Patent ID: 8827613

Claim:
A cushioning air bag for protecting an object, the cushioning air bag comprising: two outer films, stuck together by means of hot sealing to form a main air chamber; a plurality of connecting films, positioned between the two outer films and parallel to one another, wherein the two outer films and the plurality of connecting films are connected to each other to form a plurality of connecting lines, the plurality of connecting films divide the main air chamber into a plurality of inner partitioned air chambers, and each inner partitioned air chamber is substantially shaped as a rectangular space; a plurality of air valve devices respectively positioned on each of the inner partitioned air chambers, each air valve device comprising an air channel and an air valve switching device, each of the air valve devices allowing each inner partitioned air chamber to fill air into and discharge air out independently; and, a plurality of curved portions being formed on the two outer films between each two of the adjacent connecting lines after the inner partitioned air chambers are filled with air and expanded, the plurality of curved portions on one side of the two outer films being tangent to a same one plane, allowing each one of the two outer films to be in multi-point contact with a surface of the object.