发明名称 |
Fuel injector with electromagnetic actuator |
摘要 |
A fuel injector (1) equipped with an injection valve (7) comprising a mobile plunger (15) ending with a sealing head (22); a support body (4) having a tubular shape and comprising a feed channel (5); and a sealing body (17), in which is defined a valve seat (16) of the injection valve (7); the sealing head (22) is of a frustoconical shape, is arranged externally relative to the guide element (19), is thrust by a spring (10) against said guide element (19) in a direction contrary to the direction of feed of the fuel; the valve seat (16) has a frustoconical shape which is a negative reproduction of the frustoconical shape of the sealing head (22) in order to impart an internally hollow conical shape to the injected fuel. |
申请公布号 |
EP1717437(A1) |
申请公布日期 |
2006.11.02 |
申请号 |
EP20060113246 |
申请日期 |
2006.04.27 |
申请人 |
MAGNETI MARELLI POWERTRAIN S.P.A. |
发明人 |
CRISTIANI, MARCELLO;PASQUALI, PAOLO |
分类号 |
F02M51/06;F02M61/08;F02M61/12;F02M61/16;F02M61/18 |
主分类号 |
F02M51/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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