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Title:
ELECTRICAL CONTACT POWDER, ELECTRICAL CONTACT MATERIAL, ELECTRICAL CONTACT, AND METHOD FOR PRODUCING ELECTRICAL CONTACT POWDER
Document Type and Number:
WIPO Patent Application WO/2019/181650
Kind Code:
A1
Abstract:
[Problem] To provide an electrical contact powder, electrical contact material, electrical contact, and method for producing an electrical contact powder which make it possible to balance a reduction in cost with the retention of electrical conductivity. [Solution] A method for producing an electrical contact powder 10 which is provided with a Cu mixing step for covering the surface of Ag particles 11 with Cu particles 13 by mixing the Ag particles 11 and the Cu particles 13 with one another.

Inventors:
KAWASHIMA, Yuki (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
UEDA, Takahiro (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
KAMOTO, Takanori (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
Application Number:
JP2019/009989
Publication Date:
September 26, 2019
Filing Date:
March 12, 2019
Export Citation:
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Assignee:
NIDEC CORPORATION (338 Kuzetonoshiro-cho, Minami-ku Kyoto-sh, Kyoto 05, 〒6018205, JP)
International Classes:
B22F1/00; B22F1/02; H01H1/023; H01H1/0237; H01H1/025; H01H11/04; B22F7/00
Domestic Patent References:
WO2014054618A12014-04-10
Foreign References:
JPH04147901A1992-05-21
JPS56127702A1981-10-06
JP2006004865A2006-01-05
JPS56102536A1981-08-17
JPS5884951A1983-05-21
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