发明授权
- 专利标题： Pump assembly
- 专利标题（中）： 泵总成
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申请号： US12879236申请日： 2010-09-10
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公开(公告)号： US08496303B2公开(公告)日： 2013-07-30
- 发明人: Masaki Misunou , Chiharu Nakazawa
- 申请人： Masaki Misunou , Chiharu Nakazawa
- 申请人地址： JP Ibaraki
- 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 Ibaraki
- 代理机构： Antonelli, Terry, Stout & Kraus, LLP.
- 优先权： JP2009-215912 20090917
- 主分类号： B60T8/40
- IPC分类号： B60T8/40 ; F01C1/08
摘要：
A pump assembly including a housing, a pump unit having a low pressure portion and a high pressure portion and accommodated in a pump unit receiving portion which is formed in the housing, a suction passage, a low pressure chamber communicated with the suction passage and the low pressure portion, and a discharge passage, wherein when the pump unit is accommodated in the pump unit receiving portion, the low pressure chamber is formed between the pump unit and a wall surface of the housing which defines the pump unit receiving portion, and the discharge passage is formed by a communication pipe which extends through the low pressure chamber and communicates the housing and the high pressure portion of the pump unit with each other.
公开/授权文献
- US20110062773A1 PUMP ASSEMBLY 公开/授权日：2011-03-17
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