Airbag fastening system

An airbag fastening system in an airbag module having a clamping connection, the airbag fastening system comprising:

• a retaining ring for an injection orifice of the airbag in an airbag receptacle surrounding both the airbag module and the retaining ring, the retaining ring having a reducing width on an outer face in a main pulling direction when the airbag unfolds, at least a portion of the airbag receptacle or a component associated with the airbag receptacle having a smaller width above the retaining ring than a greatest width of the retaining ring,
• wherein a lower end of the airbag forms the injection orifice, is folded over the retaining ring, and extends between the retaining ring and the airbag receptacle or the component, and
• wherein the retaining ring comprises at least one portion having a conically tapered cross-section on the outer face in the main pulling direction when the airbag unfolds, a portion of an inner wall of the airbag receptacle or the component being associated with and extending at least approximately in the same direction as the at least one portion.