Restraining system for motor vehicle with restraining belt has belt lock holder with force sensor for measuring restraining belt tension, evaluation circuit for evaluating tension signal to determine breathing and/or heart activity

摘要

The system has a restraining belt and a belt lock holder fixed to the body of the motor vehicle. The belt lock holder has a force sensor (1) for measuring the tension of the restraining belt and an evaluation circuit that is suitable for evaluating the tension signal detected by the force sensor to determine breathing and/or heart activity.