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Title:
PHOTOGRAPHIC FILM CARTRIDGE AND ITS PRODUCTION AND METHOD FOR CLEANING MAGNETIC HEAD OF CAMERA AND CAMERA
Document Type and Number:
Japanese Patent JPH0619057
Kind Code:
A
Abstract:

PURPOSE: To provide a photographic film cartridge and a camera where a magnetic head provided in the camera and a photograph printer and performing the readout and the write of information in contact with a photographic film magnetic recording layer is easily kept clean.

CONSTITUTION: A spool 4 round which photographic film 5 is wound is rotatably housed in a cartridge main body 2 consisting of an upper case 2a and a lower case 2b resin-molded. A cleaning surface 6 where abrasive particulates of polystyrene crosslinked by divinylbenzene are applied to many dot patterns, or a cleaning surface 7 where ferromagnetic iron oxide is also applied together with the abrasive is formed on the photographic film 5, and then the cleaning surface 6 or 7 is allowed to slide on the magnetic head.


Inventors:
TAKAHASHI KOICHI
KITAMOTO TATSUJI
Application Number:
JP33929892A
Publication Date:
January 28, 1994
Filing Date:
December 18, 1992
Export Citation:
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Assignee:
FUJI PHOTO FILM CO LTD
International Classes:
G03B17/24; G03B17/30; G03C1/00; G03C3/00; G03C3/02; G11B5/41; (IPC1-7): G03C3/00; G03B17/24; G03C1/00; G11B5/41
Attorney, Agent or Firm:
Kazunori Kobayashi



 
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