Fuel injection system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 16, 2004
Grant Date -
Jan 3, 2002
app pub date -
Apr 2, 2001
filing date -
Apr 1, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Fuel injection system comprising a piezoelectric element for controlling the amount of injected fuel and further comprising a control unit for determination of a possible fault of the piezoelectric element or of an electric circuitry driving the piezoelectric element based upon a value related to the capacitance of the piezoelectric element.
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