发明授权
US4742414A Rotary magnetic head device for magnetic recording/reproduction apparatus
失效
用于磁记录/再现设备的旋转磁头装置
- 专利标题: Rotary magnetic head device for magnetic recording/reproduction apparatus
- 专利标题(中): 用于磁记录/再现设备的旋转磁头装置
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申请号: US792272申请日: 1985-10-28
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公开(公告)号: US4742414A公开(公告)日: 1988-05-03
- 发明人: Kazuo Sakai , Takao Terayama , Teizo Tamura
- 申请人: Kazuo Sakai , Takao Terayama , Teizo Tamura
- 申请人地址: JPX Tokyo
- 专利权人: Hitachi, Ltd.
- 当前专利权人: Hitachi, Ltd.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX59-227740 19841031
- 主分类号: G11B5/02
- IPC分类号: G11B5/02 ; G11B5/52 ; G11B5/53 ; G11B15/60
摘要:
Disclosed is a rotary magnetic head device for a magnetic recording/reproducing apparatus including image signal transmitters. A dynamic pressure type bearing is provided on one of a rotary member and a stationary member, for generating a dynamic pressure to maintain a gap between the signal transmitters constant.
公开/授权文献
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