| 发明名称 |
ACTUATING UNIT FOR A PIEZO-ELECTRICALLY CONTROLLED FUEL INJECTION VALVE |
| 摘要 |
An actuator unit suitable for actuating a fuel injection valve of an injection system for internal combustion engines is comprised of a piezoelectric actuator and a hollow body embodied in the form of a spring. Embodying the hollow body according to the present invention can extend the service life of the actuator unit. |
| 申请公布号 |
EP1636486(A1) |
申请公布日期 |
2006.03.22 |
| 申请号 |
EP20040721814 |
申请日期 |
2004.03.19 |
| 申请人 |
ROBERT BOSCH GMBH |
发明人 |
KIENZLER, DIETER;UHLMANN, DIETMAR |
| 分类号 |
F02M47/02;F02M51/06;F02M59/46;F02M61/16;F02M63/00;F02M63/02;F16F1/02;H01L41/053 |
主分类号 |
F02M47/02 |
| 代理机构 |
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