초록 ▼

A moisture-resistant package of the type which is in the form of a tray, constituted of a semirigid material such as corrugated cardboard, and including a bottom (10) and side walls (14, 16) articulated by fold lines to the bottom, and at least two horizontal flange members (24) articulated by fold

A moisture-resistant package of the type which is in the form of a tray, constituted of a semirigid material such as corrugated cardboard, and including a bottom (10) and side walls (14, 16) articulated by fold lines to the bottom, and at least two horizontal flange members (24) articulated by fold lines along the upper edges of at least two of the side walls and extending toward the interior of the package in parallel with the bottom. The package includes an impermeable internal lining (28) constituted of a film of thermoplastic material which is applied by thermal molding against the interior faces of the bottom and side walls and which extends without discontinuity against the under face of the flange members (24) and folds over to apply against the upper face of the flange member.

대표청구항 ▼

A moisture-resistant package comprising a packing in the form of a tray made of a semirigid material and comprising a bottom (10) and side walls (14, 16) articulated by fold lines to said bottom and at least two horizontal flange members (24) articulated by fold lines along the upper edges of at lea

A moisture-resistant package comprising a packing in the form of a tray made of a semirigid material and comprising a bottom (10) and side walls (14, 16) articulated by fold lines to said bottom and at least two horizontal flange members (24) articulated by fold lines along the upper edges of at least two of said side walls and extending toward the inside of the package parallel to said bottom, characterized in that it also comprises an impermeable internal lining (28) constituted by a film of thermoplastic material which is applied by thermal molding against the inside faces of the bottom and the side walls and which, without discontinuity extends against the under face of the flange members (24) and is folded over to apply against the upper face of the latter.