发明名称 |
Disc cartridge |
摘要 |
A cartridge for reducing air resistance therein which is induced by the rotation of a disc-shaped storage medium housed in the cartridge. Air resistance is reduced by forming holes and/or grooves on a housing case through which air flows in and out spontaneously.
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申请公布号 |
US6295182(B1) |
申请公布日期 |
2001.09.25 |
申请号 |
US19980203366 |
申请日期 |
1998.12.02 |
申请人 |
LG ELECTRONICS INC. |
发明人 |
YEO WOON-SUNG;KIM CHANG-JONG |
分类号 |
G11B23/03;(IPC1-7):G11B23/03;G11B23/033 |
主分类号 |
G11B23/03 |
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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