Envelopes – wrappers – and paperboard boxes – Paperboard box
Patent
1975-01-21
1976-01-13
Moorhead, Davis T.
Envelopes, wrappers, and paperboard boxes
Paperboard box
229 8, 93 366, 93 43, B65D 1304
Patent
active
039319237
ABSTRACT:
A box section and method of making same comprising an elongated strip of flexible material having a reversely bent flange along one longitudinal edge thereof, said flange defining a shoulder spaced from the opposite longitudinal edge of said strip, said strip being formed so that its opposite ends are in abutting relation whereby to define a peripheral rim with the aforesaid shoulder on the inner surface of the rim, the section further comprising a cover member of the same configuration as said peripheral rim, said cover member comprising a wall having a marginal flange extending perpendicularly therefrom, said marginal flange being inserted through the said opposite edge of said rim and being snugly received therein with the end of the marginal flange abutting the aforesaid shoulder, and means securing said cover member to said peripheral rim.
REFERENCES:
patent: 805732 (1905-11-01), Kahle
patent: 1137268 (1915-04-01), Kormanshaus
patent: 1678958 (1928-07-01), Schleicher
patent: 1847301 (1932-03-01), Elliott
patent: 1870688 (1932-08-01), Page
patent: 1895778 (1933-01-01), Andrews
patent: 1917496 (1933-07-01), Claff
patent: 1959193 (1934-05-01), Boeye
patent: 1996975 (1935-04-01), Raisin
patent: 3342399 (1967-09-01), Reynolds
patent: 3434645 (1969-03-01), Prisco
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