发明名称 |
Method of manufacturing a seal ring for magnetic fluid seal device |
摘要 |
A seal ring for magnetic fluid seal device, comprising an annular magnet covered with heat activated resin and an annular pole piece stacked and pressed and bonded coaxially with said annular magnet at a temperature higher than heat activated temperature.
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申请公布号 |
US5332460(A) |
申请公布日期 |
1994.07.26 |
申请号 |
US19900591595 |
申请日期 |
1990.10.02 |
申请人 |
NIPPON SEIKO KABUSHIKI KAISHA |
发明人 |
HOSOYA, MASACHI |
分类号 |
B29B13/02;(IPC1-7):B29B13/02 |
主分类号 |
B29B13/02 |
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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