| 发明名称 |
VOICE COIL MOTORS AND MAGNETIC CIRCUITS THEREFOR |
| 摘要 |
Two magnet pieces of rectangular prism or parallelepiped prism shape are disposed on a yoke in an angle array to construct a magnetic circuit for a voice coil motor. The magnetic circuits facilitate positioning and holding of a moving coil, and the voice coil motor is improved in positioning precision of a magnetic head.
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| 申请公布号 |
US2008231996(A1) |
申请公布日期 |
2008.09.25 |
| 申请号 |
US20080051323 |
申请日期 |
2008.03.19 |
| 申请人 |
YAMADA HIROYUKI;KATO DAIKI;NAGAMIYA KEIJI |
发明人 |
YAMADA HIROYUKI;KATO DAIKI;NAGAMIYA KEIJI |
| 分类号 |
G11B5/56 |
主分类号 |
G11B5/56 |
| 代理机构 |
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代理人 |
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| 主权项 |
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