DEVELOPING DEVICE AND IMAGE FORMING APPARATUS
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United States of America Patent
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Issued Date -
Mar 27, 2025
app pub date -
Feb 29, 2024
filing date -
Feb 29, 2024
priority date (Note) -
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status (Latency Note)
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Abstract
A developing device includes a developer container that contains a developer, a developer carrier supported by the developer container and configured to carry the developer on a surface of the developer carrier, a first transporter configured to transport the developer in the developer container, disposed parallel to the developer carrier, and configured to supply the developer to the developer carrier, a second transporter configured to transport the developer in the developer container, disposed parallel to the first transporter, and configured to transport the developer in a direction opposite to a direction of the first transporter, a third transporter configured to transport the developer in the developer container, disposed parallel to the second transporter, and configured to transport the developer released from the developer carrier, a first container that contains the developer to be transported by the first transporter, a second container that contains the developer to be transported by the second transporter, a third container that contains the developer to be transported by the third transporter, a first partition that is disposed between the first container and the second container and separates the first container and the second container, a second partition that is disposed between the second container and the third container and separates the second container and the third container, a first inlet portion disposed on an upstream side of the first partition in a transport direction of the first transporter and configured to cause the developer to flow into the first container from the second container, a second inlet portion disposed on an upstream side of the first partition in a transport direction of the second transporter and configured to cause the developer to flow into the second container from the first container, and a third inlet portion disposed on an upstream side of the second partition in the transport direction of the second transporter and configured to cause the developer to flow into the second container from the third container.
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