- 专利标题： Hub for a disk type recording medium
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申请号： US279090申请日： 1988-12-02
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公开(公告)号： US5010435A公开(公告)日： 1991-04-23
- 发明人: Haruo Shiba , Masaru Ikebe , Toshihiko Ishida
- 申请人： Haruo Shiba , Masaru Ikebe , Toshihiko Ishida
- 申请人地址： JPX Tokyo
- 专利权人： TDK Corporation
- 当前专利权人： TDK Corporation
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX62-184643 19871203
- 主分类号： G11B23/00
- IPC分类号： G11B23/00 ; G11B23/03 ; G11B5/84
摘要：
A hub to be attached to the central portion of a recording medium comprises a flat plate-like body made of a metallic material, and an annular resinous body firmly attached to the flat plate-like body by insert-molding, wherein at least one bent portion with an opening for connecting the annular resinous body to the flat-plate-like body is formed in the flat plate-like body so that the opening is in parallel to the upper or lower surface of the flat plate-like body.
公开/授权文献
- US4435575A Process for preparing carboxylated organic compounds 公开/授权日：1984-03-06
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