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| Number | Title | Issue Date |
| 8180271 | Protective layer setting unit, process cartridge, and image forming apparatus, and method of evaluating protective layer setting unit A protective layer setting unit includes a protective agent, and an application unit for applying the protective agent on an image carrying member. An attenuated total reflection (ATR) method is used for detecting a surface condition of the image carrying member aft... | 05/15/2012 |
| 8135327 | Image forming apparatus with thickness detecting unit An image forming apparatus includes a photosensitive member, a charging device, a developing device, a thickness detecting unit and a parameter setting unit. A photosensitive layer is formed on a surface of the photosensitive member. The charging device charges the ... | 03/13/2012 |
| 8135326 | Image forming apparatus An image forming apparatus includes a developer housing that holds a developer; a lubricant supply brush that rotates when in contact with the developer housing, and that supplies a lubricant to a surface of the developer housing; a lubricant that is in contact with... | 03/13/2012 |
| 8112026 | Lubricant applying device, and image forming assembly and image forming apparatus which employ the same A lubricant applying device that faces a rotatable body, and that applies a solid lubricant to the rotatable body, includes: a lubricating roll in which the solid lubricant for application is formed into a circular sectional shape around a rotatable support shaft, a... | 02/07/2012 |
| 8107872 | Image forming apparatus and process cartridge An image forming apparatus including a charging unit configured to charge a surface of an image bearing member utilizing discharge generated by applying a voltage containing an alternating current component to a charging member disposed in contact with or close to t... | 01/31/2012 |
| 8103207 | Lubricant application apparatus, process cartridge, and image forming apparatus using same A lubricant application apparatus including a lubricant application member and an elastic member. The lubricant application member applies lubricant to a lubricant receiving member moving in a given surface movement direction. The elastic member contacts the lubrica... | 01/24/2012 |
| 8103206 | Systems and methods for controlling cleaning devices in image forming apparatus Systems and methods are provided for controlling cleaning devices in image forming apparatus electrostatic image forming apparatus. Such systems may include a charge receptor, movable in a process direction, defining a main surface. A toner application device applie... | 01/24/2012 |
| 8095059 | Image forming apparatus with coating mode Provided is an image forming apparatus containing: an image-bearing member; a toner removal unit configured to remove a toner remained on the image-bearing member; a coating unit configured to coat a surface of the image-bearing member with a lubricity imparting age... | 01/10/2012 |
| 8081916 | Protective agent for image bearing member, protective layer setting unit, and process cartridge A protective agent for an image bearing member of an image forming apparatus. The protective agent is applied onto a surface of the image bearing member and includes a hydrophobic organic compound (A), an inorganic fine particle (B), and an inorganic lubricant (C). | 12/20/2011 |
| 8081917 | Image-bearing member protecting agent, protective layer forming device, process cartridge and image forming apparatus To provide an image-bearing member protecting agent used for forming a protective layer on a surface of an image bearing member, the agent including: a compressed powder body formed by pressurizing a powder containing at least a fatty acid metal salt (A) and an inor... | 12/20/2011 |
| 8041280 | Lubricant applying device, process cartridge, and image forming apparatus A lubricant applying unit has a residual-toner collection rate X of 50% when the lubricant applying unit has not been used. The collection rate X is obtained by X=(Ta−Tb)/Ta×100, where Ta is weight per unit area of the residual toner on an area of the image carri... | 10/18/2011 |
| 8036585 | Lubricant supplying unit, process unit incorporating same, image forming apparatus incorporating same, and method of manufacturing same A lubricant supplying unit, which can be incorporated in a process unit for use in an image forming apparatus, includes a rotary lubricant supplying member to contact a surface of an image carrier to rotate with the image carrier, a lubricant having an opposed face ... | 10/11/2011 |
| 8000643 | Lubricant applicator, process cartridge and image forming apparatus including the same An image forming apparatus includes a lubricant applicator and a process cartridge using the same. The lubricant applicator includes a solid lubricant, a lubricant retainer, a lubricant holder, a lubricant application mechanism, a pressure mechanism, a friction resi... | 08/16/2011 |
