| 摘要 |
A fuel supply apparatus comprising a housing having therein a passageway including a valve seat adapted to communicate with a combustion chamber, and a bore adapted to communicate with a source of fuel under pressure, a valve member including a valve surface and a portion and being movable relative to the housing between a closed position wherein the valve surface engages the valve seat so as to close the passageway to the combustion chamber and the portion extends a first distance into the bore, and an open position wherein the valve surface is spaced from the valve seat so as to open the passageway to the combustion chamber and the portion extends a second distance less than the first distance into the bore, and an arrangement for adjusting the rate of fuel flow past the portion.
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