Improved safety belt, in particular for motor vehicles, of the type comprising a winding mechanism of automatic length regulation comprising a belt wound on a winding drum which normally leaves the passenger his freedom of movement, but which is blocked in accident case, characterized in that in order to increase the belt maintenance action is provided on the winding drum at least one pin that passes through the different layers or coils of the belt wound on each other around said drum. (Machine-translation by Google Translate, not legally binding)
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