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DRUM UNIT PROVIDED WITH AUGERS FOR CONVEYING WASTE TONER

  • US 20170285557A1
  • Filed: 03/23/2017
  • Published: 10/05/2017
  • Est. Priority Date: 03/31/2016
  • Status: Active Grant
First Claim
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1. A drum unit comprising:

  • a photosensitive drum defining an axis extending in a first direction, the photosensitive drum being rotatable about the axis, the photosensitive drum having one end portion and another end portion opposite the one end portion in the first direction;

    a blade contacting a peripheral surface of the photosensitive drum and configured to remove waste toner on the peripheral surface of the photosensitive drum therefrom;

    a first auger extending in the first direction and rotatable upon receipt of a drive force from the photosensitive drum, the first auger being configured to convey the waste toner removed by the blade in the first direction; and

    a second auger extending in a second direction crossing the first direction, the second auger being rotatable upon receipt of the driving force from the first auger and being configured to convey the waste toner conveyed by the first auger in the second direction.

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