Packaging bag

• Main Authors: JAMMET, JEAN-CLAUDE, HOLZWARTH, GUNTHER, BEVILACQUA, MARKUS
• Format: Patent
• Language: English; French; German
• Published: 06.10.2010
• Subjects: ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; CONVEYING; HANDLING THIN OR FILAMENTARY MATERIAL; PACKAGES; PACKAGING ELEMENTS; PACKING; PERFORMING OPERATIONS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; STORING; TRANSPORTING; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

The packing bag made of a flexible foil material for fluid/fragments and paste filling material, comprises a sealed zone having an external sealed seam (18) as a permanent locking element, and an internal sealed seam (22) for increasing the shock absorptive capacity of the seal zone. The sealed zone is arranged along an edge of the bag. The internal sealed seam has a smaller adhesive strength with respect to the external sealed seam, and has seal surfaces, which are arranged in mutual distance and have same or smaller adhesive strength with respect to the external sealed seam. The packing bag made of a flexible foil material for fluid/fragments and paste filling material, comprises a sealed zone having an external sealed seam (18) as a permanent locking element, and an internal sealed seam (22) for increasing the shock absorptive capacity of the seal zone. The sealed zone is arranged along an edge of the bag. The internal sealed seam has a smaller adhesive strength with respect to the external sealed seam, and has seal surfaces, which are arranged in mutual distance and have same or smaller adhesive strength with respect to the external sealed seam. The seal surfaces have geometrical elements surrounded by seal-free areas forming a geometrical pattern. The sealed surfaces are strips protruding by an internal edge (19) of the external sealed seam opposite to the bag inside or strips limited by the internal edge. The seal zone area extends over the entire or partial length of external sealed seam.