Envelopes – wrappers – and paperboard boxes – Paperboard box – With closure for an access opening
Patent
1988-09-09
1989-08-29
Marcus, Stephen
Envelopes, wrappers, and paperboard boxes
Paperboard box
With closure for an access opening
229 23C, 229 41R, 229169, 229199, 229918, 229DIG11, B65D 536
Patent
active
048609480
ABSTRACT:
A foldable box with a bottom wall (1) and upright walls (2,3,67), one pair of walls (6, 7) being provided with foldable widening strips (10, 11) and foldable lengthening flaps (14, 15; 16, 17), whereas in one pair of walls (6, 7) from each of the bottom corner points an oblique folding line (26, 27; 28, 29) is provided extending upwardly at an angle of about 45.degree.. According to the invention the foldable widening strips (10, 11) are folded in a position parallel to the bottom (1), the oblique folding lines (26, 27; 28, 29) in the one pair of walls (6, 7) are lengthened in the widening strips and in the widening strips (10, 11) from the end points of the folding line (12, 13) between the widening strip and the wall each time a second oblique folding line (30, 31; 32, 33) is provided parallel to the first mentioned oblique folding line.
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Elkins Gary E.
Marcus Stephen
LandOfFree
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