Abstract: A packaging bag (1) where the heat sealing parts of packaging materials (2, 3) having a printed light shielding layer (14) in the layer structure are overlapped and heat sealed, and a sealing state confirming part (8) having a light transmittance higher than that of the other sealing side is provided across one sealing side (11) out of both sealing sides facing each other when the heat sealing parts are overlapped. Visual confirmation of incomplete heat sealing part can thereby be facilitated.
Abstract: A package comprising: a receptacle comprising front and rear walls joined to each other at top and bottom cross seals and connected to each other along first and second sides of the receptacle, the front wall comprising a loop that projects outward and that extends across the front wall from the first side to the second side of the receptacle; and a pair of zipper strips having mutually interlocked profiles, the zipper strips being disposed inside and joined to the loop.
Type:
Grant
Filed:
September 16, 2005
Date of Patent:
December 22, 2009
Assignee:
Illinois Tool Works Inc.
Inventors:
Eric Paul Plourde, John H. Pilarski, Rusty Koenigkramer, Kenny E. McCracken
Abstract: A plastic-coated fabric shipping bag, which after use for shipping an item in commerce, can be turned inside out and transformed into a re-usable, plastic-lined, fabric tote bag.