Fast solenoid valve, particularly a fuel injection pilot valve for diesel engines
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Mar 6, 1990
Grant Date -
N/A
app pub date -
Aug 25, 1988
filing date -
Aug 25, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electromagnetically-controlled fuel injection valve for diesel engines includes a body carrying an upper electromagnetic metering valve including a body carrying an excitation coil and an obturator carried by an armature and adapted to control communication between the control chamber of the injection valve and a fuel discharge hole. A floating annular element of non-magnetic material is interposed axially between the armature and the body of the metering valve.
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