Vehicle with a seat belt tensioner secured to the floor of the vehicle

A vehicle with a vehicle floor (1), with a belt tensioner (2) which comprises a piston/cylinder unit, and with a device for fastening the cylinder (3) to the vehicle floor (1), characterized in that the vehicle floor (1) has a recess into which the cylinder (3) at least partially projects, the recess is a downwardly extending trough (14) in the vehicle floor (1), the trough is closed towards the bottom, the trough has a ventilation opening (20), the ventilation opening (20) is sealed and is only exposed in the case of restraint.

A vehicle with a vehicle floor (1), with a belt tensioner (2) which comprises a piston/cylinder unit, and with a device for fastening the cylinder (3) to the vehicle floor (1), characterized in that the vehicle floor (1) has a recess into which the cylinder (3) at least partially projects, the cylinder (3) has a lower end (11) which projects downwards out from the recess, the lower end (11) projecting downwards from the recess being at least partially covered by a protective cap (19).

A vehicle with a vehicle floor (1), with a belt tensioner (2) which comprises a piston/cylinder unit, and with a device for fastening the cylinder (3) to the vehicle floor (1), characterized in that the vehicle floor (1) has a recess into which the cylinder (3) at least partially projects, the fastening device is constructed as a bayonet closure, the cylinder (3) being open towards the bottom on the end face.

A vehicle, with a vehicle floor (1), with a belt tensioner (2) which comprises a piston/cylinder unit, and with a device for fastening the cylinder (3) to the vehicle floor (1), characterized in that the vehicle floor (1) has a recess into which the cylinder (3) at least partially projects, and wherein the cylinder (3) is open downwards on the end face and has a thread (15) on its cylinder shell on the inner face, by which thread (15) it is turned onto a screw-like extension (35) on the vehicle floor (1).