发明名称 |
Drive device for driving optical pick-up unit |
摘要 |
<p>The present invention relates to a drive device for driving optical pick-up unit, which comprises an optical pick-up unit (OPU) for reading the information recorded on a disk; a pick-shaft for guiding the OPU's moving direction; two guiding elements which are provided on the pick-shaft and connected with the OPU for moving the OPU on the pick-shaft along its direction; a gear rack for driving the OPU moving forward and back; and a gear wheel for driving the gear rack; the drive device is characterized that the gear wheel engages with the gear rack always outside the area between the two guiding elements during the movement of the OPU.</p> |
申请公布号 |
EP2110812(A1) |
申请公布日期 |
2009.10.21 |
申请号 |
EP20080007464 |
申请日期 |
2008.04.16 |
申请人 |
PHILIPS & LITE-ON DIGITAL SOLUTIONS CORPORATION |
发明人 |
KUNZE, NORBERT;MUELLER, STEFAN |
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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