| 摘要 |
PROBLEM TO BE SOLVED: To provide a knee airbag device for a vehicle which ensures an easy getting-out motion and does not increase an expansion reaction force more than necessary.SOLUTION: A knee airbag device 2 for a vehicle includes an inflator capable of generating gas G, and an air bag 5 which can be expanded by the gas G. The air bag 5 is provided with an auxiliary chamber 9 which can communicate with the air bag 5 when legs 3b of a passenger is pressed into the air bag 5 in the expansion of the air bag 5. |
