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| Number | Title | Issue Date |
| 8185033 | Photosensitive body unit and image forming apparatus having the same An image forming apparatus having an improved photosensitive body unit capable of efficiently utilizing an inner space of the image forming apparatus. The image forming apparatus includes a photosensitive body unit having a photosensitive body housing and a photosen... | 05/22/2012 |
| 8185034 | Storage container, powder processing device, and image forming apparatus using the same A storage container includes: a container body that is detachably disposed on a predetermined container receiver, wherein powder to be supplied or recovered powder is stored in the container body; and a powder driving transmitting mechanism that is disposed in the c... | 05/22/2012 |
| 8155574 | Waste developer collecting device and image forming apparatus A waste developer collecting device comprising: a collecting container; a collecting opening; a conveying unit; a filter; a partition wall; and an air inlet. ... | 04/10/2012 |
| 8150307 | Cleaning apparatus having a feeding member and a driving mechanism and image forming apparatus using same An image forming apparatus having a high toner containing efficiency of a waste toner-collecting container is provided. Piled toner is broken by an vibrating imparting operation and at the same time, a toner feeding member such as a feeding screw disposed inside the... | 04/03/2012 |
| 8060002 | Developer storage device and image forming apparatus having the same A developer storage device and an image forming apparatus having the same include a developer storage part including a first storage part and a second storage part having widths different from each other, and a first developer conveying member to convey a developer ... | 11/15/2011 |
| 8041282 | Powder container, cleaning device, and image forming apparatus A powder container includes a first container to contain powder falling from an opening located in an upper portion of the powder container, a second container that contains the powder and is located in the first container, on a route through which the powder that f... | 10/18/2011 |
| 7995961 | Waste developer collecting device and image forming apparatus A waste developer collecting device comprising: a collecting container; a collecting opening; a conveying unit; a filter; a partition wall; and an air inlet. ... | 08/09/2011 |
| 7983609 | Image forming apparatus having collection box An image forming apparatus is provided with a cassette configured to accommodate printing sheets, a casing of the image forming apparatus, a belt member which circularly moves inside the casing, a cleaning device configured to remove particles adhering on the belt m... | 07/19/2011 |
| 7965973 | Image forming apparatus with dehumidifying heater An image forming apparatus includes an image carrying member; an image forming section to form a toner image on the image carrying member; a transferring section to transfer the toner image formed on the image carrying member to a sheet; a fixing section to fix the ... | 06/21/2011 |
| 7945203 | Waste-toner collecting device, process cartridge, and image forming apparatus A waste-toner collecting device includes a cleaning unit that collects waste toner remaining on an image carrier; a conveying belt that conveys the waste toner collected by the cleaning unit in a first direction; and a conveying screw that conveys the waste toner co... | 05/17/2011 |
| 7937037 | Cleaning apparatus having an upper housing with varied thickness and image forming apparatus having the same A cleaning apparatus include a cleaning member to remove a waste toner remaining in a photoconductive medium and a housing to support the cleaning member, including a waste toner admission portion to provide a transfer path of the waste toner removed by the cleaning... | 05/03/2011 |
| 7929900 | Waste toner cartridge A waste toner cartridge includes a housing and a plug. The housing has a recessed bottom wall and a periphery wall integrally connected with the bottom wall to define an accommodation recess therebetween and provided with a flange having an arc section and two restr... | 04/19/2011 |
| 7929899 | Waste toner container, waste toner-accumulating structure, and image forming apparatus equipped therewith Disclosed is a waste toner container for collecting waste toner removed from an image bearing member. The waste toner container includes a receiving section adapted to introduce the waste toner from an inlet port provided in an upper region thereof, and receive ther... | 04/19/2011 |
| 7917078 | Waste collection device and image forming apparatus A waste collecting device includes a first box including a top surface having a first opening, a bottom surface opposed to the top surface, and side surfaces connecting the top surface and the bottom surface and having a second opening, wherein the top surface, the ... | 03/29/2011 |
