发明申请
- 专利标题： Liquid-sealing shaft seal apparatus and rotary electrical machine using the shaft seal apparatus
- 专利标题（中）： 液密封轴封装置和旋转电机采用轴封装置
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申请号： US11355881申请日： 2006-02-17
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公开(公告)号： US20060192343A1公开(公告)日： 2006-08-31
- 发明人: Yutaka Hashiba , Masayuki Ichimonji , Hitoshi Katayama , Hidekazu Shiomi , Yasuo Kabata
- 申请人： Yutaka Hashiba , Masayuki Ichimonji , Hitoshi Katayama , Hidekazu Shiomi , Yasuo Kabata
- 优先权： JP2005-051432 20050225
- 主分类号： F16J15/44
- IPC分类号： F16J15/44
摘要：
A liquid-sealing shaft seal apparatus includes a rotation shaft, brush seals arranged in such a manner as to contact and surround the rotation shaft, and a brush holder which holds the brush seals, wherein more than one line of brush seals are arranged in the axial direction of the rotation shaft through a cavity, and the brush holder is provided with a liquid returning pass to return a liquid having leaked through the brush seals into the cavity to the side of an atmosphere in which a liquid is present as a sealing target.
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