发明名称 |
Optical disc cartridge and mechanism for preventing an incorrect insertion of a cartridge |
摘要 |
An optical disc cartridge provided with a mechanism for preventing incorrect insertion of a cartridge. A cut-off portion is provided at a head and side portion at an inserting side of, for example, a 3.5'' erasable optical disc cartridge. The cut-off portion is located at an side opposite to a corresponding cut-off portion used in a 3.5'' (86 mm) floppy disc cartridge. A stopper is provided in a cartridge insertion portion of the reproducing apparatus to prevent incorrect insertion of the cartridge and is located to correspond to the location of the cartridge cut-off portion. A depression or the like is provided at a front end of the cartridge and at a portion symmetrical about an axis to an edge of the shutter where the shutter opening lever normally strikes.
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申请公布号 |
US5606547(A) |
申请公布日期 |
1997.02.25 |
申请号 |
US19930173053 |
申请日期 |
1993.12.27 |
申请人 |
HITACHI, LTD. |
发明人 |
OTSUKA, YASUO;KATASE, NOBUHIRO;SASAKI, TOHRU |
分类号 |
G11B3/70;G11B17/04;G11B19/02;G11B23/03;G11B33/02;(IPC1-7):G11B23/03 |
主分类号 |
G11B3/70 |
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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