Patent ID: 7862870
Filing Date: 2011-01-04
Classification: B32B,B65D,Y10T

Abstract:
1. A film for inflatable cushions, the film comprising: a first web layer having a first longitudinal edge and a second longitudinal edge; a second web layer having a first longitudinal edge and a second longitudinal edge, the second web layer aligned to be generally coextensive with the first web layer; a longitudinal seal joining the first web layer and the second web layer, the longitudinal seal extending adjacent and spaced a transverse distance from the first edges of the first and second web layers, a skirt being formed by portions of the first and second web layers that extend between the longitudinal seal and the first longitudinal edges such that the first longitudinal edges are unattached to each other; a series of transverse seals extending from the longitudinal seal towards the second edge of the first web layer and the second edge of the second web layer, a chamber-being defined within a boundary formed by the longitudinal seal and a pair of adjacent transverse seals to prevent air from leaking from the chamber through or between said longitudinal and transverse seals; and a longitudinal channel having an open end and configured to receive an inflation nozzle therein, the longitudinal channel being formed on a side of the chamber opposite the longitudinal seal and being in fluid communication with the chamber for allowing fluid from the inflation nozzle to inflate the chamber.