Patent ID: 6763808
Filing Date: 2004-07-20
Classification: F02M

Abstract:
A fuel feeding device comprising:a fuel injection pump including: a plurality of plunger chambers; a plurality of plungers operable to reciprocate within said plunger chambers, respectively; and a camshaft having a plurality of drive cams corresponding to said plungers, respectively, said camshaft being rotatable by an exterior motive force so as to rotate said drive cams to thereby reciprocate said plungers within said plunger chambers, each of said drive cams having an equal number of cam lobes, each of said cam lobes having a forward stroke surface portion and a backward stroke surface portion, said forward stroke surface portion spanning a larger cam angle than said backward stroke surface portion; a common rail for storing fuel force-fed from said fuel injection pump; and a plurality of fuel injection valves corresponding to cylinders of an internal combustion engine, respectively, said fuel injection valves being operable to supply fuel from said common rail to said cylinders, respectively.