发明名称 |
Magnetic head drum for a magnetic recording apparatus and a method for producing same |
摘要 |
A magnetic head drum for a magnetic recording apparatus comprising a metallic ring of a predetermined thickness, and a support body of a plastic material formed in said metallic ring through an outsert forming process. The support body of the plastic material includes a peripheral ring-shaped portion, a central boss portion for receiving a rotating shaft and a web portion connecting the ring-shaped portion with the boss portion. A plurality of magnetic heads are provided on a periphery of the drum to rotate as a unit with the metallic ring. There is also disclosed a method for manufacturing the magnetic head drum through an injection molding process of a plastic material using a metallic ring of a predetermined thickness. |
申请公布号 |
GB2305536(B) |
申请公布日期 |
1997.12.03 |
申请号 |
GB19960018335 |
申请日期 |
1996.09.03 |
申请人 |
* KYOWA ELECTRIC & CHEMICAL CO LTD |
发明人 |
KASHICHI * HIROTA;JUNJI * FUKUDA |
分类号 |
G11B5/53;G11B15/00;(IPC1-7):G11B5/53;B29C45/14;B29D31/00 |
主分类号 |
G11B5/53 |
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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