Envelopes – wrappers – and paperboard boxes – Paperboard box – Lifting or suspending element
Patent
1993-05-18
1994-01-04
Elkins, Gary E.
Envelopes, wrappers, and paperboard boxes
Paperboard box
Lifting or suspending element
229117, 22911714, B65D 546
Patent
active
052753310
ABSTRACT:
A foldable container includes a main bottom leaf generally rectangular shaped having an area generally equivalent to a bottom opening of the container and hingedly connected to a side wall, three small bottom leaves respectively hingedly connected to three remaining side walls having one small bottom leaf of the three small bottom leaves hingedly connected to the main bottom leaf and two other small bottom leaves hingedly connected with each other, whereby upon opening of a folded container comprised of such side walls and flaps, the main bottom leaf is fully evected to rest upon the remaining three bottom leaves for completely shielding the bottom opening of the container and the four side walls are opened to be a shape of rectangular tetrahydron.
REFERENCES:
patent: 683532 (1901-10-01), Wagnitz
patent: 1624439 (1927-04-01), Senat
patent: 1982962 (1934-12-01), McAleer
patent: 2066753 (1937-01-01), Weiss
patent: 2348378 (1944-05-01), Goodyear
patent: 2685402 (1954-08-01), Caster
patent: 3166235 (1965-01-01), Schroeder
patent: 3927824 (1975-12-01), Razziano
patent: 4187976 (1980-02-01), Mather
patent: 4899929 (1990-02-01), Grollman
patent: 5118034 (1992-06-01), Tsao
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