| 摘要 |
A curtain air bag apparatus for a vehicle is provided to uniformly expand a cushion by uniformizing the amount of a gas supplied to a front cushion and a rear cushion. A curtain air bag apparatus for a vehicle includes an air bag housing(10), a cushion(12), an inflator(14), and a fill hose(16). The fill hose is mounted to the interior of the air bag housing lengthwisely to supply the compressed gas generated in the inflator. The fill hose includes an external hose and an internal hose. The external hose is connected to the inflator and a gas supply line and has a plurality of gas discharge openings. The internal hose is slidably mounted to the interior of the external hose and slides to open the gas discharge openings if the internal pressure is above a predetermined value.
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