Air brake control system having an electromagnetic valve device which has two set points for establishing a lap position
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United States of America Patent
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Oct 19, 1993
Grant Date -
N/A
app pub date -
Sep 25, 1991
filing date -
Sep 26, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An electromagnetic valve control system employing a controller circuit for controlling the position of a pneumatic valve by regulating the magnetizing current provided to the electrical solenoid by establishing a first magnetizing current set point when the valve is to be moved from a release position to a lap position and by establishing a second magnetizing current set point when the valve is to be moved from an application position to a lap position.
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