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US 10,329,045 B2Granted
Tray made from cardboard sheet material, blank, device and method for producing such a tray
AssigneeOtor
InventorsNicolas Lelay, Guillaume Pieras
Life of this patent
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AssigneeOtor
InventorsNicolas Lelay, Guillaume Pieras
Estimating the term…
A tray made from cardboard sheet material comprising a rectangular bottom and a ring of side walls, i.e., two first opposing side walls, referred to as first walls, at least one of the first walls being connected on either side by first fold lines to end flaps referred to as first flaps, which may or may not themselves be connected respectively at the top part of same to a second flap by a second fold line, and two second opposing side walls, referred to as second walls. The second walls each comprise a rectangular central panel of which the length is less than the length of the bottom, the panel being connected, at each of the lateral ends of same, by a third fold line to a reinforcing member forming a pillar folded and glued to the central panel, and/or to the first flap of the adjacent first wall, i.e., a first reinforcing element located entirely separated from the adjacent first wall, and a second reinforcing element.
A blank for constituting a tray, comprising a rectangular bottom connected by joining lines to four rectangular leaves capable of forming the walls of the tray, the four rectangular leaves including two first opposing leaves, at least one of said first leaves being connected on either side by first fold lines to first flaps, which are themselves connected on their periphery, on the side opposite that located in the extension of the corresponding joining line of the first leaf, to two second flaps by second fold lines, and two opposing adjacent side second leaves, wherein the second leaves each comprise a rectangular central panel of a length shorter than the length of the bottom, said panel being connected at each of the side ends thereof by a third fold line to an element capable of forming a pillar upon forming of the tray.
Dependencies are inferred from the claim text.