AIRBAG DEVICE HAVING A TETHER MECHANISM

An airbag device comprising at least one airbag module and at least one arrestor strap mechanism, wherein the at least one airbag module comprises at least one airbag, and the at least one arrestor strap mechanism comprises at least one arrestor strap arrangement and at least one tightening device for the at least one arrestor strap arrangement, wherein an end of an arrestor strap arrangement is attached to an airbag, and the tightening device pulls at least one arrestor strap of the arrestor strap arrangement in a pulling direction during a tightening operation, wherein at least one backstop is provided with which the arrestor strap can be prevented from being pulled out counter to the pulling direction after the tightening operation.