| 摘要 |
A film carrier light-proof case, whose envelope comprises a first portion enclosing a radiographic film, a second portion enclosing at least one small bag which contains chemical products in a liquid state for the development and fixing treatments of the film and means for intentionally tearing the bag, and a connection portion between these two portions of the envelope, and in which each bag comprises a first extension which starts laterally from an end of the bag, is bent along the bag and projects through the end of the second portion of the bag, and also comprises a second extension which starts centrally from the same end of the bag and extends along a part of the length of the second portion of the envelope in a direction parallel to the first extension, and the tearing means consists of an elongate member made of a stiff material, bent on itself to enclose between its own two branches the second extensions of the bags, and projecting beyond the length of the second portion of the envelope to form two tangs bent outside the two walls of the envelope.
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