Envelopes – wrappers – and paperboard boxes – Paperboard box – Including a polygonal – nonrectangular wall
Patent
1990-04-26
1991-08-20
Marcus, Stephen
Envelopes, wrappers, and paperboard boxes
Paperboard box
Including a polygonal, nonrectangular wall
2291081, 2291171, 229199, 206588, 206590, B65D 8500
Patent
active
050407210
ABSTRACT:
A packaging carton and insert assembly for use in packaging an article. The assembly has an outer carton and a stiffening insert. The outer carton is collapsible to form a relatively flat profile and has a non-collapsed wedge shaped profile. The insert has a general wedge shaped profile and when inserted into outer carton, wedges two opposite sides of the carton apart to prevent the carton from collapsing.
REFERENCES:
patent: 1252051 (1918-01-01), Stone
patent: 1833974 (1931-12-01), Powell et al.
patent: 2812891 (1954-04-01), Carlson et al.
patent: 3659772 (1972-05-01), Dorsey et al.
patent: 3924799 (1975-12-01), Lorenz
patent: 4042165 (1977-08-01), Elder
patent: 4230729 (1980-10-01), Hoelzel
patent: 4828115 (1989-05-01), Wiegand
patent: 4900163 (1990-02-01), Mack
Marcus Stephen
McDonald Christopher
Textron Inc.
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