Patent ID: 7699340

Claim:
An air bag apparatus in which an inflator is contained in a retainer, and an end of the inflator at which a harness is located is exposed from the retainer, wherein the end of the inflator that is exposed from the retainer is covered by a base end portion of an airbag at an opening of the airbag and is fastened to the retainer by a fastener; the retainer is provided with an extended portion, which corresponds with the portion of the inflator that is exposed from the retainer, and the extended portion of the retainer is fastened to the inflator by the fastener when the inflator is covered by the air bag; and the extended portion of the retainer, which is fastened to the inflator by the fastener, is provided with a slit, wherein the slit is a hole in the extended portion, and a portion of the fastener is inserted into the hole, to facilitate fastening the base end of the air bag to the inflator with the fastener.