HEAT SINK - FURUKAWA ELECTRIC CO LTD

Title:

HEAT SINK

Document Type and Number:

WIPO Patent Application WO/2020/213464

Kind Code:

A1

Abstract:

The present invention provides a heat sink that comprises a heat transport member that is made lightweight while having excellent resistance against atmospheric pressure without degrading the circulation characteristics of a gaseous operating fluid, the heat sink also capable of equalizing heat input to a heat receiving part of the heat transport member.　This heat sink is provided with a heat transport member which has a heat receiving part thermally connected to a heat generating body, and a heat dissipating fin group connected to a heat dissipating part of the heat transport member and formed by disposing a plurality of heat dissipating fins, wherein: the heat transport member has an internal space that allows communication from the heat receiving part to the heat dissipating part and that is one space filled with the operating fluid; a heat receiving part internal surface area increasing part and a support member are provided in the internal space of the heat receiving part; and the support member has surface contact with the heat receiving part internal surface area increasing part.

More Like This:

JP3178082	Heat exchanger
JP2013093456	ELECTRONIC MODULE AND MANUFACTURING METHOD THEREFOR

Inventors:

WATANABE YOSUKE (JP)
KAWABATA KENYA (JP)
INAGAKI YOSHIKATSU (JP)
MIURA TATSURO (JP)
AOTANI KAZUAKI (JP)
NAKAMURA TOSHIAKI (JP)

Application Number:

PCT/JP2020/015595

Publication Date:

October 22, 2020

Filing Date:

April 07, 2020

Export Citation:

Click for automatic bibliography generation Help

Assignee:

FURUKAWA ELECTRIC CO LTD (JP)

International Classes:

H01L23/36; F28D15/02; F28D15/04; H01L23/427; H05K7/20

Domestic Patent References:

WO2011145618A1

2011-11-24

Foreign References:

JPS55102889A	1980-08-06
JPH10209356A	1998-08-07
JP2016092173A	2016-05-23
JP2003322484A	2003-11-14
JP2004028442A	2004-01-29
JP2003110072A	2003-04-11

Other References: