B - Operations – Transporting – 65 – D
Patent
B - Operations, Transporting
65
D
B65D 33/01 (2006.01) B65D 81/20 (2006.01) B65D 85/18 (2006.01)
Patent
CA 2452193
A flexible, evacuable storage bag (10) has a storage portion (12), an airtight seal (14), and a one-way valve. The valve includes a strip (52) sandwiched between top and bottom sheets (40, 42) used to make the bag (10). The strip (52) is bonded along the edges to the top and bottom sheets so as to form a single passageway extending from the storage portion to outside the bag.
La présente invention concerne un sac de stockage (10) souple dans lequel on peut faire le vide, qui possède une partie stockage (12), une fermeture (14) étanche à l'air et une valve monodirectionnelle. Cette valve comprend une bande (52) prise en sandwich entre la feuille du dessus et la feuille du dessous (40, 42) utilisées pour fabriquer ce sac (10). Cette bande (52) est liée le long des bords des feuilles du dessus et du dessous de façon à former un seul passage se prolongeant de la partie stockage à l'extérieur du sac.
Finlayson & Singlehurst
New West Products Inc.
LandOfFree
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