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.
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 代理人
主权项
地址