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Title:
FILM UNIT WITH LENS
Document Type and Number:
Japanese Patent JP3230168
Kind Code:
B2
Abstract:

PURPOSE: To simplify film loading and to reduce a cost by shielding light on a winding window after a spool on which the leading edge of a film is fixed and a cartridge are loaded to a unit, and a winding shaft is inserted to take up the film from the winding window.
CONSTITUTION: The leading edge of the film in the cartridge is fixed to the spool S, the spool S and the cartridge are fell into the film unit 1 provided with the lens, and a back cover 30 is attached. The winding shaft A is inserted from the winding window W on a bottom in a dark room, the film is taken up to the spool S, and the winding shaft A is drawn out of the winding window after the film is taken up, a light shielding cover C is inserted to the winding window W, then a catch C1 is locked to the winding window W by the elasticity of a plate-like catch attaching part C11, and the light shielding cover C is surely attached to the winding window W. Thus, work can be performed in the dark room only from the time when the film is wound by a winding device till the light shielding cover is attached, and the work on a process other than the film loading can be performed in a bright room, so that working efficiency is improved and an assembling cost can be reduced.


Inventors:
Toshiyuki Ohkawa
Kazuo Todo
Application Number:
JP8346793A
Publication Date:
November 19, 2001
Filing Date:
April 09, 1993
Export Citation:
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Assignee:
Konica Corporation
International Classes:
G03B17/04; G03C3/00; (IPC1-7): G03C3/00; G03B17/04
Domestic Patent References:
JP5100363A