Hydrocarbon vapor control system for an internal combustion engine
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United States of America Patent
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-
Dec 20, 1994
Issued Date -
N/A
app pub date -
Dec 21, 1992
filing date -
Sep 16, 1991
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A fuel vapor handling system for an internal combustion engine uses a calibrated nozzle in a device which determines the mass flow of fuel vapor being drawn into the engine, while controlling the vapor flow in response to commands from a fuel controller, so as to permit finer control of the air/fuel ratio.
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