Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
VAPOR CHAMBER, ELECTRONIC DEVICE, METAL SHEET FOR VAPOR CHAMBER, AND METHOD FOR MANUFACTURING VAPOR CHAMBER
Document Type and Number:
WIPO Patent Application WO/2019/065969
Kind Code:
A1
Abstract:
A liquid flow passage part of a vapor chamber according to the present invention has a plurality of main stream grooves, each of which extends in a first direction and through which a working fluid in a liquid phase passes. A protrusion array, which includes a plurality of liquid flow passage protrusion parts disposed in the first direction through communication grooves, is provided between a pair of neighboring main stream grooves. A communication groove communicates with the pair of corresponding main stream grooves. The width of the communication groove is greater than those of the main stream grooves.

Inventors:
TAKAHASHI Shinichiro (1-1, Ichigaya-kaga-cho 1-chome, Shinjuku-k, Tokyo 01, 〒1628001, JP)
OTA Takayuki (1-1, Ichigaya-kaga-cho 1-chome, Shinjuku-k, Tokyo 01, 〒1628001, JP)
TAKEMATSU Kiyotaka (1-1, Ichigaya-kaga-cho 1-chome, Shinjuku-k, Tokyo 01, 〒1628001, JP)
HIRATA Kenro (1-1, Ichigaya-kaga-cho 1-chome, Shinjuku-k, Tokyo 01, 〒1628001, JP)
HASHIMOTO Taizo (1-1, Ichigaya-kaga-cho 1-chome, Shinjuku-k, Tokyo 01, 〒1628001, JP)
NAKAMURA Yoko (1-1, Ichigaya-kaga-cho 1-chome, Shinjuku-k, Tokyo 01, 〒1628001, JP)
ODA Kazunori (1-1, Ichigaya-kaga-cho 1-chome, Shinjuku-k, Tokyo 01, 〒1628001, JP)
TAKEDA Toshihiko (1-1, Ichigaya-kaga-cho 1-chome, Shinjuku-k, Tokyo 01, 〒1628001, JP)
MOMOSE Terutoshi (1-1, Ichigaya-kaga-cho 1-chome, Shinjuku-k, Tokyo 01, 〒1628001, JP)
Application Number:
JP2018/036261
Publication Date:
April 04, 2019
Filing Date:
September 28, 2018
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
DAI NIPPON PRINTING CO., LTD. (1-1 Ichigaya-kaga-cho 1-chome, Shinjuku-ku Tokyo, 01, 〒1628001, JP)
International Classes:
F28D15/02; F28D15/04
Foreign References:
JP2007212028A2007-08-23
JP2007266153A2007-10-11
JP2015059693A2015-03-30
JPH03271695A1991-12-03
JP2007150013A2007-06-14
JP2017044356A2017-03-02
JP2003240459A2003-08-27
JP2007315745A2007-12-06
US20120018137A12012-01-26
CN204478896U2015-07-15
Attorney, Agent or Firm:
NAGAI Hiroshi et al. (Kyowa Patent & Law Office, Nippon Life Marunouchi Building1-6-6, Marunouchi, Chiyoda-k, Tokyo 05, 〒1000005, JP)
Download PDF: