Patent application number | Description | Published |
20080199204 | Image Forming Device and Cartridge - An image forming device according to an aspect comprises: a photoconductive drum; a developing roller opposed to the photoconductive drum; a developer container; a cartridge; a second portion; and a second terminal. The cartridge comprises: a cartridge frame; a memory unit; a first portion disposed at an upstream portion in a vicinity of an upstream end in an attachment direction of the cartridge frame; and a first terminal disposed at least a part of the first portion and electrically connected to the memory unit. The second terminal is disposed at least a part of the second portion to contact with the first terminal and electrically connected to a controller disposed in the main body. One of the first portion and second portion receives the other of the first portion and second portion. | 08-21-2008 |
20080212993 | Image Forming Device, Process Cartridge, and Developer Cartridge - A developer cartridge according to one aspect of the invention is attachable to a photoconductor unit that comprises a photoconductive drum. The developer cartridge comprises: a developing frame; a developing roller rotatably supported by the developing frame, and pressed to the photoconductive drum in a pressing direction when the developer cartridge is attached to the photoconductor cartridge; a memory unit attached to the developing frame; and a terminal electrically connected to the memory unit and disposed at an outer portion of the developing frame at a position substantially opposite to the developing roller with respect to the pressing direction. | 09-04-2008 |
20100119252 | Process Cartridge Including Cleaning Member for Cleaning Charging Wire - A process cartridge includes a charging wire for charging a photosensitive member and a cleaning member for cleaning the charging wire. When the cleaning member moves from a first position to a second position while sliding on the charging wire, a moving member in a third position is moved to a fourth position. However, the moving member remains in the fourth position when the cleaning member moves from the second position to the first position. | 05-13-2010 |
20110020032 | Image Forming Device and Cartridge - An image forming device is described according to an aspect comprises: a photoconductive drum; a developing roller opposed to the photoconductive drum; a developer container; a cartridge; a second portion; and a second terminal. The cartridge comprises: a cartridge frame; a memory unit; a first portion disposed at an upstream portion in a vicinity of an upstream end in an attachment direction of the cartridge frame; and a first terminal disposed at least a part of the first portion and electrically connected to the memory unit. The second terminal is disposed at least a part of the second portion to contact with the first terminal and electrically connected to a controller disposed in the main body. One of the first portion and second portion receives the other of the first portion and second portion. | 01-27-2011 |
20110236039 | IMAGE FORMING APPARATUS AND REMOVABLE CARTRIDGE - An image forming apparatus includes: an electrostatic latent image bearing member; a toner cartridge; a developing member; a transfer member; a developing device; and circulating member. The toner cartridge is removably coupled to the developing device. The developing device incorporates the developing member. The circulating member is capable of operating while the toner cartridge remains coupled to the developing device, to circulate the toner between the developing device and the toner cartridge irrespective of whether the developing member is operating. | 09-29-2011 |
20110268467 | Image Forming Device, Process Cartridge, and Developer Cartridge - A developer cartridge according to one aspect of the invention is attachable to a photoconductor unit that comprises a photoconductive drum. The developer cartridge comprises: a developing frame; a developing roller rotatably supported by the developing frame, and pressed to the photoconductive drum in a pressing direction when the developer cartridge is attached to the photoconductor cartridge; a memory unit attached to the developing frame; and a terminal electrically connected to the memory unit and disposed at an outer portion of the developing frame at a position substantially opposite to the developing roller with respect to the pressing direction. | 11-03-2011 |
20120076537 | Image Forming Device and Cartridge - An image forming device is described according to an aspect comprises: a photoconductive drum; a developing roller opposed to the photoconductive drum; a developer container; a cartridge; a second portion; and a second terminal. The cartridge comprises: a cartridge frame; a memory unit; a first portion disposed at an upstream portion in a vicinity of an upstream end in an attachment direction of the cartridge frame; and a first terminal disposed at at least a part of the first portion and electrically connected to the memory unit. The second terminal is disposed at at least a part of the second portion to contact with the first terminal and electrically connected to a controller disposed in the main body. One of the first portion and second portion receives the other of the first portion and second portion. | 03-29-2012 |
