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1. (WO2018055923) COOLING DEVICE

Pub. No.:    WO/2018/055923    International Application No.:    PCT/JP2017/027934
Publication Date: Fri Mar 30 01:59:59 CEST 2018 International Filing Date: Wed Aug 02 01:59:59 CEST 2017
IPC: H05K 7/20
H01L 23/473
Applicants: SUMITOMO PRECISION PRODUCTS CO., LTD.
住友精密工業株式会社
Inventors: YAMAGUCHI, Ryo
山口 亮
ANDO, Kenji
安東 賢二
MIKI, Keiji
三木 啓治
Title: COOLING DEVICE
Abstract:
This cooling device (100) is provided with: a main body (1) having a plurality of disposition regions (10) on the surface thereof, objects to be cooled (M) being disposed on the disposition regions (10); and a refrigerant flow channel (2) provided inside the main body (1). The refrigerant flow channel (2) includes a first flow channel part (21) and a second flow channel part (22). The first flow channel part (21) is formed so that refrigerant is passed in a more concentrated manner than in the second flow channel part (22) to a prescribed position overlapping with a part inside a prescribed disposition region (DR).