FOLDABLE MANY-SIDED TRAY Russian patent published in 1997 - IPC

Abstract RU 2090476 C1

FIELD: storage and transportation of fruit and vegetables; corrugated cardboard cartons. SUBSTANCE: foldable many-sided tray assembled of multiangular blank has multiangular bottom, double side walls and radial double layer stiffening ribs of trapezoidal shape formed between each pair of adjacent side walls. Corner arches are formed between two layers of stiffening ribs, thus forming four-layer support units together with stiffening ribs. EFFECT: enlarged operating capabilities. 3 cl, 6 dwg

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RU 2 090 476 C1

Authors

Osipov Aleksandr Alekseevich

Dates

1997-09-20Published

1994-07-27Filed