发明名称 |
Device for representing braille on information signal recording medium and disc cartridge |
摘要 |
A disc cartridge having a cartridge main body and a shutter member is disclosed. The cartridge main body contains a disc-shaped recording medium and includes an aperture formed in one of a pair of planar portions for exposing at least an information recording area of the disc-shaped recording medium to outside. The shutter member opens or closes the aperture and is movably mounted on the cartridge main body. A braille representing portion for indicating the type of the disc-shaped recording medium is formed on a shutter member of the disc cartridge, a container casing containing the disc cartridge or an index sheet arranged between the disc cartridge and the packaging film sheet and acting as a sheath on which the braille representing portion is formed.
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申请公布号 |
US5577914(A) |
申请公布日期 |
1996.11.26 |
申请号 |
US19940333336 |
申请日期 |
1994.11.02 |
申请人 |
SONY CORPORATION |
发明人 |
TAKAHASHI, KENJI;FUJISAWA, HIROTOSHI |
分类号 |
G09B21/00;(IPC1-7):G09B21/00 |
主分类号 |
G09B21/00 |
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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