Air belt apparatus

Abstract

An air belt which is smoothly supported by an anchor, and is directly wound by a retractor is provided. The air belt includes a belt having a sheet-shaped single layer portion, a double layer portion having the shape of a flat, hollow tube, and a middle portion which is disposed between the single layer portion and the double layer portion. A bag is contained in the double layer portion. Both the bag and the belt are connected to the tongue at the ends thereof. The single layer portion of the belt is inserted through the anchor, and is connected to the seat belt retractor in a windable and extractable manner. The belt is manufactured by continuously and integrally forming the single layer portion, the middle portion, and the double layer portion with a woven or knit fabric. A weft may be inserted through the single layer portion.

Dependencies are inferred from the claim text.