Patent ID: 8088459

Claim:
An air enclosure with independent double layer air chambers, comprising: a first outer film; a second outer film, folded with the first outer film; at least one first middle film, disposed between the first outer film and the second outer film, a length of the first middle film being shorter than the first outer film and the second outer film, one side of the first middle film being lined up with one common side of the first outer film and the second outer film; at least one first inner film, positioned between the first outer film and the first middle film; at least one second inner film, positioned between the first middle film and the second outer film; an air filling passageway, being an air passable space defined between two hot sealing portions, the first outer film and the second outer film being adhered to each other along the two hot sealing portions; a first hot sealing point and a second hot sealing point positioned between the two hot sealing portions, the first hot sealing point lying between the first outer film and the first inner film which are adhered to each other at the first hot sealing point, the second hot sealing point lying between the second outer film and the second inner film which are adhered to each other at the second hot sealing point; a plurality of first air chambers, positioned adjacent to the air filling passageway and being air storable spaces at one of two sides of the first middle film formed by adhering the first outer film to the first middle film by means of hot sealing; at least one first air inlet, formed between the first outer film and the first middle film and used for communicating the air filling passageway with the first air chambers; a plurality of second air chambers, positioned adjacent to the air filling passageway and being air storable spaces at another of the two sides of the first middle film formed by adhering the first middle film to the second outer film by means of hot sealing; and at least one second air inlet, formed between the first middle film and the second outer film and used for communicating the air filling passageway with the second air chambers, wherein air in the air filling passageway is filled into the first air chambers and the second air chambers to expand the first air chambers and the second air chambers individually via the first air inlets and the second air inlets, respectively.