| 7917077 | Waste-toner housing device, and image forming apparatus A waste-toner housing device that is detachably attached to an image forming apparatus for housing waste toner includes a waste-toner container and a first conveying member and a second conveying member that convey the wasted toner. The first conveying member and th... | 03/29/2011 |
| 7894762 | Developer transporting apparatus, image forming apparatus, and image forming method A developer transporting apparatus includes: a drop path; a developer transporting path; a developer transporting member; and an aggregation preventing member including: a contact portion that is in contact with the developer transporting member, and that moves in c... | 02/22/2011 |
| 7890045 | Waste toner recovering mechanism and image forming apparatus A technique is provided which allows an agitation paddle, which flattens waste toner in a waste toner container, to rotate at a sufficiently low rotation speed and contributing to a decrease in cost with the saving of space and a simple configuration. A waste toner ... | 02/15/2011 |
| 7865123 | Developing device, waste toner collecting device and image forming apparatus having the same An image forming apparatus includes a photosensitive medium on which an electrostatic latent image is formed, an exposure unit to irradiate light onto the photosensitive medium, a developing device to apply toner to the photosensitive medium having the electrostatic... | 01/04/2011 |
| 7831190 | Cover opening and closing unit, image forming apparatus having the same, and method of removing and mounting cover A cover opening and closing unit for an image forming apparatus, includes a cover removably mounted to a main body of the image forming apparatus mounting therein a developer cartridge, a developing unit, a transferring unit and a waste-developer receptacle, and a l... | 11/09/2010 |
| 7764919 | Image forming apparatus with a waste storage container An image forming apparatus including a compact waste toner storage device in which waste toner can be evenly stored. The image forming apparatus includes a waste toner tank to store the waste toner that is collected from a cleaning member to remove the residual wast... | 07/27/2010 |
| 7725070 | Waste toner collecting device and image forming apparatus loaded therewith A waste toner collecting device includes: a waste toner collecting bag being stretchable; a toner conveyance part fitted with the waste toner collecting bag, and conveying a waste toner and also discharging the waste toner toward the waste toner collecting bag; and ... | 05/25/2010 |
| 7720428 | Toner recovery apparatus, process cartridge, and image forming apparatus To provide a toner recovery apparatus including: a toner transporting duct; and an endless toner transporting belt; wherein the toner transporting belt is rotated in a loop form in such a way that it descends in a region where the outer circumferential surface faces... | 05/18/2010 |
| 7634221 | Cleaning apparatus and image forming apparatus An image forming apparatus having a high toner containing efficiency of a waste toner-collecting container is provided. Piled toner is broken by an vibrating imparting operation and at the same time, a toner feeding member such as a feeding screw disposed inside the... | 12/15/2009 |
| 7630679 | Image forming apparatus, toner container, and process cartridge An image forming apparatus includes an image carrier, a cleaner, and a toner container. The image carrier carries a toner image to be transferred onto a sheet. The cleaner collects toner remaining on a surface of the image carrier after the toner image formed on the... | 12/08/2009 |
| 7627280 | Developer transporting apparatus, image forming apparatus, and image forming method A developer transporting apparatus includes: a drop path; a developer transporting path; a developer transporting member; and an aggregation preventing member including: a contact portion that is in contact with the developer transporting member, and that moves in c... | 12/01/2009 |
| 7606523 | Apparatus for image formation An apparatus for image formation includes a slider, rotatable members, elastic members, and a waste toner box. The slider is supported by the main body of the apparatus and can reciprocate in the outward direction from the inside of the body to one side of the body ... | 10/20/2009 |
| 7539452 | Waste toner collecting apparatus, image forming apparatus and process cartridge of image forming apparatus A waste toner collecting apparatus of the present invention reliably prevents waste toner from spilling when replacing the waste toner box by opening the front cover of an image forming apparatus as the first through fifth shutters close the respective waste toner c... | 05/26/2009 |
