Title:
HEAT SINK STRUCTURE AND MANUFACTURING METHOD THEREOF
Document Type and Number:
WIPO Patent Application WO/2024/025215
Kind Code:
A1
Abstract:
Provided are a heat sink and a manufacturing method thereof, wherein a heat sink body and a plurality of heat dissipation fins are each manufactured separately, and then the plurality of heat dissipation fins are fixed to the heat sink body by laser welding to form the plurality of heat dissipation fins in a plate shape that is thinner and longer than the heat sink body to provide a sufficient heat dissipation surface and thereby improve heat dissipation efficiency. To this end, the heat sink structure according to the present invention comprises: a heat sink body that has, on one side, a mounting surface on which a product from which heat is to be dissipated is located, and has, on the other side, a heat dissipation surface for dissipating heat; and a plurality of heat dissipation fins which are positioned upright on the heat dissipation surface of the heat sink body and coupled thereto by laser welding.
Inventors:
KIM DUK YONG (KR)
LEE KANG HYUN (KR)
KIM DONG WON (KR)
PARK WON JUN (KR)
LEE KANG HYUN (KR)
KIM DONG WON (KR)
PARK WON JUN (KR)
Application Number:
PCT/KR2023/009823
Publication Date:
February 01, 2024
Filing Date:
July 11, 2023
Export Citation:
Assignee:
KMW INC (KR)
International Classes:
H05K7/20; F21V29/76; H01L23/367
Foreign References:
| KR20170084511A | 2017-07-20 | |||
| KR20180019830A | 2018-02-27 | |||
| KR20210092400A | 2021-07-26 | |||
| KR20210007823A | 2021-01-20 | |||
| US20100127299A1 | 2010-05-27 |
Attorney, Agent or Firm:
SUAN INTELLECTUAL PROPERTY (KR)
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