发明申请
- 专利标题： Gas injector having a dual valve needle
- 专利标题（中）： 气体注射器具有双阀针
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申请号： US14658493申请日： 2015-03-16
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公开(公告)号： US20150267659A1公开(公告)日： 2015-09-24
- 发明人: Felix Jaegle , Olaf Ohlhafer , Joerg Schoefer , Robert Giezendanner-Thoben
- 申请人： Robert Bosch GmbH
- 优先权： DE102014205454.0 20140324
- 主分类号： F02M45/08
- IPC分类号： F02M45/08 ; F02M51/06 ; F02M63/00 ; F02M61/18
摘要：
A gas injector for injecting gaseous fuel includes: a valve body; an outer needle which is a hollow needle; an inner needle disposed in a hollow region of the outer needle; and an actuator system configured to actuate the outer needle and the inner needle independently of each other in each case. A first sealing seat is provided between the valve body and the outer needle, and a second sealing seat is provided between the outer needle and the inner needle.
公开/授权文献
- US09702325B2 Gas injector having a dual valve needle 公开/授权日：2017-07-11
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