Figure

Claim 2

A SHIPPING CARTON CASING HAVING SIDE AND END WALLS, SAID SIDE WALLS BEING FORMED FROM A BLANK HAVING AT LEAST AN OUTER FACING LAYER AND AN INNER FILL LAYER OF PLASTIC FOAM BONDED TO SAID FACING LAYER, SAID BLANK ALSO HAVING INTEGRAL MARGINAL FLAPS UNITARILY FORMED THEREWITH AND PROJECTING FROM THE TOP AND BOTTOM ENDS THEREOF, SAID FLAPS HAVING A THICKNESS OF ONLY A MINOR FRACTIONAL PART OF THE THICKNESS OF SAID SIDE WALLS AND EXTENDING CONTIGUOUS TO THE OUTER FACE THEREOF, SAID FILL LAYER HAVING EXPOSED TOP AND BOTTOM EDGES DEFINING TOP AND BOTTOM INNER PERIPHERAL SHELVES WITHIN THE CONFINES OF SAID FLAPS ADJACENT THE JUNCTIONS OF SAID FLAPS WITH SAID SIDE WALLS, SAID FILL LAYER HAVING TOP AND BOTTOM EDGE PORTIONS WHICH ARE THICKER THAN THE CENTRAL PORTION THEREOF, SAID END WALLS BEING FORMED FROM A PAIR OF PLANAR PANELS FREELY SUPPORTED AT THEIR PERIPHERAL EDGES RESPECTIVELY DIRECTLY AND IN CONTACTING ENGAGEMENT ON SAID TOP AND BOTTOM PERIPHERAL SHELVES, SAID FLAPS BEING FOLDED-OVER AND SECURED TO THE OUTER PERIPHERAL EDGE PORTIONS OF THE OUTER FACES OF SAID BLANKS, SAID FLAPS EXTENDING BEYOND THE TOP AND BOTTOM ENDS OF SAID BLANKS BY A DISTANCE SUBSTANTIALLY GREATER THAN THE THICKNESS OF SAID PANELS AND ONLY A MINOR FRACTIONAL PART OF THE DIMENSION OF SAID CARTON IN THE DIRECTIONS WHICH SAID FLAPS RESPECTIVELY EXTEND AS FOLDED OVER, WHEREBY THE MAJOR PORTION OF SAID OUTER FACES OF EACH OF SAID PANELS IS EXPOSED.

Claim 3

A SHIPPING CARTON CASING HAVING SIDE AND END WALLS, SAID SIDE WALLS BEING FORMED FROM A BLANK HAVING AT LEAST AN OUTER FACING LAYER AND AN INNER RUFFLED LAYER FIXED TO SAID OUTER FACING LAYER TO PROVIDE CORRUGATIONS, THE LONGITUDINAL EDGE PORTIONS OF SAID RUFFLED LAYER BEING MASHED AGAINST SAID OUTER LAYER TO PROVIDE INTEGRAL MARGINAL FLAPS PROJECTING FROM THE TOP AND BOTTOM ENDS OF SAID BLANK, SAID FLAPS HAVING A THICKNESS OF ONLY A MINOR FRACTIONAL PART OF THE THICKNESS OF SAID SIDE WALLS AND EXTENDING CONTIGUOUS TO THE OUTER FACE THEREOF, SAID INNER RUFFLED LAYER HAVING EXPOSED TOP AND BOTTOM EDGES ADJACENT THE MASHED PORTIONS THEREOF AND DEFINING TOP AND BOTTOM INNER PERIPHERAL SHELVES WITHIN THE CONFINES OF SAID FLAPS ADJACENT THE JUNCTIONS OF SAID FLAPS WITH SAID SIDE WALLS, SAID END WALLS BEING FORMED FROM A PAIR OF PLANAR PANELS FREELY SUPPORTED AT THEIR PERIPHERAL EDGES RESPECTIVELY DIRECTLY AND IN CONTACTING ENGAGEMENT ON SAID TOP AND BOTTOM PERIPHERAL SHELVES, SAID FLAPS BEING FOLDED-OVER AND SECURED TO THE OUTER PERIPHERAL EDGE PORTIONS OF THE OUTER FACES OF SAID BLANKS, SAID FLAPS EXTENDING BEYOND THE TOP AND BOTTOM ENDS OF SAID BLANKS BY A DISTANCE SUBSTANTIALLY GREATER THAN THE THICKNESS OF SAID PANELS AND ONLY A MINOR FRACTIONAL PART OF THE DIMENSION OF SAID CARTON IN THE DIRECTIONS WHICH SAID FLAPS RESPECTIVELY EXTEND AS FOLDED OVER, WHEREBY THE MAJOR PORTION OF SAID OUTER FACES OF EACH OF SAID PANELS IS EXPOSED.

Claim 4

A SHIPPING CARTON CASING HAVING SIDE AND END WALLS, SAID SIDE WALLS BEING FORMED FROM A BLANK HAVING AT LEAST AN OUTER FACING LAYER AND AN INNER RUFFLED LAYER FIXED TO SAID OUTER FACING LAYER TO PROVIDE CORRUGATIONS, THE LONGITUDINAL EDGE PORTIONS OF SAID RUFFLED LAYER BEING MASHED AGAINST SAID OUTER LAYER TO PROVIDE INTEGRAL MARGINAL FLAPS PROJECTING FROM THE TOP AND BOTTOM ENDS OF SAID BLANK, SAID FLAPS HAVING A THICKNESS OF ONLY A MINOR FRACTIONAL PART OF THE THICKNESS OF SAID SIDE WALLS AND EXTENDING CONTIGUOUS TO THE OUTER FACE THEREOF, SAID INNER RUFFLED LAYER HAVING EXPOSED TOP AND BOTTOM EDGES ADJACENT THE MASHED PORTIONS THEREOF AND DEFINING TOP AND BOTTOM INNER PERIPHERAL SHELVES WITHIN THE CONFINES OF SAID FLAPS ADJACENT THE JUNCTIONS OF SAID FLAPS WITH SAID SIDE WALLS, SAID END WALLS BEING FORMED FROM A PAIR OF PLANAR PANELS FREELY SUPPORTED AT THEIR PERIPHERAL EDGES RESPECTIVELY DIRECTLY AND IN CONTACTING ENGAGEMENT ON SAID TOP AND BOTTOM PERIPHERAL SHELVES, SAID FLAPS BEING FOLDED-OVER AND SECURED TO THE OUTER PERIPHERAL EDGE PORTIONS OF THE OUTER FACES OF SAID BLANKS, SAID FLAPS EXTENDING BEYOND THE TOP AND BOTTOM ENDS OF SAID BLANKS BY A DISTANCE SUBSTANTIALLY GREATER THAN THE THICKNESS OF SAID PANELS AND ONLY A MINOR FRACTIONAL PART OF THE DIMENSION OF SAID CARTON IN THE DIRECTIONS WHICH SAID FLAPS RESPECTIVELY EXTEND AS FOLDED OVER, WHEREBY THE MAJOR PORTION OF SAID OUTER FACES OF EACH OF SAID PANELS IS EXPOSED.