JP2003255708A5 - - Google Patents

Claims (35)

In a developer recovery container that is provided in an image forming apparatus and is detachably mounted on a rotating body that rotates a developing device, and is rotatable while being substantially fixed to the rotating body together with the developing device.
A receiving port for receiving the developer discharged from the developing unit;
An accommodating portion for accommodating the developer recovered from the developing device;
A discharge port for discharging the developer to the housing portion, and a conveyance tube for conveying the developer received from the reception port to the discharge port as the rotating body rotates;
Have
The developer collection container, wherein the discharge port is located near the center of gravity of the developer collection container. 2. The developer recovery container according to claim 1, wherein the transport pipe is provided so as to protrude substantially linearly from the receiving port into the housing portion. The transport pipe includes an entry preventing unit that prevents the developer in the storage unit from entering the discharge port from the upstream side in the rotation direction of the rotating body as the rotating body rotates. Item 1. A developer collection container according to item 1 or 2. The transport pipe has an outlet provided on the upstream side in the transport direction from the discharge port, and the entry preventing portion is transported through the transport pipe from the receiving port as the rotating body rotates and exits from the outlet. 4. The developer according to claim 3, further comprising a surface colliding with the developer, and the surface colliding with the developer is inclined in a direction in which the developer is urged to be conveyed into the housing portion by gravity. Collection container. The developer recovery container according to claim 4, wherein the outlet is formed smaller than the receiving port. The developer recovery container is set on the rotating body so that the receiving port communicates with a developer discharging port of the developing device smaller than the receiving port, and when the rotating body is rotating, the developer discharging container of the developing device is rotated. The developer recovery container according to claim 5, wherein a communication state between the outlet and the receiving port is maintained. 3. The developer recovery container according to claim 1, wherein the discharge port is provided so as to face a downstream side in a rotation direction of the rotating body. 3. The developer recovery container according to claim 1, wherein the discharge port is formed smaller than the receiving port. The developer recovery container is set on the rotating body so that the receiving port communicates with a developer discharging port of the developing device smaller than the receiving port, and when the rotating body is rotating, the developer discharging container of the developing device is rotated. The developer collection container according to claim 8, wherein a communication state between the outlet and the receiving port is maintained. 2. The developer recovery container according to claim 1, wherein the developer recovery container is provided integrally with a developer supply container that stores a developer for supplying the developer to the developer. The developer contained in the developer supply container is a mixture containing nonmagnetic toner and a magnetic carrier having a true specific gravity of 2.5 or more and 4.5 or less, and the developer recovery container is composed of the nonmagnetic toner and the magnetic carrier. The developer collecting container according to claim 10, wherein the mixture containing the toner is collected from the developing device. The developer collection container according to claim 1, wherein the developer collection container has a non-circular cross section. The developer collecting container according to claim 1, wherein the housing portion and the transport pipe are integrally provided. In a developer recovery container that is detachably attached to a rotating body that is provided in the image forming apparatus and rotates a developing device, and that is rotatable in a state of being substantially fixed to the rotating body together with the developing device,
  A receiving port for receiving the developer discharged from the developing unit;
  An accommodating portion for accommodating the developer recovered from the developing device;
  A discharge port for discharging the developer to the housing portion, and a conveyance tube for conveying the developer received from the reception port to the discharge port as the rotating body rotates;
Have
  The developer collection container according to claim 1, wherein the transport pipe includes an entry preventing unit that prevents the developer in the housing unit from entering the discharge port as the rotating body rotates. 15. The developing according to claim 14, wherein the entry preventing unit prevents the developer in the housing unit from entering the discharge port from the upstream side in the rotation direction of the rotating body as the rotating body rotates. Agent collection container. The transport pipe has an outlet provided on the upstream side in the transport direction from the discharge port, and the entry preventing portion is transported through the transport pipe from the receiving port as the rotating body rotates and exits from the outlet. 16. The developer according to claim 15, further comprising a surface that collides with the developer, and the surface that collides with the developer is inclined in a direction in which the developer is urged to be conveyed into the container by gravity. Collection container. The developer collecting container according to claim 16, wherein the outlet is formed smaller than the receiving port. The developer recovery container is set on the rotating body so that the receiving port communicates with a developer discharging port of the developing device smaller than the receiving port, and when the rotating body is rotating, the developer discharging container of the developing device is rotated. The developer collection container according to claim 17, wherein a communication state between the outlet and the receiving port is maintained. The developer collecting container according to claim 14, wherein the transport pipe is provided so as to protrude substantially linearly from the receiving port into the housing portion. 