The passenger protection device is capable of implementing thorough passenger protection at low costs. This passenger protection device comprises an airbag 150 having a protection space portion region 153 for alleviating restraint pressure at the time of r...

A calibration spring tension adjuster for a seat belt tension sensor comprising a fixed part (1), a movable part (2), a calibration spring (3), and a holder (4), wherein the fixed part (1) and the movable part (2) are adjacent to each other and comprise mu...