Quality Function Deployment : Integrating Customer Requirements into Product Design

A disposable compressed gas container having a cylindrical body with an annular collar projecting above the top and an annular skirt depending from the bottom. The collar and skirt are so dimensioned that the collar of one container nests in complementary disposition with respect to the skirt of a second container longitudinally stacked therewith. Latching means are provided to interlock the nested collar and skirt together, and plurality of axially stacked pair of coupled containers are adapted to be strapped about the girth of the waists defined by the nested collars and skirts.