20120269556 | Image Forming Device, Process Cartridge, and Developer Cartridge - A developer cartridge according to one aspect of the invention is attachable to a photoconductor unit that comprises a photoconductive drum. The developer cartridge may comprise a developing frame defining a developer container configured to contain developer, the developing frame having a first side and a second side; a developing roller located at the first side of the developing frame so as to receive developer conveyed from the developer container in a first direction; a contact terminal located at the second side of the developing frame; and a memory electrically connected to the contact terminal, wherein the first side is downstream in the first direction from the second side. | 10-25-2012 |
20130108331 | Developing Device for Preventing Toner Leakage | 05-02-2013 |
20130287430 | Developing Device Having Seal Members to Restrict Toner Leakage - A developing device includes: a frame; a developer carrying member rotatably supported to the frame; and a side seal. The developer carrying member is rotatable about its axis in a rotating direction and has an axial end portion and a remaining portion inward of the axial end portion in an axial direction. The side seal is disposed between the frame and a peripheral surface of the axial end portion and includes: a contact member that can contact the peripheral surface; a support member disposed between the contact member and the frame; and a double-sided tape for adhering the contact member to the supporting member. The contact member includes: a first seal member; and a second seal member disposed adjacent to and upstream of the first seal member in the rotating direction. The first seal member and the second seal member are affixed to one adhesive surface of the double-sided tape. | 10-31-2013 |
20130287431 | Developing Device Having Seal Members to Restrict Toner Leakage - A developing device includes: a frame having an opening; a developer carrying member rotatably supported to the frame; and a side seal. The developer carrying member is rotatable about its axis in a rotating direction and has an axial end portion in an axial direction. The side seal is disposed between the frame and a peripheral surface of the axial end portion, and has a contact member contacting the peripheral surface. The contact member includes: a first seal member disposed adjacent to an edge of the opening in the axial direction; and a second seal member disposed adjacent to and upstream of the first seal member in the rotating direction. The first seal member permits developer to move inward in the axial direction and provides a mobility of developer therein higher than that of the second seal member that is made of a material that restricts movement of developer. | 10-31-2013 |
20130302067 | Image Forming Device Having Toner Unit, Developer Unit, and Image Bearing Unit - In the image forming device, the main body has a loading port. The image bearing unit is configured to be detachably attached to the main body thorough the loading port. The toner unit is configured to be detachably attached to the main body thorough the loading port. The developer unit is configured to be detachably attached to the main body thorough the loading port. The toner unit, the developer unit, and the image bearing unit are located in this order from the loading port to an inside of the main body, when the toner unit, the developer unit, and the image bearing unit are attached in the main body. The toner unit is configured to be independently detached from the main body, when the image bearing unit and the developer unit are attached to the main body. | 11-14-2013 |
20140029985 | Image Forming Device and Cartridge Configuration - A developer cartridge according to one aspect of the invention is attachable to a photoconductor unit that comprises a photoconductive drum. The developer cartridge may comprise a developing frame defining a developer container configured to contain developer, the developing frame having a first side and a second side; a developing roller located at the first side of the developing frame so as to receive developer conveyed from the developer container in a first direction; a contact terminal located at the second side of the developing frame; and a memory electrically connected to the contact terminal, wherein the first side is downstream in the first direction from the second side. | 01-30-2014 |
20140178093 | Developing Device, Process Cartridge and Image Forming Apparatus - A developing device includes a casing configured to accommodate developer, a developing roller, a seal member, at least portion of which is disposed between the developing roller and the casing, and which includes a fabric member including a plurality of first fibers extending in a first direction, and a heat radiation member configured to contact end surfaces of the first fibers of the seal member and radiate heat of the seal member. | 06-26-2014 |