发明名称 ACTUATING UNIT FOR A PIEZO-ELECTRICALLY CONTROLLED FUEL INJECTION VALVE
摘要 The invention relates to an actuating unit for actuating the fuel injection valve of an injection system for internal combustion engines. The inventive actuating unit comprises a piezo-electric actuator (1) and a hollow body (4) in the form of a spring. The inventive structural design of said hollow body (4) makes it possible to increase the service life of said actuating unit.
申请公布号 WO2004097208(A1) 申请公布日期 2004.11.11
申请号 WO2004DE00565 申请日期 2004.03.19
申请人 ROBERT BOSCH GMBH;KIENZLER, DIETER;UHLMANN, DIETMAR 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
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