Tubular carton
AssigneeThe Mead Corporation
InventorJames R. Oliff
Life of this patent
Estimating the term…
Abstract
A tubular carton comprising bottom (1), top (6,7), and a pair of side walls (2,3) interconnected to form a sleeve together with end closure structure comprising an end flap (16,17,20,21,24,25,28,29,32,33) foldably joined to each end of the top, bottom, and side walls and being disposed perpendicular to the axis of the sleeve, and web structure (42-49) interconnecting two adjacent end flaps at each corner of the carrier.
Claims4
A tubular carton comprising a bottom wall (1), a pair of side walls (2,3) foldably joined respectively to the side edges of said bottom wall, a top wall (6,7) foldably joined along the side edges thereof respectively to the upper edges of said side walls, said side walls being disposed perpendicular to said top and bottom walls to form a sleeve, an end flap (16,17,20,21,24,25,28,29,32,33) foldably joined to each end of said top, bottom, and side walls, at least a portion of each of said end flaps being disposed perpendicular to the major axis of said sleeve, a fold line (26,27,30,31,34,35) disposed between each end flap and the associated one of said walls, and wherein the improvement involves bend line (36-41) disposed in one of said end flaps and generally parallel to said fold line, a pair of web structures (42-49) joined respectively to the ends of said one end flap, a pair of said end flaps being joined respectively to said web structures remote from said one end flap and two of said walls being foldably joined respectively to said pair of end flaps, the corners of said two walls which are associated respectively with said pair of web structures being bevelled and severed from adjacent portions of the carton, and the portions of said one end flap which are disposed on opposite sides of said bend line being angularly related inwardly of the carton.
A blank for a tubular carton comprising a bottom wall (1), a pair of side walls (2,3) foldably joined respectively to the side edges of said bottom wall, a pair of top wall panels (6,7) foldably joined respectively to said side walls remote from said bottom wall, a first end flap foldably joined to an end of one of said side walls, a second end flap foldably joined to one of said walls disposed adjacent said one side wall along the end thereof adjacent said first end flap, web structure (42-49) interconnecting said end flaps, the associated corner (53) of said one side wall being bevelled, and characterized in that one edge (51) of said web structure is foldably joined to said first end flap and said one edge is offset from said bevelled corner and is substantially parallel thereto.
Dependencies are inferred from the claim text.