Title:
COOLING FIN STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2021/181728
Kind Code:
A1
Abstract:
A cooling fin structure 2 is used together with a heat generating body that generates heat by energization. The cooling fin structure 2 is provided with: a structure body 3 having a cylindrical portion 32 which has a cylindrical shape and inside which the heat generating body is disposed and a plurality of heat dissipation fins 33 radially projecting from the outer circumferential portion of the cylindrical portion 32 and dissipating the heat from the heat generating body; and at least one heat dissipation auxiliary member 4 disposed between the heat dissipation fins 33 adjacent to each other and aiding the dissipation of heat at the heat dissipation fins 33.
Inventors:
MAEDA SHIGERU (JP)
MATSUYAMA TAKUYA (JP)
SASAKI RYOMA (JP)
MATSUYAMA TAKUYA (JP)
SASAKI RYOMA (JP)
Application Number:
PCT/JP2020/034641
Publication Date:
September 16, 2021
Filing Date:
September 14, 2020
Export Citation:
Assignee:
NIDEC CORP (JP)
International Classes:
H02K5/18
Foreign References:
| JPS5119204U | 1976-02-12 | |||
| JP2005536970A | 2005-12-02 | |||
| JPS6125060U | 1986-02-14 | |||
| JP2000083343A | 2000-03-21 | |||
| JPH0279154U | 1990-06-18 |
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