客服热线:18202992950

Permanent magnet, and electric machine comprising same, and a method for producing the electric ma 发明授权

2023-03-20 2000 587K 0

专利信息

申请日期 2025-07-11 申请号 US13800785
公开(公告)号 US9653978B2 公开(公告)日 2017-05-16
公开国别 US 申请人省市代码 全国
申请人 Robert Bosch GmbH
简介 Permanent magnet (10), containing at least one metal component (13) from the group of the rare earth metals, comprising a first coating film (20), which forms a cathodic protection against corrosion for the permanent magnet (10), the first coating film (20) containing a metal (23) which is more electronegative in the electrochemical series than the metal component (13) of the permanent magnet (10), wherein a second coating film (30), which is embodied in an electrically insulating fashion, is applied on the first coating film (20).


您还没有登录,请登录后查看下载地址


反对 0举报 0 收藏 0 打赏 0评论 0
下载排行
网站首页  |  关于我们  |  联系方式  |  使用协议  |  版权隐私  |  网站地图  |  排名推广  |  广告服务  |  积分换礼  |  网站留言  |  RSS订阅  |  违规举报  |  京ICP备2021025988号-4