Patent ID: 8146184

Claim:
An inflatable cushion, comprising: a cushion body including: an upper surface layer; a lower surface layer combined with the upper surface layer; a flexible pull strap mounted between the upper surface layer and the lower surface layer; and a warming layer rested on a surface of the pull strap and located between the upper surface layer and the lower surface layer; wherein the pull strap has a successive bent shape; the pull strap includes a plurality of bent sections which are connected with each other successively to form a plurality of upper air channels and a plurality of lower air channels between the upper surface layer and the lower surface layer; the cushion body further includes: an upper plastic film layer mounted on an inner wall of the upper surface layer; and a lower plastic film layer mounted on an inner wall of the lower surface layer and combined with the upper plastic film layer; the upper plastic film layer and the upper surface layer form two different layers; the lower plastic film layer and the lower surface layer form two different layers.