Method for determining if car seat belt is fastened comprise producing image of area between top of belt and passenger's shoulder and using this to determine if belt is in position

摘要

The method for determining if a car seat belt (4) is fastened comprise producing an image of the area between the top (5) of the belt and the passenger's shoulder (2) and using this to determine if the belt is in position. The top section of the belt carries a marking (9), e.g. a bar code. An Independent claim is included for a seat belt for use in the method.