发明授权
- 专利标题: Electromagnetically operated hydraulic actuator
- 专利标题(中): 电磁操作液压执行机构
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申请号: US645073申请日: 1984-08-28
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公开(公告)号: US4561628A公开(公告)日: 1985-12-31
- 发明人: Yoshiaki Matsushima , Nobutaka Chiaki , Kuniaki Kato , Toshihiko Horikiri
- 申请人: Yoshiaki Matsushima , Nobutaka Chiaki , Kuniaki Kato , Toshihiko Horikiri
- 申请人地址: JPX Tokyo
- 专利权人: Tokyo Keiki Company Limited
- 当前专利权人: Tokyo Keiki Company Limited
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX58-133500[U] 19830831; JPX58-133501[U] 19830831
- 主分类号: F15B9/09
- IPC分类号: F15B9/09 ; F16K31/42 ; F16K31/12
摘要:
An electromagnetically driven hydraulic actuator for driving an electromagnetic valve for which a larger valve operating force is required. The pilot control valve and the actuator piston are enclosed within the stationary magnetic core of the electromagnetic plunger of the actuator so that a compact driving unit is provided for driving the valve.
公开/授权文献
- US4037266A Voltage surge protector 公开/授权日:1977-07-19
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