| 7437116 | Developing apparatus and image forming apparatus using the same A developing apparatus includes a toner collection apparatus having a waste toner accommodation chamber that temporarily accommodates waste toner removed from a photosensitive medium. A screw to transfer the waste toner is installed in the chamber. A collection path... | 10/14/2008 |
| 7424263 | Toner recovery belt conveyor, process cartridge, and image forming apparatus using the same A toner recovery device, capable of preventing toner from spilling out of the space between protruding sections and an inner wall of a toner-conveying pipe, and process cartridge and image forming apparatus having this device. Residual toner after transfer, which is... | 09/09/2008 |
| 7421238 | Used developer cleaning system and image forming apparatus having the same A used developer cleaning system is provided which removes used developer remaining on an image transmission medium after a developer image has been transferred, and an image forming apparatus having such a used developer cleaning system. The used developer cleaning... | 09/02/2008 |
| 7403738 | Developer collecting apparatus and image forming apparatus having the same A developer collecting apparatus for collecting waste developer which is generated by cleaning residual developer remained on a photoreceptor and an intermediate transfer body, includes: a waste developer container for accommodating the waste developer; a stirring m... | 07/22/2008 |
| 7398046 | Process cartridge and image forming apparatus cleaning method and cleaning device with improved lubricity A process cartridge detachably mounted on an image forming apparatus, includes a cleaning blade which comes into contact with a surface of a member to be cleaned incorporated in the image forming apparatus and removes a residual toner adhering to the surface, and a ... | 07/08/2008 |
| 7395005 | Image forming apparatus with cleaning blade and residual toner storage compartment An image forming apparatus, comprising an image carrier to carry toner image formed based on image data, a cleaning blade to remove residual toner on the image carrier by being in contact with the image carrier and a toner storage portion structured to store the res... | 07/01/2008 |
| 7395022 | Image forming apparatus with toner recovery system An image forming apparatus has an image carrier on which an electrostatic latent image is formed, a developing unit that develops the electrostatic latent image using a toner to form a toner image, and a cleaning unit that removes the toner remaining on the image ca... | 07/01/2008 |
| 7391990 | Waste developer collecting container for color image forming apparatus A color image forming apparatus includes: process printing units each having a photoreceptor drum; a transfer belt to which toner images are transferred; a transfer roller for transferring, as a whole, the toner images on the transfer belt to recording paper; a clea... | 06/24/2008 |
| 7383014 | Auger for use within an image forming device Embodiments for a toner auger for use in an image forming device. The image forming device includes a channel through which toner is moved. The auger is positioned within the channel and has an axis of rotation and at least one offset section extending radially outw... | 06/03/2008 |
| 7366440 | Process cartridge feeding developer from first to second removed developer accommodating portions and image forming apparatus to which the cartridge is mountable An electrophotographic image forming apparatus to which a process cartridge and a developer cartridge are independently attachable. The cartridge includes an electrophotographic photosensitive drum, a developing roller, a first developer accommodating portion for ac... | 04/29/2008 |
| 7340211 | Cleaning apparatus and image forming apparatus using the same A cleaning apparatus and an image forming apparatus including the same. The cleaning apparatus includes: a developing unit to supply toner to an electrostatic latent image formed on a photosensitive body, a cleaning blade installed above the photosensitive body and ... | 03/04/2008 |
| 7335311 | Sludge treatment An apparatus for treating sludge, comprises a press for dewatering the sludge, a compaction device for receiving and compacting sludge dewatered by the press, a shredder for receiving and shredding sludge compacted by the compaction device, and a tube conveyor for c... | 02/26/2008 |
| 7330678 | Waste developer collecting container for image forming apparatus A waste toner collecting container which is used in a color image forming apparatus and can be removed from the machine and stores waste toner particles which have not been transferred to recording paper and have been collected, is constructed such that an air seali... | 02/12/2008 |
