic Patent References:
| WO2011129056A1 | 2011-10-20 |
Foreign References:
| JPS56111284U | 1981-08-28 | |||
| JP2015113775A | 2015-06-22 | |||
| JP2011058429A | 2011-03-24 |
Attorney, Agent or Firm:
KOBAYASHI, Masahide et al. (JP)
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