Otor

Otor, S.a.

Jean-Claude Moreau

Quentin Serre De Lourtioux

Gerard Mathieu

Sebastien Jacomelli

Sébastien Jacomelli

Gérard Mathieu

Stephane Frerot

The present invention relates to a tray made of corrugated cardboard sheet material, and to blanks for preparing such a tray having a polygonal cross-section. Said blank comprises sidewalls, raised edges or portions of raised edges on two opposite sides of an upper portion, and a lower wall forming the bottom () of the case. Each raised edge or portion of raised edge includes at least one rounded portion (), and the bottom includes perforated surface portions () which have a shape complementary to that of the rounded portions, which are arranged opposite the latter, and are arranged so as to fit into the rounded portions of the tray from below.

Tray having raised edges and rounded centering devices, and blank for producing such a tray

The present invention relates to a box () and a blank () made of corrugated cardboard sheet material having a polygonal cross section, including side walls (), an upper wall forming the top of the box and a lower wall forming the bottom of the box. The top of the box comprises at least one cut-out convex portion () in the upper wall, and the bottom comprises portions () which have a perforated surface having a complementary shape to the said convex portions, situated directly above the latter and arranged so as to be fitted into the convex portions of the box below.

Box having convex centring elements, and blank for manufacturing such a box

The invention relates to a set of blanks for making a packaging box (), to such a box and to a method for making such a box. The set includes a first blank comprising at least four main flaps connected together by first folding lines for forming the walls of the base () of the box, and a second blank including three panels connected together by third folding lines and including flips connected to the panels by a fourth folding line for forming the lid () of said box. A tearable flap () is connected to a flap by a perforated junction line (), two flaps and two non-adjacent trapezoidal panels for forming the side walls and the base of the lid, wherein the two blanks are arranged so as to enable a sufficient covering in order to glue the same onto each other at the opposite inner and outer edges of the flaps and trapezoidal panels when the perforated folding line and the fourth folding lines are aligned or substantially aligned.

Set of cardboard blanks, box and method for making a box with such blanks

Carton or carton cover of rigid sheet material with reinforced handle,

Growing community of inventors

Saint-Brice, France

Jean-Claude Moreau