Title:
VAPOR CHAMBER WICK SHEET, VAPOR CHAMBER, AND ELECTRONIC EQUIPMENT
Document Type and Number:
WIPO Patent Application WO/2021/070544
Kind Code:
A1
Abstract:
This vapor chamber wick sheet is interposed between the first sheet and the second sheet of a vapor chamber in which working fluid is sealed. This vapor chamber wick sheet comprises: a sheet body that has a first body surface and a second body surface; a through space that penetrates the sheet body; a first set of grooves that are provided on the second body surface and communicate with the through space; and a second set of grooves that are provided on the first body surface and communicate with the through space. The flow path cross-sectional area of the second mainstream groove of the second set of grooves is larger than that of the first mainstream groove of the first set of grooves.
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Inventors:
ODA KAZUNORI (JP)
TAKEDA TOSHIHIKO (JP)
TAKAHASHI SHINICHIRO (JP)
OTA TAKAYUKI (JP)
TAKEDA TOSHIHIKO (JP)
TAKAHASHI SHINICHIRO (JP)
OTA TAKAYUKI (JP)
Application Number:
PCT/JP2020/034182
Publication Date:
April 15, 2021
Filing Date:
September 09, 2020
Export Citation:
Assignee:
DAINIPPON PRINTING CO LTD (JP)
International Classes:
F28D15/02; F28D15/04; H01L23/427; H05K7/20
Foreign References:
| JP2019039662A | 2019-03-14 | |||
| JP2019143960A | 2019-08-29 | |||
| JP6433848B2 | 2018-12-05 | |||
| JP2010014292A | 2010-01-21 |
Attorney, Agent or Firm:
NAKAMURA Yukitaka et al. (JP)
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