| 7991342 | Protective material and image forming apparatus using the protective material A protective material block including a metal soap, wherein the surface of the protective material block has an X-ray diffraction pattern wherein a ratio (P2/P1) of a maximum peak height (P2) on a surface separation of from 3.6 to 5.0 Å to a m... | 08/02/2011 |
| 7986910 | Lubricant coater, image bearing unit, and image forming apparatus The present invention provides a lubricant coater including an applying member for applying a lubricant powder on a surface of an image bearing member, wherein the lubricant powder contains paraffin as a main component, and the lubricant coatability of the applying ... | 07/26/2011 |
| 7981585 | Cleaning blade In an image forming apparatus comprising a charging section, an exposure section, a developing section, a transfer section, a peeling section, a cleaning section including a cleaning blade, and a fixing section, the cleaning blade is composed by dispersing 15 parts ... | 07/19/2011 |
| 7979016 | Image forming apparatus and protective agent block An image forming apparatus including an image bearing member that bears a latent electrostatic image on the surface thereof, a charging device that uniformly charges the surface of the image bearing member, an irradiation device that irradiates the surface of the im... | 07/12/2011 |
| 7979018 | Image forming apparatus for controlling the occurrence of residual images An image forming apparatus of the present invention includes: an image carrier on whose surface is formed a latent image; a developing unit that forms a developer image with a developer including toner, carrier and additive; a transfer unit that transfers the develo... | 07/12/2011 |
| 7979017 | Image-bearing member protecting agent, protective layer forming device, image forming method, image forming apparatus and process cartridge An object of the present disclosure is to provide an image-bearing member protecting agent capable of preventing abrasion of an image-bearing member, filming on an image-bearing member, smearing of a charging member and leakage of toner. The image-bearing member pro... | 07/12/2011 |
| 7970334 | Image-carrier protecting agent, protecting-layer forming device, image forming method, image forming apparatus, and process cartridge A protecting layer is formed on a surface of an image carrier with a protecting agent that contains at least an organic compound having melting property of which penetration at 25° C. ranges from 3 millimeters to 30 millimeters, and organic compound particles havin... | 06/28/2011 |
| 7953362 | Image forming apparatus, process cartridge, and lubricant applicator An image forming apparatus includes a photoconductor and a lubricant applicator. The photoconductor carries a toner image formed by developing an electrostatic latent image with a toner. The lubricant applicator applies a solid lubricant to a surface of the photocon... | 05/31/2011 |
| 7953363 | Lubricant applicator and image forming apparatus including same A lubricant applicator includes a solid mold lubricant, a lubricant application roller, and a flicker member. The lubricant application roller scrapes and applies the lubricant to an image bearing member. The flicker member removes a powder substance adhered to the ... | 05/31/2011 |
| 7941087 | Image-bearing member protecting agent, protective layer forming device, image forming method, image forming apparatus and process cartridge To provide an image-bearing member protecting agent used in an image forming method which includes applying or attaching the agent onto a surface of an image bearing member, the agent including: a fatty acid metal salt (A), and an inorganic lubricant (B), wherein th... | 05/10/2011 |
| 7933546 | Lubricant applying device and image forming apparatus In a lubricant applying device, a position adjusting member adjusts relative positions of a lubricant and a rotating member. The rotating member rotates while in contact with the lubricant, receives the lubricant, and applies the lubricant to an image carrier in an ... | 04/26/2011 |
| 7899382 | Lubricant supplier, process cartridge including same, and image forming apparatus including same A lubricant supplier, installable in a process cartridge or an image forming apparatus, includes a ridge line extending crosswise to a longitudinal axis of the image forming member and contacting the surface of the image forming member at a non-perpendicular angle t... | 03/01/2011 |
| 7899383 | Lubricating device, lubricant applicator, and priming agent used therewith A lubricating device operable to lubricate a moving imaging surface subsequent to removal of residual toner by a cleaning device includes a lubricant applicator, a metering blade, and a priming agent. The lubricant applicator is located downstream of the cleaning de... | 03/01/2011 |
| 7894758 | Image forming apparatus, image forming device charging device and lubricant supplying device constitution An image forming apparatus including a plurality of image forming devices each including a photosensitive member, a charging device to charge a surface of the photosensitive member, and a lubricant supplying device to supply a lubricant to the surface of the photose... | 02/22/2011 |
