Joined metal member and manufacturing method therefor

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United States of America Patent

PATENT NO 11826821
APP PUB NO 20220347743A1
SERIAL NO

17721316

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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According to an embodiment, a method for manufacturing a joined metal member includes: disposing a first metal member inside a mold of an injection molding apparatus, the first metal member being made of a first metal material, unevenness being formed over a surface of the first metal member, and an oxide film being formed so as to cover the unevenness; and injecting a second metal material into the mold, and thereby molding a second metal member and joining the second metal member to the first metal member, the second metal material being, when it is injected into the mold, in a semi-molten state, or in a molten state in which a difference between a temperature of the second metal material and a liquidus temperature thereof is smaller than or equal to 30° C.

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Patent Owner(s)

Patent OwnerAddress
THE JAPAN STEEL WORKS LTD11-1 OSAKI 1-CHOME SHINAGAWA-KU TOKYO 1410032 ?1410032
DAICEL MIRAIZU LTDTOKYO 108-8231

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kawabe, Chikara Tokyo, JP 2 1
Shimizu, Kiyoshi Tokyo, JP 52 768
Uno, Takayuki Tokyo, JP 12 15
Yamaguchi, Takeshi Tokyo, JP 387 3360

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