Film unit having an information part
AssigneeNikon Corporation
InventorsDaiki Tsukahara, Hideya Inoue
Life of this patent
Estimating the term…
Abstract
A film unit having a film and a container for loading in a camera provided with a recorder and a film transporting device, and for unloading from the camera after a part of the film outside the container is rewound into the container by the transporting device, comprises an information recording part in which, when an exposure of the film has been conducted by the camera, recording of information showing that the film has been exposed is performed by the recorder. The information present in the information recording part may be discriminated by a reproducer of the camera.
Claims25
A film unit having a film and a container for loading in a camera provided with a recorder and a film transporting device, and for unloading from the camera after a part of said film outside said container is rewound into said container by said transporting device, comprising:
- an information recording part in which, when an exposure of said film has been conducted by said camera, recording of information showing that said film has been exposed is performed by said recorder.
A film unit having a film and a container for loading in a camera provided with a reproducer and a film transporting device, and for unloading the from the camera after a part of said film outside said container is rewound into said container by said transporting device, comprising:
- an information recording part in which information regarding a use state of said film is recorded for being discriminated by said reproducer, content of information recorded in said information recording part being changed when a phototaking operation is performed by said camera.
A film unit which has a film and a container for loading in a camera provided with a film transporting device, and for unloading from the camera after a part of said film outside said container is rewound into said container by said film transporting device, comprising:
- an information recording part in which use information is recorded which shows that said film is unused before said film unit is loaded in said camera and which shows that said film has been used after said film unit is loaded in said camera and a phototaking operation is performed by said camera.
A film unit having a film and a container for loading in a device provided with an information setting unit and a film transporter, and for unloading from the device after a part of said film outside said container is rewound into said container by said transporter, comprising:
- an information part in which, when said part of said film has been rewound by said transporter, setting of information showing a state of said film is performed by said information setting unit.
A film unit having a film and a container for loading in a device provided with a detector and a film transporter, and for unloading from the device after a part of said film outside said container is rewound into said container by said transporter, comprising:
- an information part in which information regarding a state of said film is set for being discriminated by said detector, and in which said information is changed by said device after discrimination of said information by said detector.
Dependencies are inferred from the claim text.