VEHICLE SEAT WITH SIDE AIRBAG BUILT-IN DEVICE

摘要

PROBLEM TO BE SOLVED: To speedily inflate and deploy an airbag in deploying the airbag while maintaining a sewn-up state of a lower end of a burst line in a normal using state of a seat.

SOLUTION: A front surface side part 38 of a seat skin 24 on the side building in a seat airbag device is sewn up by a side surface part 40 and the burst line (sewing line) H2. Additionally, an extended sewing piece 48 projected downward more than a lower end K1 of the burst line H2 is provided on a front end lower part of a fold-in piece 44 provided on a lower end of a side surface part 40. Furthermore, an extending sewing part S1 extended from the lower end K1 of the burst line H2 is sewn back by a prescribed range L1 to be a sewn back part 50 in the extended sewing piece 48.

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