Fold-open goblet having a concave botton provided with a...

Details Fold-open goblet having a concave botton provided with a... Fold-open goblet having a concave botton provided with a...

A - Human Necessities

47

G

A47G 19/22 (2006.01) A45F 3/20 (2006.01) B65D 5/36 (2006.01) B65D 5/44 (2006.01)

Patent

CA 2167172

The preformed concave bottom (51) of the fold-open goblet, made from a folded rectangular semi-rigid sheet with both halves being superimposed, is a dihedron delimited by the surfaces of two isosceles triangles inscribed within two right isosceles triangles while having a common base and apexes, while a semi-rigid thin lateral strip (36) forming a polygon for supporting the goblet is secured about the gobelet's base when it is unfolded.

Le fond concave (51) préformé du gobelet dépliable, réalisé à partir d'une feuille semi-rigide rectangulaire pliée dont les deux moitiés se super- posent, est un dièdre délimité par les surfaces de deux triangles isocèles inscrits dans deux triangles isocèles rectangles en ayant une base et des sommets communs, alors qu'autour de la base dudit gobelet est fixée une bande mince semi-rigide latérale (36) constituant un polygone de sustentation du gobelet lorsqu'il est déplié.

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