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US 4,912,510 AGranted
Image forming apparatus with detachable cartridge
AssigneeSharp Kabushiki Kaisha
InventorsMitsuru Ogura, Shougo Iwai
Life of this patent
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Abstract
A cartridge for containing a roll of photosensitive sheet and to be mounted inside an image formation apparatus is comprised of a box for containing a roll of unused photosensitive sheet and a shaft which is unistructurally formed with the box and serves to wrap up the used part of the photosensitive sheet. The shaft has adhesive sections such that the photosensitive sheet to be wrapped therearound can be securely attached thereonto.
Claims4
In an image forming apparatus having a housing which contains therein a detachable cartridge, the improvement wherein said cartridge comprises
- a box for containing a roll of photosensitive sheet,
- a carrier shaft rotatably supported by said box for supporting a roll of unused photosensitive sheet,
- a take-up shaft supported parallel to said carrier shaft and rotatably by said box for collecting a used part of said photosensitive sheet by having said used part wrapped therearound, and
- adhesive sections formed on said take-up shaft, and wherein said housing further contains therein holder plate means which are rotatably supported thereby so as not to contact said adhesive sections, are biased towards said take-up shaft and serve to guide said photosensitive sheet towards said take-up shaft.
1 more element
Dependencies are inferred from the claim text.