Title:
CAMERA
Document Type and Number:
Japanese Patent JP3209862
Kind Code:
B2
Abstract:
PURPOSE: To prevent a film from being damaged because a movable light shielding window is inadvertently closed when the film is drawn out from a film cartridge.
CONSTITUTION: This camera is provided with an obstruction member 52 set at a first position where the opening and closing action of the movable light shielding window executed by a movable light shielding window opening and closing member 60 is obstructed by linking with the driving of a film winding-up action when the film winding-up action is driven by a film driving means executed after the closing action of a cartridge chamber cover, set at a second position where the opening and closing action of the movable light shielding window executed by the opening and closing member 60 is obstructed by linking with the driving of a film rewinding action when the film rewinding action is driven by the film driving means and set at a third position where the opening and closing action of the movable light shielding window executed by the opening and closing member 60 is allowed by kinking with the driving of the film winding-up action at the driving time of the film winding-up action executed after the rewinding action of the film is finished.
Inventors:
Tetsuya Nishio
Kazushige Ichino
Ryoji Okuno
Kazushige Ichino
Ryoji Okuno
Application Number:
JP21323194A
Publication Date:
September 17, 2001
Filing Date:
August 16, 1994
Export Citation:
Assignee:
Canon Inc
International Classes:
G03B17/00; G03B17/30; G03C3/00; (IPC1-7): G03B17/00; G03B17/30; G03C3/00
Domestic Patent References:
| JP4343353A | ||||
| JP4301829A | ||||
| JP3279947A | ||||
| JP63281146A | ||||
| JP7270902A | ||||
| JP682972A |
Attorney, Agent or Firm:
Minoru Nakamura
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