| 摘要 |
A method and vehicle occupant restraint system for a motor vehicle, in which the webbing movement of a seat belt wound on a belt reel 1 caused by the body of the belted-in vehicle occupant is scanned and corresponding measurement data are fed to an evaluating device 3, wherein measurement data relating to the rotating movement of a rotor 2, in particular the electric motor rotor, which serves in tightening the seat belt webbing, may additionally be fed to this evaluating device 3.
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