G - Physics
03
B
95/74
G03B 17/26 (2006.01) B65D 77/04 (2006.01) G03C 3/00 (2006.01)
Patent
CA 2020944
-13- IM-0217 IM-0217 ABSTRACT OF THE DISCLOSURE A packaging system for the protection and shipment of photographic film sheets comprises a box including a container and a cover adapted to close over an opening in the container. The container has a flexible tray element inserted within a rigid outer section of the container. The tray element and the cover have cooperative mating members disposed adjacent to the perimeter of the cover for tightly joining together respective surface portions thereof when the cover closes over the opening. The tray element also has an integral retaining lip for exerting pressure on film inserted within the tray element.
E. I. Du Pont de Nemours And Company
Sim & Mcburney
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