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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Authors
Dates
1997-09-20—Published
1994-07-27—Filed