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US 2008/0187377 A1Published application
Cleaning device for image forming apparatus
AssigneeCanon Kabushiki Kaisha
InventorTsuyoshi Kagawa
Life of this patent
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Abstract
A cleaning device includes a cleaning unit configured to remove toner on an image bearing member, a container adapted to contain the removed toner that is recovered, a screw configured to convey the removed toner toward the container, a spherical moving member configured to be moved by the rotation of the screw in the direction of the rotation axis of the screw, and a driving unit configured to rotate the screw in a first direction for conveying the moving member toward the container and in a second direction opposite from the first direction for conveying the moving member.
Claims5
A cleaning device comprising:
- a cleaning unit configured to remove toner on an image bearing member;
- a container adapted to contain therein the removed toner that is recovered;
- a first screw configured to convey the removed toner toward the container;
- a first spherical moving member configured to be moved by the rotation of the first screw;
- and
- a driving unit configured to rotate the first screw in a first direction for conveying toner toward the container and in a second direction opposite to the first direction for conveying the first moving member.
3 more elements
Dependencies are inferred from the claim text.