发明名称 |
Magnetic tape cassette |
摘要 |
A magnetic tape cassette has an outer peripheral rib for partitioning a part of a bottom plate, said rib being formed near the head receiving portion of an upper half casing wherein the inside portion of said bottom plate defined by said outer peripheral rib is tapered to have the thickness of said outer peripheral rib at the connecting point of said bottom plate to said outer peripheral rib.
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申请公布号 |
US4438860(A) |
申请公布日期 |
1984.03.27 |
申请号 |
US19810323024 |
申请日期 |
1981.11.19 |
申请人 |
TDK ELECTRONICS CO., LTD. |
发明人 |
OKAMURA, MASATOSHI;SHIBA, HARUO |
分类号 |
G11B23/087;(IPC1-7):G11B23/06;B65D1/46;B65D6/34 |
主分类号 |
G11B23/087 |
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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