Throttle valve assembly
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United States of America Patent
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Jun 27, 2017
Grant Date -
Jan 9, 2014
app pub date -
Jan 9, 2012
filing date -
Mar 8, 2011
priority date (Note) -
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Abstract
A throttle valve assembly includes a valve housing having a main channel and an auxiliary channel. A main throttle valve is pivotally mounted in the main channel, and an auxiliary throttle valve pivotally is mounted in the auxiliary channel. A common rotating actuator controls the opening angle of both the main throttle valve and the auxiliary throttle valve through an actuating mechanism. The actuating mechanism includes a crank mechanism connected between an auxiliary pivoting shaft and a gear train driven by the rotating actuator.
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