发明授权
- 专利标题： Magnetic head for vertical magnetic recording and process for producing the same
- 专利标题（中）： 用于垂直磁记录的磁头及其制造方法
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申请号： US752446申请日： 1985-07-05
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公开(公告)号： US4720757A公开(公告)日： 1988-01-19
- 发明人: Takashi Hatanai , Keishi Nakashima
- 申请人： Takashi Hatanai , Keishi Nakashima
- 申请人地址： JPX
- 专利权人： Alps Electric Co., Ltd.
- 当前专利权人： Alps Electric Co., Ltd.
- 当前专利权人地址： JPX
- 优先权： JPX59-138749 19840704; JPX59-212083 19841009; JPX59-212084 19841009; JPX59-211522 19841011
- 主分类号： G11B5/127
- IPC分类号： G11B5/127 ; G11B5/17 ; G11B5/187 ; G11B5/265
摘要：
A magnetic head for vertical magnetic recording having a leg portion formed on a core on the recording and reproducing side, which leg portion is put in connection with the recording and reproducing magnetic thin film and a leg portion formed on a core on the erasing side, which leg portion is put in connection with the erasing magnetic thin film. A recording and reproducing coil is provided on the leg, or pillar, portion formed on the core on the recording and reproducing side and an erasing winding, or coil, is provided in a groove, or on a pillar portion, formed on the core on the erasing side.
公开/授权文献
- US5797200A Shoe with stretchable top 公开/授权日：1998-08-25