发明名称 |
MAGNETISK REGISTRERINGSAPPARAT |
摘要 |
A magnetic recording apparatus includes a rotary disc rotatable about an axis and having an outwardly extending radial flange with three apertures therein; three pins mounted in the apertures on the rotary disc and positioned about a circle concentric with the axis for accurately supporting an information record disc thereon, each of the three pins projecting from the rotary disc to substantially the same height; and a magnet positioned on the flange of the rotary disc and having a height lower than the three pins for magnetically attracting the information record disc to secure the latter on the three pins. |
申请公布号 |
SE8305394(L) |
申请公布日期 |
1984.05.23 |
申请号 |
SE19830005394 |
申请日期 |
1983.09.30 |
申请人 |
SONY CORP |
发明人 |
SAITO E;TAKAHASHI S;YUASA M;AKIYAMA T |
分类号 |
G11B5/00;G11B17/028;G11B19/20;G11B19/28;(IPC1-7):G11B17/02;G11B5/01;G11B5/12;G11B17/02;G11B17/28 |
主分类号 |
G11B5/00 |
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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