| 摘要 |
1413400 Fuel injection pumps MITSUI SHIPBUILDING & ENG CO Ltd 23 Aug 1973 [25 Aug 1972] 39959/73 Heading F1A In a fuel injection pump comprising a plunger 1 reciprocable in a barrel 3, fuel enters the pumping chamber 6 through a suction opening 2 in the barrel and is delivered to an outlet (not shown) when, during the plunger's inward stroke, the suction opening 2 is closed by the plunger, delivery continuing until an inclined edge 4 of a plunger recess 5 in continuous communication with the pumping chamber 6 simultaneously uncovers a row of spill openings 8 arranged along a line parallel to the edge 4. In a second embodiment the inclined edge 4, the suction opening 2 and the spill openings 8 are duplicated. |
