Title:
MAGNETOSTRICTIVE POWER GENERATION ELEMENT
Document Type and Number:
WIPO Patent Application WO/2023/026558
Kind Code:
A1
Abstract:
In order to provide a magnetostrictive power generation element capable of enhancing power generation efficiency due to vibrations in two or more directions, this magnetostrictive power generation element 1 comprises: a magnetostrictive body unit 2 having a magnetostrictive body 4 in at least a part thereof; a magnet 7 which applies a magnetic bias to the magnetostrictive body 4; and a coil 6 disposed around the magnetostrictive body 4. The magnetostrictive body unit 2 has: a fixed section (screw 2a) fixed to another member; and a curved section 2b naturally curved in at least a part thereof. The magnetostrictive body 4 is disposed in at least the curved section 2b.
Inventors:
HASHIMOTO MASATERU (JP)
KANEKO TSUNAKI (JP)
DETMOD THITAPORN (JP)
KANEKO TSUNAKI (JP)
DETMOD THITAPORN (JP)
Application Number:
PCT/JP2022/013640
Publication Date:
March 02, 2023
Filing Date:
March 23, 2022
Export Citation:
Assignee:
SUMIDA CORP (JP)
International Classes:
H02N2/18
Foreign References:
| JP2020088933A | 2020-06-04 | |||
| JP2018148791A | 2018-09-20 | |||
| JP2017139964A | 2017-08-10 |
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