B - Operations – Transporting – 29 – D
Patent
B - Operations, Transporting
29
D
220/1, 18/1000,
B29D 7/00 (2006.01) B26F 1/26 (2006.01) B65B 61/02 (2006.01)
Patent
CA 1046726
REINFORCED WICKET HOLE DIRECTIONALLY TEAR-PRONE ABSTRACT OF THE DISCLOSURE A plastic film packaging bag is fabricated with directionally tear-prone wicket mounting holes having a hole edge reinforcing bead of plastic selectively thinner in the desired tearing direction formed by a hot gas stream directed through shaped templates holding the bag. S P E C I F I C A T I O N - 1 -
219684
LandOfFree
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