发明名称 Fuel injector having trapped fluid volume means for assisting check valve closure
摘要 An improved fuel injector nozzle employs a hydraulic spring which controls displacement of a needle check to provide a desired rate of fuel flow through an injector orifice.
申请公布号 US5429309(A) 申请公布日期 1995.07.04
申请号 US19940239071 申请日期 1994.05.06
申请人 CATERPILLAR INC. 发明人 STOCKNER, ALAN R.
分类号 F02M47/00;F02M57/02;F02M59/36;(IPC1-7):F02M47/00 主分类号 F02M47/00
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