Title:
THERMAL DIFFUSION DEVICE AND ELECTRONIC APPARATUS
Document Type and Number:
WIPO Patent Application WO/2023/074645
Kind Code:
A1
Abstract:
A thermal diffusion device 1a comprises: a casing 10 having a first inner wall surface 10a and a second inner wall surface 10b facing each other in a thickness direction T; a working medium 20 enclosed in an internal space of the casing 10; a linear wick 30 provided so as to contact the first inner wall surface 10a in the internal space of the casing 10; and a rail-like member 40 including a wall portion 41 and a wall portion 42 constituting a pair that are provided so as to protrude in the thickness direction T from the second inner wall surface 10b in the internal space of the casing 10. The linear wick 30 and the pair of the wall portion 41 and the wall portion 42 of the rail-like member 40 make contact in the thickness direction T and constitute a liquid flow path 50 of the working medium 20.
Inventors:
FUKUDA HIROSHI (JP)
Application Number:
PCT/JP2022/039599
Publication Date:
May 04, 2023
Filing Date:
October 25, 2022
Export Citation:
Assignee:
MURATA MANUFACTURING CO (JP)
International Classes:
F28D15/02; F28D15/04; H01L23/427; H05K7/20
Domestic Patent References:
| WO2019065864A1 | 2019-04-04 |
Foreign References:
| JP2020076522A | 2020-05-21 | |||
| JP2018189349A | 2018-11-29 |
Attorney, Agent or Firm:
WISEPLUS IP FIRM (JP)
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