发明授权
- 专利标题： Gear pump
- 专利标题（中）： 齿轮泵
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申请号： US12620296申请日： 2009-11-17
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公开(公告)号： US08579616B2公开(公告)日： 2013-11-12
- 发明人: Toshihiro Koizumi , Chiharu Nakazawa , Ryohei Maruo
- 申请人： Toshihiro Koizumi , Chiharu Nakazawa , Ryohei Maruo
- 申请人地址： JP Hitachinaka-shi
- 专利权人： Hitachi Automotive Systems, Ltd.
- 当前专利权人： Hitachi Automotive Systems, Ltd.
- 当前专利权人地址： JP Hitachinaka-shi
- 代理机构： Crowell & Moring LLP
- 优先权： JP2008-292906 20081117
- 主分类号： F04C15/00
- IPC分类号： F04C15/00 ; F01C19/08
摘要：
A gear pump includes a gear to be driven by a drive shaft, a pair of side plate members adjoining side surfaces of the gear, respectively, to restrain leakage of an operating fluid, and a tip seal member or seal block for sealing the gear tip or circumference of the gear. At least one of the side plate members and the tip seal member are integral parts of a sealing member.
公开/授权文献
- US20100124513A1 Gear Pump 公开/授权日：2010-05-20
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