Title:
INSTANT FILM PACK
Document Type and Number:
Japanese Patent JP2002287304
Kind Code:
A
Abstract:
To prevent deterioration in rigidity in the vicinity of an exposure opening of a case formed of paper material.
A bag state slot 35 is formed in a back edge part of a front film cover 5 covering the exposure opening 12. A chamfer for engagement 17 is formed on a frame part of the exposure opening 12 of a case main body 14. The rigidity in the periphery of the exposure opening 12 of the case is improved by increasing the degree of contact of the exposure opening 12 and the front film cover 5 by inserting a lower piece 12a which is made a projecting piece by a chamfers 16 and 17 into the slot 35.
Inventors:
ONO MINORU
Application Number:
JP2001093026A
Publication Date:
October 03, 2002
Filing Date:
March 28, 2001
Export Citation:
Assignee:
FUJI PHOTO FILM CO LTD
International Classes:
G03B17/26; G03B17/52; G03C3/00; (IPC1-7): G03C3/00; G03B17/26; G03B17/52
Attorney, Agent or Firm:
Kazunori Kobayashi