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Title:
ELECTRICAL CONTACT, ELECTROMAGNETIC RELAY PROVIDED WITH SAME, AND METHOD FOR MANUFACTURING ELECTRICAL CONTACT
Document Type and Number:
WIPO Patent Application WO/2018/180287
Kind Code:
A1
Abstract:
[Problem] To provide an electrical contact which can improve durability and a method for manufacturing the same. [Solution] An electrical contact 2 comprises a base section 11 which includes a conductive metal material, a conductive layer 12 which is located on the base section 11 and includes a precious metal, and a contact layer 13 which is located on the conductive layer 12. The contact layer 13 has a contact layer conductive section 21, which includes the same metal material as the conductive layer 12, and particles 22 of a metal oxide, a portion of which is located inside the surface side of the contact layer conductive section 21. The contact layer conductive section 21 is exposed.

Inventors:
IJUIN, Haruki (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
AOKI, Tatsuya (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
NISHIKAWA, Kazuhiro (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
KAWASHIMA, Yuki (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
KAMOTO, Takanori (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
MAEDA, Masafumi (338 Kuzetonoshiro-cho Minami-ku, Kyoto-sh, Kyoto 05, 〒6018205, JP)
Application Number:
JP2018/008650
Publication Date:
October 04, 2018
Filing Date:
March 06, 2018
Export Citation:
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Assignee:
NIDEC CORPORATION (338 Kuzetonoshiro-cho, Minami-ku Kyoto-sh, Kyoto 05, 〒6018205, JP)
International Classes:
H01H1/04; H01H1/06; H01H11/04; H01H50/54
Domestic Patent References:
WO2017094378A12017-06-08
Foreign References:
JP2012062564A2012-03-29
JP2005166341A2005-06-23
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