发明授权
- 专利标题： Plural disc arrangement and cooling system therefore
- 专利标题（中）： 因此，多种盘片排列和冷却系统
-
申请号： US400912申请日： 1989-08-30
-
公开(公告)号： US5041931A公开(公告)日： 1991-08-20
- 发明人: Hiroshi Uno , Takao Hakamatani , Toshiharu Nishioka
- 申请人： Hiroshi Uno , Takao Hakamatani , Toshiharu Nishioka
- 申请人地址： JPX Kawasaki
- 专利权人： Fujitsu Limited
- 当前专利权人： Fujitsu Limited
- 当前专利权人地址： JPX Kawasaki
- 优先权： JPX63-218893 19880901; JPX63-218894 19880901; JPX63-218895 19880901
- 主分类号： G11B25/04
- IPC分类号： G11B25/04 ; G11B33/12 ; G11B33/14
摘要：
A rotating disc device for storing digital data, comprising: a storage unit containing a spindle motor, a disc for storing digital data thereon and rotating by being driven by the spindle motor, a head for writing and reading data on the disc, and a positioning mechanism for positioning the head; a driver circuit for driving the spindle motor and the positioning mechanism; and a control circuit for controlling the storage unit. A first power supply unit for supplying electric power to the driver circuit, is positioned adjacent to the driver circuit; and a second power supply unit for supplying electric power to the control circuit, is positioned adjacent to the control circuit. Further, a first cooling fan is provided for cooling the first power supply unit, the storage unit, and the driver circuit; and a second cooling fan is provided for cooling the second power supply unit and the control circuit.
公开/授权文献
- US5705516A Oxazoles and their agricultural compositions 公开/授权日：1998-01-06
信息查询
IPC分类:
