Fastening copper alloy

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United States of America Patent

PATENT NO 10760146
APP PUB NO 20150218674A1
SERIAL NO

14419499

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Abstract

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A copper alloy for fastening wherein the alloy has a structure of a mixture of α-phase and a β-phase; and wherein the alloy has a composition represented by the general formula: Cubal.ZnaMnb, where bal., a, and b are expressed in % by mass, bal. represents the balance, 34≤a≤40.5, 0.1≤b≤6, and inevitable impurities may be contained; and the composition satisfying the equation (1): b≥(−8a+300)/7, where 34≤a<37.5 and equation (2): b≤(−5.5a+225.25)/5, where 35.5≤a≤40.5.

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Patent Owner(s)

Patent OwnerAddress
YKK CORPORATION1 KANDA IZUMI-CHO CHIYODA-KU TOKYO 1018642 ?1018642

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fukuyama, Takahiro Toyama, JP 10 40
Kido, Kouta Toyama, JP 5 14
Kiyohara, Jun Toyama, JP 2 6
Koizumi, Takuya Toyama, JP 12 19
Mikado, Kouichi Toyama, JP 1 6
Ogihara, Atsushi Toyama, JP 61 164
Taira, Yoshio Toyama, JP 4 7
Yoshimura, Yasuharu Toyama, JP 10 29

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