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| Number | Title | Issue Date |
| 8165501 | Image forming apparatus having cleaning unit fixed to drawer There is provided an image forming apparatus including a main body, a drawer, an image forming unit, a belt unit and a cleaning unit. The drawer is movably supported to the main body and configured to be pulled out from an interior of the main body. The image formin... | 04/24/2012 |
| 8139981 | Spring-loaded web cleaning apparatus for electrographic printer A cleaning station for removing particulate material from a moving web in an electrographic printer/copier includes a customer-replaceable web-cleaner device with a support bracket/backup shoe assembly. A quick disconnect feature enables the cleaner cover to be de-c... | 03/20/2012 |
| 7962066 | Cleaning unit, image forming apparatus using the same, and cleaner A cleaning unit includes a cleaner. The cleaner includes: a support member; a toner scraping member; and a toner storing mechanism. The toner storing mechanism includes: a toner catching member provided in a vicinity of a leading end of the toner scraping member so ... | 06/14/2011 |
| 7917061 | Image forming apparatus Disclosed is an image forming apparatus with an improved structure for mounting or dismounting a cleaning device. An image forming unit includes an image carrier for transporting a developer image. A cleaning device includes a cleaning member to remove residual deve... | 03/29/2011 |
| 7873302 | Cleaning device and image forming apparatus A cleaning device includes a cleaning blade, a receiving member, an inlet seal, an adhering member, and an end seal. The cleaning blade is brought into contact with a photosensitive drum to remove residual toner therefrom. The receiving member receives the residual ... | 01/18/2011 |
| 7813674 | Developing toner for electrophotography and electro-photographic device A toner for electrophotography containing at least a fixing resin, a coloring agent and a wax is a toner containing rice wax and carnauba wax as the wax constitutional component thereof. A cleaning unit employs the blade cleaning mode; and for the purposes of keepin... | 10/12/2010 |
| 7796918 | Image forming apparatus and its cleaner unit, and cleaner unit replacement method of the image forming apparatus There is provided an image forming apparatus in which occurrence of defective cleaning is prevented, replacement is easy, and occurrence of toner spillage can also be prevented. A cleaner unit of an image forming apparatus of the invention includes a cleaning member... | 09/14/2010 |
| 7734219 | Unit, image forming apparatus, and method of manufacturing unit frame A structure which increases positioning precision of a blade member to a rotating member, an image forming apparatus, and a method of manufacturing a unit frame. A first reference surface of a boss provided on a surface of a frame to which a blade is contacted is fo... | 06/08/2010 |
| 7679798 | Optical scanning device and cover glass cleaning mechanism for optical scanning device The present invention relates to an optical scanning device in which a light beam is incident twice on a deflective reflecting facet and its object is to reduce curvature in scanning line trail or make the curvature substantially zero, or correct scanning line displ... | 03/16/2010 |
| 7668482 | Sticking substance removing apparatus and image forming apparatus An image forming apparatus that is capable of solving the problem of abrasion or load caused by an unevenly installed cleaning member and capable of realizing excellent cleaning performance. A cleaning section in the image forming apparatus has a cleaning member in ... | 02/23/2010 |
| 7548711 | Web cleaning apparatus for electrographic printer A cleaning station for removing particulate material from a moving web in an electrographic printer/copier includes a customer-replaceable web-cleaner device with a support bracket/backup shoe assembly. A quick disconnect feature enables the cleaner cover to be de-c... | 06/16/2009 |
| 7421239 | Cleaning apparatus for removing toner adhered onto endless belt A cleaning apparatus is for removing a toner from a surface of an endless belt. The cleaning apparatus includes a blade, a blade holding structure, and an abutment maintaining structure. The blade abuts on the endless belt that is supported on a tension roller. The ... | 09/02/2008 |
| 7415237 | Cleaning unit, process cartridge using cleaning unit, and image forming apparatus using cleaning unit A cleaning unit includes: a cleaning housing which is open toward an image carrier and has a waste toner accommodating part; a cleaning member which scrapes and collects the waste toner on the image carrier; a waste toner storage part storing the waste toner tempora... | 08/19/2008 |
