Envelopes – wrappers – and paperboard boxes – Paperboard box – Including a polygonal – nonrectangular wall
Patent
1984-03-13
1986-05-06
Moy, Joseph Man-Fu
Envelopes, wrappers, and paperboard boxes
Paperboard box
Including a polygonal, nonrectangular wall
229146, 229187, B65D 524
Patent
active
045866481
ABSTRACT:
The invention relates to a packing trough adapted to be provided with a lid, consisting of a bottom and walls formed of a coherent blank and a lid preferably also coherent therewith and formed of the same blank.
The trough consists of a flat bottom section, lower wall sections sloping upwards and outwards therefrom and upper wall sections being generally perpendicular to the bottom, and there is at each of the corners between the lower wall sections a doubled portion which is folded so as to be coplanar with one of the lower wall sections adjoining such a corner and which is attached to said corner, said portion having a projection which also is doubled but folded so as to be coplanar with one of the upper wall sections, and attached thereto, said doubled portions and said equally doubled projections being adapted to seal the corners of the trough.
REFERENCES:
patent: 978569 (1910-12-01), Elkin
patent: 1994803 (1935-03-01), Atkins
patent: 2630263 (1953-03-01), Ringler
patent: 2847154 (1958-08-01), Frankenstein
patent: 3316102 (1967-04-01), Doll et al.
patent: 3767108 (1973-10-01), Arneson
patent: 4228946 (1980-10-01), Kuchenbecker
patent: 4260098 (1981-04-01), Manizza et al.
patent: 4266713 (1981-05-01), Maroszek
patent: 4339068 (1982-07-01), Brauner
Andersson Rolf
Josefsson Claes G.
AB Akerlund & Rausing
Glace-Bolaget AB
Man-Fu Moy Joseph
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