A10VSO28DR/31R-PSC12N00
A10V028DR/31R-PSC62K01
A10V028DFR1/31R-PSC62N00
A10VSO28DR/31L/PPA12G20
A10V028DFR/31L-PSC12K01
A10VSO45DFR1/31R-PPA12N00
A10VSO45DFR1/32R-VPB12N00
A10VSO45DR/31R-PPA12N00
A10VSO45DR/31R-PPA12K25
A10VSO45DFR1/31R-PPA12N00
A10VSO58DFR1/31R-PPA12N00
A10VSO45DFR1/31RPPA12N00
E-A10VSO45DFR1/31R-PPA12N00
A10VSO45DFR/31R-PPA12N00-S
A10VSO45DR/31R-PPA12N00
A10VSO45DR/52R-PC12N00
当凸轮的凸起部分转过去后，
在弹簧力的作用下，柱塞向下运动，
柱塞上部空间（称为泵油室）产生真空度，
当柱塞上端面把柱塞套上的进油孔打开后，
充满在油泵上体油道内的柴油经油孔进入
泵油室，柱塞运动到下止点，进油结束