Container

Claim 1

A TUBULAR CONTAINER COMPRISING A SUBSTANTIALLY RIGID BODY, END CLOSURE CAPS SECURED TO EACH END OF SAID BODY, SAID BODY HAVING AT LEAST ONE PLY OF BODY STOCK HELICALLY WOUND INTO TUBULAR FORM AND HAVING SECURED THERETO AT LEAST ONE SURFACE PLY FORMED OF A LAMINATE OF CO-EXTENSIVE LAYERS OF ALUMINUM FOIL AND PAPER SO ARRANGED THAT THE PAPER LAYER ADJOINS THE BODY STOCK AND THE ALUMINUM LAYER FACES AWAY FROM THE BODY STOCK, THE SURFACE PLY BEING HELICALLY WOUND WITH ONE MARGINAL PORTION THEREOF OVERLAPPING THE ADJACENT MARGINAL PORTION OF AN ADJOINING CONVOLUTION THEREOF, THE ONE OF SAID MARGINAL PORTIONS OF THE SURFACE PLY WHICH IS OUTERMOST WITH RESPECT TO THE BODY STOCK BEING REVERSELY FOLDED IN THE DIRECTION OF THE BODY STOCK, THE PAPER LAYER OF THE FOLDED MARGINAL PORTION OF THE SURFACE PLY FACING THE PAPER LAYER OF THE ADJACENT PORTION OF SAID PLY ADJACENT THE FOLD AND HAVING ITS ALUMINUM FOIL LAYER ON THE OUTSIDE OF THE FOLD, THE ALUMINUM FOIL LAYER OF THE FOLDED BACK MARGINAL PORTION OF THE SURFACE PLY BEING ONE OF THE MARGINAL PORTIONS THEREOF WHICH IS LAPPED OVER AND ADHESIVELY SEALED TO THE ALUMINUM FOIL LAYER OF THE ADJACENT MARGINAL PORTION OF AN ADJOINING CONVOLUTION OF SAID PLY SO THAT THE LAPPED PORTIONS ARE IN FOIL-TO-FOIL RELATION WITH ONE ANOTHER, THE RESULTING HELICAL SEAM BETWEEN ADJACENT CONVOLUTIONS OF THE SURFACE PLY THUS ENCLOSING BOTH SIDE EDGES OF THE PAPER LAYER THEREOF BETWEEN THE ALUMINUM FOIL LAYER OF THE SURFACE PLY AND THE BODY STOCK OF THE CONTAINER.