Operation method of device loaded with a film unit
First Claim
1. A method of operating a device which is capable of loading a film unit of a type having film and a container for accommodating said film, said device being provided with a transporter capable of electrically feeding and rewinding said film, and said film unit being unloadable from said device after a rewind operation in which film fed outside said container is fed back inside said container by said transporter, said method comprising:
- loading said device with a film unit of the aforesaid type and having a changeable information part;
detecting whether said information part has a predetermined state; and
in response to a detection that said information part does not have said predetermined state, setting said information part to said predetermined state.
0 Assignments
0 Petitions
Accused Products
Abstract
A device (e.g., a camera) loaded with a film unit operates to detect a characteristic of the film unit, such as the state of an information part of the film unit. The detection result is used as a basis to control the performance of a further operation, such as a phototaking operation or a state-setting operation for the information part.
7 Citations
21 Claims
-
1. A method of operating a device which is capable of loading a film unit of a type having film and a container for accommodating said film, said device being provided with a transporter capable of electrically feeding and rewinding said film, and said film unit being unloadable from said device after a rewind operation in which film fed outside said container is fed back inside said container by said transporter, said method comprising:
-
loading said device with a film unit of the aforesaid type and having a changeable information part; detecting whether said information part has a predetermined state; and in response to a detection that said information part does not have said predetermined state, setting said information part to said predetermined state. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
-
-
11. A method of operating a camera, comprising:
-
loading the camera with a single-chamber cartridge; detecting from the loaded cartridge, a characteristic of the cartridge; and automatically prohibiting phototaking, depending upon the detection result. - View Dependent Claims (12, 13, 14)
-
-
15. A method of operating a camera capable of loading a single-chamber type film unit having film and a container defining said chamber, with said chamber accommodating said film, said method comprising:
-
loading the camera with a film unit of the aforesaid type and having a changeable-state information part; detecting a state of said information part; and automatically prohibiting phototaking, depending upon the detected state. - View Dependent Claims (16, 17, 18, 19, 20, 21)
-
Specification