发明名称 |
OPTICAL PICKUP AND METHOD FOR MANUFACTURING THE SAME |
摘要 |
To increase the speed of operations and improve vibration properties by rotating holders to wind coils in objective lens driving means of an optical pickup. In an optical pickup wherein a tracking coil and two focusing coils are wound on the same surface of a coil holder, the coil holder includes a tracking coil holder and two focusing coil holders, and each of the tracking coil holder and two focusing coil holders has a hole passing through the center of each coil.
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申请公布号 |
US2008253239(A1) |
申请公布日期 |
2008.10.16 |
申请号 |
US20080018463 |
申请日期 |
2008.01.23 |
申请人 |
KIMURA KATSUHIKO;SATOU YOSHIHIRO;SENGA JUNICHI |
发明人 |
KIMURA KATSUHIKO;SATOU YOSHIHIRO;SENGA JUNICHI |
分类号 |
G11B7/085 |
主分类号 |
G11B7/085 |
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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