Drain tube device of muffler for fuel cell vehicle
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United States of America Patent
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-
Sep 12, 2017
Issued Date -
N/A
app pub date -
Sep 23, 2015
filing date -
May 14, 2015
priority date (Note) -
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status (Latency Note)
Importance
Abstract
A drain tube device of a muffler for a fuel cell vehicle includes: the muffler included in an exhaust pipe of the fuel cell vehicle and having a front end part to which blower air is introduced and a rear end part from which the blower air is discharged; a drain tube having a drain hole disposed between the front end part and the rear end part of the muffler to downwardly discharge the blower air; and a hole cover part mounted in the drain hole to block a hydrogen discharge of the blower air and discharge only condensate water. The drain tube device maintains functioning of the muffler while discharging the condensate water and smoothing a flow of the blower air through the hole cover part mounted in the drain hole upon starting the vehicle.
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