发明名称 |
Pickup system in optical information recording and reproducing apparatus with damped lead wires |
摘要 |
An optical pickup system in which a tracking objective lens is moved by opposed magnetic coils attached to the lens along the axis of the lens and in the transverse direction across the recording tracks. A servo system on a fixed base supplies current to the movable coils by lead wires which are connected at the middle to a fixed vibration absorbing material, such as polyurethane foam.
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申请公布号 |
US4794580(A) |
申请公布日期 |
1988.12.27 |
申请号 |
US19860900207 |
申请日期 |
1986.08.25 |
申请人 |
PIONEER ELECTRONIC CORPORATION |
发明人 |
IKEDO, YUJI;MIYAKAWA, TSUTOMU;OKAJIMA, TAKAHIRO;MIYAKE, MASAHIKO |
分类号 |
G11B7/09 |
主分类号 |
G11B7/09 |
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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