Variable duct apparatus for vehicle
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United States of America Patent
Stats
-
Jan 12, 2016
Grant Date -
Oct 2, 2014
app pub date -
Mar 26, 2014
filing date -
Mar 28, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A variable duct apparatus for a vehicle including first and second louvers to rotate around first and second axes to open and closed positions, the variable duct apparatus including: a link to connect first and second louvers; first and second stoppers disposed at the first and second louvers to control the first and second louvers at an open position; a motor to rotate the first louver; and a control device to perform an opening or closing operation for rotating the first louver to the open or closed position by supplying current to the electric motor until a lock current is detected. The control device includes an abnormality determining unit to determine that an operating state is abnormal when an operating angle of the first louver from a start of the opening or closing operation until detection of the lock current is out of a predetermined reference operating angle range.
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