Apparatus for cleaning photo film
AssigneeFuji Photo Film Co., Ltd.
InventorsMasayuki Kubota, Yuzo Tsunekawa
Life of this patent
Estimating the term…
Abstract
A method of, and an apparatus for, cleaning a web of photo film during the manufacture is disclosed wherein the web of photo film is transported in its lengthwise direction, and a cleaning tape made of felt is pressed onto an entire area or a side portion of a surface of the photo film or a side edge of the photo film, while the photo film and the cleaning tape are transported in opposite directions.
Claims25
A method of cleaning a web of photo film comprising the steps of:
- transporting the web of photo film in a lengthwise direction thereof;
- transporting a cleaning tape in a direction parallel to the lengthwise direction of the photo film;
- and
- pressing the cleaning tape onto one surface of the photo film while the cleaning tape and the photo film are transported.
A method of cleaning a web of photo film comprising the steps of:
- transporting the web of photo film in a lengthwise direction thereof;
- transporting a pair of cleaning tapes in a direction parallel to the lengthwise direction of the photo film;
- and
- pressing the cleaning tapes onto side portions outside a frame recording area of a photosensitive emulsion surface of the photo film.
A method of cleaning a web of photo film comprising the steps of:
- transporting the web of photo film in a lengthwise direction thereof;
- transporting a pair of cleaning tapes in a direction parallel to the lengthwise direction of the photo film;
- and
- pressing the cleaning tapes onto side edges of the photo film.
An apparatus for cleaning a web of photo film comprising:
- a transporting device for transporting the web of photo film in a lengthwise direction thereof;
- a second transporting device for transporting a cleaning tape in a direction parallel to the lengthwise direction of the photo film;
- and
- a pressing device for pressing the cleaning tape onto one surface of the photo film while the cleaning tape and the photo film are transported.
An apparatus for cleaning a web of photo film comprising:
- a transporting device for transporting the web of photo film in a lengthwise direction thereof;
- a second transporting device for transporting a pair of cleaning tapes in a direction parallel to the lengthwise direction of the photo film;
- and
- a device for pressing the cleaning tapes onto side portions outside a frame recording area of a photosensitive emulsion surface of the photo film.
An apparatus for cleaning a web of photo film comprising:
- a transporting device for transporting the web of photo film in a lengthwise direction thereof;
- a second transporting device for transporting a pair of cleaning tapes in a direction parallel to the lengthwise direction of the photo film;
- and
- a device for pressing the cleaning tapes onto side edges of the photo film.
A method of cleaning a web of photo film comprising the steps of:
- transporting the web of photo film in a lengthwise direction thereof through feed rollers;
- blowing dust off one surface of the photo film with air jetted from an air nozzle, the nozzle being disposed in opposition to one of the feed rollers that is in contact with the other surface of the photo film.
An apparatus for cleaning a web of photo film comprising:
- at least a feed roller for transporting the web of photo film in a lengthwise direction thereof, the feed roller contacting a first surface of the photo film;
- and
- an air nozzle disposed in opposition to the feed roller, for blowing dust off a second surface of the photo film reverse to the first surface.
Dependencies are inferred from the claim text.