Seat belt assemblies for a motor vehicle

The invention relates to a safety belt arrangement for a motor vehicle, with at least one seat belt (11) for protecting a vehicle occupant; at least one of the seat belt (11) arranged to protect the vehicle occupant inflatable gas bag (4); a sheath (41), which initially surrounds the gas bag (4) at least partially and through which the safety belt (11) at least partially passes; a guide means (12) for guiding the seat belt (11). According to the invention, the gas bag (4) is operative together with the seat belt (11) and / or the shell (41) and is connected to the guide device (12) that it is a response to a signal of a pre-crash or crash sensor or away movement of the vehicle occupant as a result of having an impending or actual collision of the vehicle related deceleration or change of direction of the vehicle from said guide means (12) or dissolves and a pull-out movement of the seat belt (11) follows.