Belt pre-load device for safety seat belt system of vehicle, has drive unit, and power transmission unit, which engages at drive section during activation of drive unit, where drive section is movable on circular path

摘要

The device (10) has a drive unit (32), and a power transmission unit (26), which engages at a drive section (18) during activation of the drive unit. The drive section is movable on a circular path, where the power transmission unit is a non-rigid medium. A guide (29) is provided for the power transmission unit, and exhibits a curved section that partially surrounds the circular path. The guide has a hollow section that is designed for receiving the power transmission unit before activating the drive unit.