Title:
ヒートシンク
Document Type and Number:
Japanese Patent JP7328213
Kind Code:
B2
Abstract:
The heat sink includes a radiation fin extending in a vertical direction from a heat-receiving unit, in which the radiation fin includes a notched portion in which a tip end side corner of the radiation fin is retracted inward in a main surface direction of the radiation fin with respect to a virtual rectangle or a virtual square formed of a side of the radiation fin on the heat-receiving unit side viewed from the main surface side, a first side extending from both ends of the side on the heat-receiving unit side in a direction orthogonal to the side on the heat-receiving unit side and a second side formed by extending a linear portion on the side of the radiation fin on a tip end side facing the side on the heat-receiving unit side to the first side.
Inventors:
Masato Watanabe
Masahiro Meguro
Hiroshi Sakai
Yasuhiro Uchimura
Shuta Hikichi
Masahiro Meguro
Hiroshi Sakai
Yasuhiro Uchimura
Shuta Hikichi
Application Number:
JP2020511070A
Publication Date:
August 16, 2023
Filing Date:
March 29, 2019
Export Citation:
Assignee:
THE FURUKAW ELECTRIC CO.,LTD.
International Classes:
H01L23/36; H01L23/427; H01L23/467; H05K7/20
Domestic Patent References:
| JP2007073816A | ||||
| JP2016181547A |
Foreign References:
| WO2010109799A1 | ||||
| US20110315365 | ||||
| CN107577285A |
Attorney, Agent or Firm:
Einzel Felix-Reinhard
Junichi Maekawa
Ueshima class
Shuichi Sumiyoshi
Junichi Maekawa
Ueshima class
Shuichi Sumiyoshi