Airbag for a vehicle occupant restraint system, method for the production thereof and airbag module and vehicle steering wheel with an airbag of this type

Abstract

The invention relates to an airbag () for a vehicle occupant restraint system, comprising an airbag rear wall () which includes an airbag mouth () for inflating the airbag () as well as plural rear wall openings () distributed around the airbag mouth () for receiving fastening bolts (), and comprising a flexible diffusor () which has a central cover portion (), as well as plural connecting arms () each extending from the central cover portion () to a free end (), the free ends () of the connecting arms () including diffusor fastening holes () for receiving fastening bolts (), wherein the ends () of the connecting arms () are disposed on an inner face () of the airbag rear wall () so that the diffusor fastening holes () are aligned with the rear wall openings (), and two respective diffusor fastening holes () of different overlapping connecting arms () come to lie on each of the rear wall openings (), and wherein the connecting arms () overlapping in the area of a rear wall opening () are connected tightly to each other and tightly to the airbag rear wall (). The invention further relates to a method for manufacturing the airbag () as well as an airbag module () and a vehicle steering wheel () comprising such an airbag ().