发明名称 |
Spindle motor, disc driving apparatus having the same, and production method thereof |
摘要 |
The present invention provides a small and thin spindle motor in which no uneven pressure is applied to a recording medium when the recording medium is fixed to a hub, a disc driving apparatus having the spindle motor, and a production method thereof. The spindle motor comprises: a sleeve which is supported by a fixed shaft and rotates around a predetermined axis; and a hub provided on an outer peripheral portion of the sleeve, which includes: a tubular portion to be inserted into a central hole of a recording medium having a disc shape, which is coaxial with the sleeve and has a male thread formed on an outer peripheral surface; and a first receiving surface which is connected to the tubular portion and which holds the recording medium to the axis.
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申请公布号 |
US2006031864(A1) |
申请公布日期 |
2006.02.09 |
申请号 |
US20050196734 |
申请日期 |
2005.08.04 |
申请人 |
KIRIYAMA HIROYUKI;IWAHORI TOSHIYUKI;FUJINO HITOSHI;OKI YOICHI |
发明人 |
KIRIYAMA HIROYUKI;IWAHORI TOSHIYUKI;FUJINO HITOSHI;OKI YOICHI |
分类号 |
G11B7/08 |
主分类号 |
G11B7/08 |
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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