发明授权
- 专利标题: Pump device
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申请号: US14402726申请日: 2013-05-20
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公开(公告)号: US10087917B2公开(公告)日: 2018-10-02
- 发明人: Masayuki Saito , Chiharu Nakazawa , Masaki Misunou
- 申请人: Hitachi Automotive Systems, Ltd.
- 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: JP2012-116779 20120522
- 国际申请: PCT/JP2013/063911 WO 20130520
- 国际公布: WO2013/176076 WO 20131128
- 主分类号: F04B11/00
- IPC分类号: F04B11/00 ; B60T8/44 ; B60T8/48 ; B60T8/50 ; B60T17/02 ; F04C15/00 ; F04B53/10 ; F04C2/10 ; F04C2/344
摘要:
An object of the present invention is to provide a pump device that is capable of improving a discharge performance. A first orifice 301 that is provided on a discharge oil passage (a pipe 12) of a pump 2 and a second orifice 302 that, when a flow amount Q becomes greater than a predetermined flow amount Q1, allows pass of brake fluid are provided.
公开/授权文献
- US20150159638A1 Pump Device 公开/授权日:2015-06-11