发明名称 |
System and method to electrically ground fluid dynamic bearings |
摘要 |
A spindle motor assembly that utilizes a fluid dynamic bearing electrically grounded to provide a conductive path through the spindle motor assembly. In one embodiment, the fluid dynamic bearing includes a liquid metal that is conductive and of low electrical resistance that provides the conductive path between the spindle and the spindle housing. |
申请公布号 |
US8248725(B2) |
申请公布日期 |
2012.08.21 |
申请号 |
US20070973664 |
申请日期 |
2007.10.09 |
申请人 |
HENDRIKS FERDINAND;WALLASH ALBERT J.;HITACHI GLOBAL STORAGE TECHNOLOGIES, NETHERLANDS B.V. |
发明人 |
HENDRIKS FERDINAND;WALLASH ALBERT J. |
分类号 |
G11B17/02;G11B33/14 |
主分类号 |
G11B17/02 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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