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US 5,471,274 AGranted
Automatic film rewinder
AssigneeNoritsu Koki Co., Ltd.
InventorTakuji Yamaguchi
Life of this patent
Estimating the term…
Abstract
A device automatically rewinds a film of various sizes from its film cartridge to a magazine for use with a developing machine. The film cartridge of the film to be rewound is supported on a support member at an inlet side. The film is fed by a film feed device having feed rollers, a film feed motor and a film guide. It is taken up on a take-up magazine supported on a support at an outlet side. The rear end of the film is cut off from the film cartridge by a cutter.
Claims7
An automatic film rewinder, comprising:
- a first support means for supporting a first container accommodating a film;
- a cutter means for cutting a rear end of the film accommodated in the first container;
- a second support means for supporting a second container;
- a film feed device for feeding the film in the first container to the second container, said film feed device having a magnetic means for reading magnetic information recorded on the film and writing magnetic information onto the film while the film is being fed through said film feed device and a curl removing means for removing any curling tendency of the film while the film is being fed through the film feed device by heating the film with a heating drum having two presser drums pressing the film into contact with said heating drum;
- and
- a take-up means for taking up the film into the second container, said take-up means comprising a means for opening and closing a film inlet and outlet of the second container.
3 more elements
An automatic film rewinder, comprising:
- a case;
- a first support mounted in said case for supporting a first container accommodating a film;
- a second support mounted in said case for supporting a second container;
- a film feed device defining a film feed path in said case between said first support and said second support and comprising a plurality of rollers for feeding film in the first container to the second container, said film feed device including a magnetic head located along said film feed path for reading magnetic information recorded on the film and writing magnetic information onto the film while the film is being fed through said film feed device and a curl remover located along said film feed path for removing any curling tendency of the film while the film is being fed through the film feed device, said curl remover comprising a heating drum and two presser drums in contact with said heating drum;
- a cutter located along said film feed path adjacent to said first support;
- and
- a take-up motor located at said second support for rotating a take-up shaft of the second container and a cover driving motor located at said second support for opening and closing a cover of the second container.
4 more elements
Dependencies are inferred from the claim text.