| 摘要 |
The present invention provides an air bag system which can be reduced in weight while maintaining an excellent operation performance. <??>The present invention provides an air bag system comprising an ECU connected to a power source and an impact detecting sensor, and plural module cases which accommodate plural gas generators and plural air bags, a bus line which comprises plural loop wires passing through the ECU to supply and transmit currents and the like, and individual gas generators which are connected operationally by plural conductors branched from the bus line, wherein an igniter of the gas generator is connected to the bus line, a capacitor and an IC are provided for each igniter of each gas generator, a current for igniting the priming is supplied to the igniter through the capacitor in the igniter, and a time period for supplying a current is the time period from the point where a current value reaches the current value corresponding to 5% of the maximum current value to the point where it is reduced down to the value corresponding to 5% of the maximum current value, which is within 500 mu sec. <IMAGE>
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