发明授权
US06700292B2 Metal-graphite brush 有权
金属石墨刷

Metal-graphite brush
摘要:
A metal-graphite brush has a copper-graphite brush body to which a metal sulfide solid lubricant is added and a lead embedded. Indium is at least added to an interface between the brush body and the lead in a concentration of 0.4-8 wt %.
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