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US 7,689,157 B2Granted
Toner container having screw for conveying toner and image forming apparatus having toner container
AssigneeCanon Kabushiki Kaisha
InventorHiroyuki Tanaka
Life of this patent
Estimating the term…
Abstract
The invention is to improve a toner diffusing efficiency in a toner container, thereby increasing a toner containing capacity. The toner container includes plural screws which diffuse the toner in plural directions and diffuse the toner in different positions. A toner filling efficiency in the collecting container is improved by providing plural toner diffusing points within the toner container.
Claims11
A toner container comprising:
- a first screw that conveys toner by a rotation of said first screw, said first screw being provided in the container;
- and
- a second screw that conveys the toner by a rotation of said second screw, said second screw being provided in the container,
- wherein an axis of rotation of said second screw crosses an axis of rotation of said first screw, and said first screw conveys the toner in the container toward said second screw,
- wherein said second screw includes a first blade that conveys the toner in a direction in which the toner moves away from said first screw, by a one-direction rotation of said second screw, and a second blade that conveys the toner in a direction in which the toner moves toward said first screw, by the one-direction rotation of said second screw.
2 more elements
Dependencies are inferred from the claim text.