Idle speed control valve control system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 5, 2002
Grant Date -
May 31, 2001
app pub date -
Nov 29, 2000
filing date -
Nov 30, 1999
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
An outboard motor powers a watercraft and comprises an engine mounted within an engine compartment. The engine comprises an induction system having an induction passage extending between an air intake box to a combustion chamber. A throttle valve is positioned along the passage. A bypass passage communicates with the passage at a location between the throttle valve and the combustion chamber. An adjustable valve controls flow through the bypass passage. The adjustable valve can be closed at a first rate if a the watercraft is traveling at a speed greater than a preset value and at a second rate if the watercraft is traveling at a speed below the preset value.
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