| 7885595 | Lubricant applicator, process cartridge including same, and image forming apparatus including same A lubricant applicator, which is included in a process cartridge, and an image forming apparatus, includes a fur brush disposed downstream from a cleaning member in a direction of rotation of the image carrier that moves in the direction of rotation of the image car... | 02/08/2011 |
| 7881651 | Lubricant applying device and image forming apparatus A lubricant applying device, includes: an image carrier; a lubricant; a lubricant applying member that contacts the image carrier and the lubricant, and maintains a portion of the lubricant on an outer periphery of the lubricant applying member due to rotating so as... | 02/01/2011 |
| 7877054 | Process for development of cleaning blade lubrication stripes According to aspects of the embodiments, there is provided an adaptive blade lubrication apparatus that includes a lubricant unit to place a lubrication stripe of lubricating material on a portion of a main surface; a cleaning blade that engages the main surface to ... | 01/25/2011 |
| 7831189 | Lubricant applying unit, a process cartridge including the same, and an image forming apparatus provided with the process cartridge including the same A lubricant applying unit, included in a process cartridge provided in an image forming apparatus, includes a solid lubricant, a lubricant supporting unit to support the solid lubricant, a lubricant holder to accommodate the solid lubricant supported by the lubrican... | 11/09/2010 |
| 7826786 | Image forming apparatus, lubricant applying device, transfer device, process cartridge, and toner In an image forming apparatus, an area applied with a lubricant, i.e., an area of a lubricant layer having a uniform thickness, is obtained by spreading the lubricant by a lubricant smoothing blade. The area applied with a lubricant covers an area cleaned by a clean... | 11/02/2010 |
| 7826787 | Protective-agent applying device, process cartridge, and image forming apparatus A protective-agent applying device that applies a protective agent mainly containing paraffin to a photosensitive element. The protective-agent applying device applies a protective agent to a surface of the photosensitive element in such a manner that when applying ... | 11/02/2010 |
| 7738829 | Process cartridge including photoconductor pre-coated with protective agent and image forming apparatus using same A process cartridge includes a protective agent, a photoconductor, a charging unit, a development unit, a cleaning unit, and an application unit. The protective agent includes paraffin as main component. The photoconductor has a surface including polycarbonate appli... | 06/15/2010 |
| 7734242 | Protective layer setting unit, process cartridge, and image forming apparatus using same A protective layer setting unit includes a protective agent and an application unit configured to apply the protective agent to an image carrying member in a manner sufficient to satisfy equations (1) and (2). A surface condition of the image carrying member is dete... | 06/08/2010 |
| 7725069 | Image forming apparatus and process unit for effectively applying lubricant and cleaning an image carrier An image forming apparatus includes an image carrier configured to carry an image on a surface thereof, a cleaning unit including a cleaning blade and configured to remove residual toner remaining on the surface of the image carrier with the cleaning blade, and an a... | 05/25/2010 |
| 7706735 | Lubricant applying device and image forming apparatus A lubricant applying device includes a solid lubricant and a roller brush that rotates while in contact with the lubricant, receives the lubricant, and applies the lubricant to an image carrier. A corner portion of the lubricant on an upstream side with respect to d... | 04/27/2010 |
| 7693475 | Lubricant supplying device, cleaning device, process cartridge, and image forming apparatus A lubricant supplying device that supplies lubricant onto a surface of an image carrier includes a lubricant carrying unit and a transfer unit. The lubricant carrying unit faces the image carrier in a non-contact manner, and carries the lubricant. The transfer unit ... | 04/06/2010 |
| 7693476 | Image forming apparatus with protective agent applying unit and process cartridge An image forming apparatus includes a charger, a developing device, a cleaning device, a protective-agent bar, and a brush. The charger uniformly charges an image carrier. The developing device develops an electrostatic latent image formed on the image carrier to ob... | 04/06/2010 |
| 7680446 | Cleaning device, process cartridge and image forming apparatus An image forming apparatus includes a photosensitive member, a charging member, an electrostatic latent image forming member, a developing member, a transferring member, and a cleaning device. The cleaning device includes a cleaning brush contacting with a photosens... | 03/16/2010 |