| 7398034 | Process cartridge for image-forming device A cartridge includes a cleaning unit. A casing having a wall that is formed with at least one opening that allows communication between an interior and an exterior of the casing. The cleaning unit is accommodated in the casing and that confronts the wall with a spac... | 07/08/2008 |
| 7395009 | Sheet carrier apparatus, image forming apparatus, image reader, and post-processing apparatus A sheet carrier apparatus includes a sheet carrier guide to guide a sheet in a first direction and includes an opening; and a paper-dust removal member that is arranged substantially above the opening and so as to make a contact with the sheet carried on the sheet c... | 07/01/2008 |
| 7391992 | Sheet conveying unit, and image reading unit, post-processing unit, and image forming apparatus employing the sheet conveying unit A sheet conveying unit that guides and conveys a sheet material by a lower conveying guide includes an opening in the lower conveying guide, a brush-like member on a downstream side of the opening to scrap off paper dust adhered on a surface of a sheet material. A s... | 06/24/2008 |
| 7383001 | Image forming method and apparatus capable of effectively positioning a cleaning unit An image forming apparatus and corresponding method, the apparatus including at least one image bearing member configured to bear an image, an intermediate transfer member configured to transfer the image formed on the at least one image bearing member, a roller con... | 06/03/2008 |
| 7382999 | Image forming apparatus with detachable units An image forming apparatus can easily attach or detach a plurality of attachable and detachable units to or from the apparatus main body as a single unit or individually. An intermediate transfer apparatus is supported on a left guide rail and a right guide rail, an... | 06/03/2008 |
| 7382996 | Method for operating a cleaning station A method for operating a cleaning device having a preclean charging device for improved cleaning latitude on an imageable surface, including: moving imageable surface in a process direction through a cleaning zone, selecting a portion of the imageable surface moving... | 06/03/2008 |
| 7369790 | Process cartridge including paper dust removal member An image forming device includes a paper dust removal unit that removes paper dust from a photosensitive member. The paper dust removal unit includes a brush-shaped member affixed to a plate by a two-sided tape. The brush-shaped member is peeled off from the plate s... | 05/06/2008 |
| 7359657 | Method and apparatus for image forming capable of effectively replacing a facing mechanism used in the image forming A process cartridge detachably attached to an image forming apparatus includes a first body member, a second body member including an engaging part, in which the second body member is engaged with the first body member by the engaging part and pivotably moves betwee... | 04/15/2008 |
| 7313343 | Image forming apparatus An electrostatic latent image is formed on a rotary image carrier. A developer is provided with at least one developing roller which is separatably abutted on the image carrier at a developing position to supply toner onto the image carrier to make the latent image ... | 12/25/2007 |
| 7295802 | Image forming apparatus using a cleaning unit for preventing noises An image forming apparatus includes a photoconductor, a cleaning blade for cleaning the photoconductor, and a blade holder holding the cleaning blade and having a first bent portion for increasing its rigidity. In the apparatus, blade holder has at least one of a pr... | 11/13/2007 |
| 7292817 | Image forming apparatus, process cartridge, and waste toner recovery device An image forming apparatus includes a frame body, a frame cover supported by the frame body so as to be capable of opening and closing, an image forming unit that forms a toner image on an image carrier, a cleaning unit that removes and collects residual toner from ... | 11/06/2007 |
| 7286788 | Image forming apparatus An image forming apparatus includes a photosensitive drum, a charge roller for charging the photosensitive drum, a developing device for developing an electrostatic latent image formed on the charged photosensitive drum with a developer, a first auxiliary charging b... | 10/23/2007 |
| 7266328 | Image forming apparatus having a cleaning mechanism An image forming apparatus having a cleaning mechanism for cleaning paper powder or toner pressed and remaining on the surface of the circumference of an endless belt is provided. The cleaning mechanism includes a rotational shaft part that is detachably and rotatab... | 09/04/2007 |
| 7257350 | Cleaning unit with a light beam path for the passage of a light beam A two-station type color image forming apparatus of the present invention includes intermediate members configured to support only a developing device or the developing device and image forming means other than an image carrier. The intermediate members are selectiv... | 08/14/2007 |
