Title:
ヒートシンクの製造方法
Document Type and Number:
Japanese Patent JP7075869
Kind Code:
B2
Abstract:
This method for manufacturing a heat sink 1 is provided with a step for correcting the tip heights of a plurality of pin fins 3. The step for correcting involves correcting the tip heights of the plurality of pin fins 3 by pressing the pin fins 3 in the length direction of the pin fins with a heated punch 11 while using the heat thereof to melt the tips 3a of the plurality of pin fins 3.
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Inventors:
Sadao Kokubo
Application Number:
JP2018202654A
Publication Date:
May 26, 2022
Filing Date:
October 29, 2018
Export Citation:
Assignee:
SHOWA DENKO K.K.
International Classes:
H01L23/36; B21D3/00; B21D3/10; B21K23/00
Domestic Patent References:
| JP6092843U | ||||
| JP2016120526A | ||||
| JP2015216158A | ||||
| JP2017228618A |
Attorney, Agent or Firm:
Yoshihito Shimizu
Hisayoshi Shimizu
Ken Takada
Hisayoshi Shimizu
Ken Takada
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