Stackable container

Special receptacle or package – Structural features for vertical stacking – i.e. – similar... – Having vertical projecting element or recess for interlock

Patent

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Details

229916, 229918, 229919, 206557, B65D 520

Patent

active

049058347

ABSTRACT:
An economic stackable container of foldable corrugated material with improved strength for forming a stable stack of containers. Ventilation spaces are provided between stacked containers. The arrangement of panel is disclosed. An extension formed at the top at each corner projects into a notch formed at the bottom of a respective corner of the container above. The panels are particularly reinforced by folded panels at the corners. A separate reinforcing sheet is applied around the periphery of the panels of the main sheet. The sheets have their corrugations in the various panels oriented for strength.

REFERENCES:
patent: 4151948 (1979-05-01), Fuente, Jr.
patent: 4537344 (1985-08-01), Thomas
patent: 4792084 (1988-12-01), Dreeszeh

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