15. The developer recovery container according to claim 14, wherein the developer recovery container is provided integrally with a developer supply container that stores a developer for supplying the developer to the developer. The developer contained in the developer supply container is a mixture containing nonmagnetic toner and a magnetic carrier having a true specific gravity of 2.5 or more and 4.5 or less, and the developer recovery container is composed of the nonmagnetic toner and the magnetic carrier. 21. The developer collecting container according to claim 20, wherein the developer containing mixture is collected from the developing device. The developer collection container is set on the rotating body so that the receiving port communicates with a developer discharging port provided in the developing device, and when the rotating body is rotating, the developer discharging port of the developing device The developer recovery container according to claim 14, wherein a communication state between the printer and the receiving port is maintained. The developer collecting container according to claim 14, wherein the accommodating portion and the transport pipe are integrally provided. In a developer recovery container that is detachably attached to a rotating body that is provided in the image forming apparatus and rotates a developing device, and that is rotatable in a state of being substantially fixed to the rotating body together with the developing device,
  A receiving port for receiving the developer discharged from the developing unit;
  An accommodating portion for accommodating the developer recovered from the developing device;
  A transport pipe for transporting the developer received from the receiving port with the rotation of the rotating body into the housing;
Have
  The developer recovery container, wherein the transport pipe is provided so as to protrude substantially linearly from the receiving port into the housing portion. 25. The developer recovery container according to claim 24, wherein the developer recovery container is provided integrally with a developer supply container that stores a developer to be supplied to the developing device in a state of being partitioned by a partition portion. Developer collection container. The partition portion is provided with a region protruding from the developer supply container side to the developer recovery container side and having a hollow on the developer supply container side, and the transport pipe is provided on this region. 26. The developer recovery container according to claim 25, wherein The developer collection container is set on the rotating body so that the receiving port communicates with a developer discharging port provided in the developing device, and when the rotating body is rotating, the developer discharging port of the developing device 25. The developer recovery container according to claim 24, wherein a communication state between the printer and the receiving port is maintained. 25. The developer recovery container according to claim 24, wherein the housing portion and the transport pipe are integrally provided. In a developer recovery container that is detachably attached to a rotating body that is provided in the image forming apparatus and rotates a developing device, and that is rotatable in a state of being substantially fixed to the rotating body together with the developing device,
  A receiving port for receiving the developer discharged from the developing unit;
  An accommodating portion for accommodating the developer recovered from the developing device;
  A discharge port for discharging the developer to the housing portion, and a conveyance tube for conveying the developer received from the reception port to the discharge port as the rotating body rotates;
Have
  The developer recovery container, wherein the discharge port is provided so as to face the downstream side in the rotation direction of the rotating body. 30. The developer recovery container according to claim 29, wherein the discharge port is formed smaller than the receiving port. The developer recovery container is set on the rotating body so that the receiving port communicates with a developer discharging port of the developing device smaller than the receiving port, and when the rotating body is rotating, the developer discharging container of the developing device is rotated. The developer recovery container according to claim 30, wherein the communication state between the outlet and the receiving port is maintained. 30. The developer collection container according to claim 29, wherein the developer collection container is provided integrally with a developer supply container that contains a developer for replenishing the developer. 30. The developer recovery container according to claim 29, wherein the housing portion and the transport pipe are integrally provided. In a developer recovery container that is detachably attached to a rotating body that is provided in the image forming apparatus and rotates a developing device, and that is rotatable in a state of being substantially fixed to the rotating body together with the developing device,
  A receiving port for receiving the developer discharged from the developing unit;
  An accommodating portion for accommodating the developer recovered from the developing device;
  A discharge port for discharging the developer to the housing portion, and a conveyance tube for conveying the developer received from the reception port to the discharge port as the rotating body rotates;
Have
  The developer collecting container is set on the rotating body so that the receiving port communicates with a developer discharging port of the developing device smaller than the receiving port, and the discharging port is made smaller than the receiving port. Developer collection container. 35. The developer recovery container according to claim 34, wherein the transport pipe is provided so as to protrude substantially linearly from the receiving port into the accommodating portion.