Invention Grant
US06394367B2 Fuel injection valve 有权
燃油喷射阀

Fuel injection valve
Abstract:
A fuel injection valve includes an orifice plate having a plurality of discharge orifices formed therein. A valve seat is disposed upstream of the discharge orifices and has a cylindrical fuel passage formed therein. A fuel cavity is formed between the cylindrical fuel passage and the orifice plate directly above the discharge orifices. A valve member is supported for reciprocating movement into and out of contact with the valve seat. The fuel injection valve satisfies the inequalities &phgr;D1+&phgr;d
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