| 7251430 | Image forming apparatus An image forming apparatus has: an image bearing member that bears a toner image and moves; a transfer means that transfers the toner image on the image bearing member to a transfer medium; a first eliminating member that comes in contact with the image bearing memb... | 07/31/2007 |
| 7248812 | Cleaning member A cleaning member for mounting around a support in an electrophotographic machine, the support being located peripherally adjacent at least one electrophotographic process device having a surface cleanable by the cleaning member, the cleaning member including a subs... | 07/24/2007 |
| 7245868 | Image forming apparatus and method of mounting and dismounting a waste toner bottle An image forming apparatus of the present invention is operable with a waste toner bottle removably mounted thereto for collecting residual toner left on an image carrier after image formation. The image forming apparatus includes a handle to be held by an operator ... | 07/17/2007 |
| 7218886 | Method and kit for removing a residue from an imaging member A method for removing a residue, such as lateral charge migration (LCM) film, from an imaging member includes contacting at least a portion of the imaging member with a wash liquid capable of removing the residue. The wash liquid containing the residue is then remov... | 05/15/2007 |
| 7215904 | Image forming apparatus group In an image forming apparatus group including a plurality of kinds of image forming apparatuses having different process speeds, and a cartridge which can be commonly used in a plurality of kinds of image forming apparatuses, when there is provided a cartridge which... | 05/08/2007 |
| 7209701 | Cleaning blade system for electrophotography A cleaning blade system for a variety of electrophotographic apparatuses. A preferably reversible, elongated, elastic wiper blade is longitudinally supported by a relatively rigid, elongated holder. The wiper holder is universally adaptable to a variety of different... | 04/24/2007 |
| 7194232 | Image forming apparatus including intermediate transfer device An image forming apparatus including an intermediate transfer device capable of making a change in a degree of expansion and contraction of an intermediate transfer belt slow is provided. A position and a moving range of a cleaning roll are set in order to make a re... | 03/20/2007 |
| 7181156 | Image forming apparatus using a cleaning member for preventing noises and process cartridge therefor An image forming apparatus includes a photoconductor, a cleaning blade for cleaning the photoconductor, and a blade holder holding the cleaning blade and having a first bent portion for increasing its rigidity. In the apparatus, blade holder has at least one of a pr... | 02/20/2007 |
| 7149465 | Cleaning unit, process cartridge, image forming apparatus, and toner A cleaning unit includes a cleaning blade that cleans toner on an image carrier and a brush-shaped roller that applies a lubricant of a molded lubricant on the image carrier. The brush-shaped roller is insulative, and delivers the toner cleaned by the cleaning blade... | 12/12/2006 |
| 7149467 | Waste toner system for an image forming device A waste toner removal system for an image forming device. The invention includes a mechanism for removing the waste toner from the cartridge and transporting it through a toner chute to a waste toner tank. One or more actuators within the device allow for the connec... | 12/12/2006 |
| 7142804 | Toner, toner cartridge that holds the toner therein, and image forming apparatus into which the toner cartridge is attached A toner is used in an image-forming apparatus that incorporates a toner-collecting member. The toner-collecting member collects residual toner on a surface of an image-bearing body. The toner includes a spherical toner having at least a binder resin, and an irregula... | 11/28/2006 |
| 7136608 | Removable toner cartridge universal adapter A universal adapter for a toner cartridge enables a single toner cartridge to be used with printers made by different manufacturers and differing printer models made by a common manufacturer. The toner cartridge includes a waste bin having a leading end that is scul... | 11/14/2006 |
| 7123852 | Image forming apparatus having positioned cleaning unit for image transfer belt positioned with respect to toner patch detecting member and toner image transfer member An image forming apparatus having an image forming unit for forming toner images on an image carrier, a transfer unit for transferring an image on an image carrier onto a transfer medium, a detecting unit for detecting a toner image for detection on the image carrie... | 10/17/2006 |
