Method of lighttighly packaging a stack of light-sensitive...

Details Method of lighttighly packaging a stack of light-sensitive... Method of lighttighly packaging a stack of light-sensitive...

G - Physics

03

C

G03C 3/00 (2006.01) B65B 25/14 (2006.01) B65D 81/30 (2006.01)

Patent

CA 2174690

A method for lighttightly packaging a stack of light-sensitive photographic sheets in a lighttight holder comprising a rectangular tray-like base and a cover therefore, which comprises the steps of: placing one light- and dusttight wrapping foil on said base, said wrapping foil extending beyond the periphery of said base, disposing said stack of sheets onto said wrapping foil so that the wrapping foil becomes displaced in the base and is made to conform to the inner space thereof, placing another light- and dusttight wrapping foil on said loaded stack of sheets, placing a cover on said loaded base, the two wrapping foils protruding between the base and its cover, cutting simultaneously the protruding portions of the wrapping foils, and lighttightly sealing the cover to the base.

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