专利检索 ap:("FUJI ELECTRIC CO LTD") AND inv:"KIKUCHI A" 第 1 页

1.

发明授权
Contact material for vacuum switch of wc with co-cu binder and method of making 失效
标题翻译：接触材料用于WC的真空开关与CO-CU粘合剂和制造方法

公开(公告)号：US3807965A

公开(公告)日：1974-04-30

申请号：US33856873

申请日：1973-03-06

申请人： FUJI ELECTRIC CO LTD

发明人： TAZAKI K , NAGAMI K , SHINOHARA H , KIKUCHI A

IPC分类号： C22C29/06 , C22C29/08 , H01B1/02 , H01H1/02 , H01H1/021 , H01H1/0233 , H01H11/04 , H01H33/66 , B22F1/00

CPC分类号： H01H1/0203 , C22C29/067 , H01H1/0233 , Y10S428/929

摘要： A contact material for a vacuum switch having a composition comprising from 50 to 75 percent of tungsten carbide, from 0.3 to 5 percent of cobalt, and a remainder of copper, said tungsten carbide having a finely pulverized structure of a grain size of less than 1.2 microns.

摘要翻译： 一种用于真空开关的接触材料，其具有包含50-75％的碳化钨，0.3-5％的钴和剩余的铜的组合物，所述碳化钨具有小于1.2的粒度的细粉碎结构微米。