| 摘要 |
An automotive type fuel injection control and system including a number of unit fuel injector assemblies (24), one for each cylinder of the engine, supplied with an excess of fuel, the pressure of the fuel in the return line (26) being used to vary the stroke of each unit injector pumping plunger (94) by means of a stroke control rod (98) which is variable movable into the path of movement of the plunger (94) by a fuel pressure actuated means (106) whereby the pressure of the return fuel being controlled by a solenoid controlled pressure regulator (52) operated in response to changing engine operating conditions by vary the stroke to vary the fuel discharged from the injectors. |
