Title:
METHOD FOR MANUFACTURING LIQUID COOLING JACKET
Document Type and Number:
WIPO Patent Application WO/2020/213185
Kind Code:
A1
Abstract:
The present invention is characterized by including: a main joining step in which a tip side pin (F3) of a rotating rotary tool (F) is inserted into a sealing body (3), a first abutment part (J1) is friction-stirred by rotating the first abutment part around the sealing body (3) at a predetermined depth along a set movement route (L1) set inside an outer peripheral side surface (3c) while the outer circumferential surface of the tip side pin (F3) is brought into a slight contact with a stepped side surface (12b) of a circumferential wall stepped part and the outer circumferential surface of a base-end side pin (F2) is brought into a surface (3a) of the sealing body (3), wherein in the main joining step, after the rotating tip side pin (F3) is inserted into a start position set further inside than a set movement route (L1), the tip side pin (F3) is gradually pressed into the sealing body up to a predetermined depth while the rotation center axis of the rotary tool (F) is moved to a position superposed with the set movement route (L1).
Inventors:
HORI HISASHI (JP)
SEO NOBUSHIRO (JP)
YAMANAKA KOSUKE (JP)
SEO NOBUSHIRO (JP)
YAMANAKA KOSUKE (JP)
Application Number:
PCT/JP2019/033103
Publication Date:
October 22, 2020
Filing Date:
August 23, 2019
Export Citation:
Assignee:
NIPPON LIGHT METAL CO (JP)
International Classes:
B23K20/12
Domestic Patent References:
| WO2018193639A1 | 2018-10-25 | |||
| WO2019064848A1 | 2019-04-04 | |||
| WO2008041380A1 | 2008-04-10 |
Foreign References:
| JP2017070994A | 2017-04-13 | |||
| JP2011011239A | 2011-01-20 | |||
| JP2005034863A | 2005-02-10 |
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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