Fuel injection valve
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United States of America Patent
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Apr 13, 2004
Grant Date -
Aug 1, 2002
app pub date -
Jan 18, 2002
filing date -
Jan 30, 2001
priority date (Note) -
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Abstract
A nozzle plate is provided with annular step portions each located on the periphery of a nozzle opening rim on a valve seat side, which rises up towards the nozzle opening rim from the radial outside of the nozzle, to form a fuel flow which flows in reverse from the radial outside to collide at an incline with a fuel flow which flows directly into the nozzle.
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