Patent ID: 8820462

Claim:
An occupant restraint system comprising: a curtain airbag; a side airbag; a seat belt with a built-in pretensioner; a rollover detection device configured to detect or predict rollover of a vehicle; and a control device configured to perform control of deploying the side airbag when the rollover of the vehicle is detected or predicted by the rollover detection device, activating the pretensioner after a predetermined time elapses from the deployment of the side airbag, and then deploying the curtain airbag, wherein the seat belt includes a lap belt and a shoulder belt, the pretensioner includes a lap belt pretensioner configured to retract the lap belt toward an outer side of an occupant and a shoulder belt pretensioner configured to retract the shoulder belt upward, and when the rollover is detected or predicted, the lap belt pretensioner is activated simultaneously with or before the deployment of the side airbag and then the shoulder belt pretensioner is activated after the predetermined time elapses.