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US 5,350,238 AGranted
Security bags
AssigneeLearoyd Packaging Limited
InventorGeoffrey A. Bolton
Life of this patent
Estimating the term…
Abstract
A security bag (10) comprises front and back portions (14) and (16) welded together and defining an opening (20). The back portion (16) includes a flap (16A) having a line of weakness (22). A void tape (24) is attached to the front portion (14) of the bag either directly or indirectly and the back portion (16) of the bag is provided with a strip (34) of non-contact adhesive positioned so that it can be overlaid by that part of the layer (24) which is not attached to the front portion (14).
Claims9
A security bag, comprising:
- an enclosure formed from first and second panels having an access opening along an edge of the enclosure for insertion of articles into the enclosure;
- a void tape layer having a first adhesive layer superposed on the void tape layer, the void tape layer being attached to the first panel at the access opening, wherein the void tape layer and the first adhesive layer extend beyond the first panel such that a portion of the adhesive is exposed for connection, the exposed portion comprising a first mating portion provided with a removable release strip;
- and
- a second adhesive layer being disposed on the second panel comprising a second mating portion on the second panel, wherein the first and second mating portions are positioned to face each other and a seal is formed by a translational movement of the mating portions when the removal release strip is removed.
1 more element
Dependencies are inferred from the claim text.