Toner cartridge and image forming apparatus incorporating same
First Claim
Patent Images
1. A toner cartridge, comprising:
- a toner container to store toner;
two rotary agitation members to rotate to agitate toner in the toner container, the rotary agitation members each having a rotational axis; and
a discharge port to discharge the toner from the toner cartridge, the toner being discharged in a direction which is perpendicular to the rotational axes of the rotary agitation members, whereinthe toner container has two arc-shaped portions adjacent to each other at an inner bottom wall of the toner container,the two rotary agitation members have edges to rotate along the two arc-shaped portions with rotation phases thereof shifted from each other, andthe two rotary agitation members are placed with rotation trajectories thereof partially overlapping each other.
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Abstract
A toner cartridge includes a toner container to store toner and two rotary agitation members to rotate to agitate toner in the toner container. The toner container has two arc-shaped portions adjacent to each other at an inner bottom wall of the toner container. The two rotary agitation members has edges to rotate along the two arc-shaped portions with rotation phases thereof shifted from each other. The two rotary agitation members are placed with rotation trajectories thereof partially overlapping each other.
15 Citations
11 Claims
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1. A toner cartridge, comprising:
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a toner container to store toner; two rotary agitation members to rotate to agitate toner in the toner container, the rotary agitation members each having a rotational axis; and a discharge port to discharge the toner from the toner cartridge, the toner being discharged in a direction which is perpendicular to the rotational axes of the rotary agitation members, wherein the toner container has two arc-shaped portions adjacent to each other at an inner bottom wall of the toner container, the two rotary agitation members have edges to rotate along the two arc-shaped portions with rotation phases thereof shifted from each other, and the two rotary agitation members are placed with rotation trajectories thereof partially overlapping each other. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. An electrophotographic image forming apparatus, comprising a toner cartridge,
the toner cartridge including a toner container to store toner; -
two rotary agitation members to rotate to agitate toner in the toner container the rotary agitation members each having a rotational axis; and a discharge port to discharge the toner from the toner cartridge, the toner being discharged in a direction which is perpendicular to the rotational axes of the rotary agitation members, wherein the toner container has two arc-shaped portions adjacent to each other at an inner bottom wall of the toner container, the two rotary agitation members have edges to rotate along the two arc-shaped portions with rotation phases thereof shifted from each other, and the two rotary agitation members are placed with rotation trajectories thereof partially overlapping each other.
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Specification