发明名称 Objective lens cleaning cartridge.
摘要 <p>An objective lens cleaning cartridge for an optical disc drive apparatus comprises a cartridge body (32), and a cleaning member (41, 43) which can be caused to protrude from or be retracted into the cartridge body (32) in synchronism with a loading operation of the cartridge body into the disc drive apparatus, the cleaning member (41, 43) being brought into sliding cleaning contact with an objective lens (13a) of an optical pickup device (13) provided within the disc drive apparatus. <IMAGE></p>
申请公布号 EP0438297(A2) 申请公布日期 1991.07.24
申请号 EP19910300335 申请日期 1991.01.17
申请人 SONY CORPORATION 发明人 HASEGAWA, HIROYUKI, C/O PATENTS DIVISION;SUZUKI, MINEAKI, C/O PATENTS DIVISION;NAITO, TAKASHI, C/O PATENTS DIVISION;HOSHINO, HIRONARI, C/O PATENTS DIVISION
分类号 G11B7/12;G11B17/04;G11B23/03 主分类号 G11B7/12
代理机构 代理人
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