Invention Grant
US08637164B2 Silver-coated composite material for a movable contact part, method of producing the same, and movable contact part
有权
用于可动接触部件的银涂层复合材料，其制造方法和可动接触部件
- Patent Title: Silver-coated composite material for a movable contact part, method of producing the same, and movable contact part
- Patent Title (中): 用于可动接触部件的银涂层复合材料，其制造方法和可动接触部件
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Application No.: US13571984Application Date: 2012-08-10
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Publication No.: US08637164B2Publication Date: 2014-01-28
- Inventor: Yoshiaki Kobayashi , Satoru Zama , Satoshi Suzuki , Masato Ohno
- Applicant: Yoshiaki Kobayashi , Satoru Zama , Satoshi Suzuki , Masato Ohno
- Applicant Address: JP Tokyo
- Assignee: Furukawa Electric Co., Ltd.
- Current Assignee: Furukawa Electric Co., Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2010-028703 20100212
- Main IPC: H01H1/02
- IPC: H01H1/02 ; C25D5/26 ; C25D5/50 ; C25D7/00
Abstract:
A silver-coated composite material for movable contact parts, which has: an underlying layer composed of any one of nickel, cobalt, a nickel alloy, and a cobalt alloy at least provided on a part of the surface of a stainless steel substrate; an intermediate layer composed of copper or a copper alloy provided thereon; and a silver or silver alloy layer provided thereon as an outermost layer, wherein a thickness of the intermediate layer is 0.05 to 0.3 μm, and wherein an average grain size of the silver or silver alloy provided as the outermost layer is 0.5 to 5.0 μm.
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