Vacuum packing bag

Details Vacuum packing bag Vacuum packing bag

B - Operations, Transporting

65

D

B65D 30/10 (2006.01) B65B 31/02 (2006.01) B65D 30/02 (2006.01) B65D 33/01 (2006.01)

Patent

CA 2401363

The vacuum packing bag comprises a tubular, flat main body and one or more embossed intermediate strip panels. The main body consists of first and second panels. Embossed intermediate strip panels are bonded at both side ends of the main body while being interposed between the first and the second panels. The one side end of each embossed intermediate strip panel is joined together with the bonded area of the first and the second panels when said each embossed intermediate strip panel is interposed between the first and second panels. The embossed intermediate strip panels may be a half of said main body or less in width.

L'invention concerne un sac d'emballage sous vide (100) comprenant un corps principal plat et tubulaire ainsi qu'une ou plusieurs feuilles intercalées bosselées (103). Le corps principal est constitué de parties supérieure et inférieure (101 et 102). Quant aux feuilles (103), elles sont fixées sur les deux extrémités ouvertes du corps principal des parties supérieure et inférieure (101 et 102) pour venir ensuite entre les deux parties (101 et 102). La feuille (103) peut être, par ailleurs, fixée sur l'extrémité extérieure du corps principal et occuper la moitié de la largeur du corps principal au maximum.

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