发明名称 |
Balance tube for a spindle motor assembly of a hard disk drive |
摘要 |
A spindle motor assembly for a hard disk drive which has a fluid filled tube that dynamically balances the spindle motor. The assembly may include a hub which is rotated by an internal motor. A plurality of disks may be coupled to the hub and separated by a number of spacers. In one embodiment, the fluid filled tube is attached to the hub. In another embodiment, the fluid filled tube is attached to the spacer. The fluid within the tube is allowed to move during rotation of the hub. Movement of the fluid may dynamically balance the spindle motor.
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申请公布号 |
US6178062(B1) |
申请公布日期 |
2001.01.23 |
申请号 |
US19980118593 |
申请日期 |
1998.07.17 |
申请人 |
SAMSUNG ELECTRONICS COMPANY, LTD. |
发明人 |
YIM PYONGWON;KWON HAE SUNG;PHAM THO;LEE HYUNG JAI |
分类号 |
F16F15/36;G11B19/20;(IPC1-7):G11B17/08 |
主分类号 |
F16F15/36 |
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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