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| Number | Title | Issue Date |
| 7209690 | Developing apparatus A developing apparatus including: a developer carrying member for carrying a developer, the developer carrying member being provided with an elastic layer and adapted to develop, with a developer, an electrostatic image formed on an image bearing member; wherein the... | 04/24/2007 |
| 7187890 | Ion conductive roller and image forming apparatus employing ion conductive roller An image forming apparatus includes a movable member; a roller contacted to the movable member, the roller having an elastic layer contacted to the movable member, the elastic layer having an ion electroconductivity and having a hardness of not less than 20° and no... | 03/06/2007 |
| 7158750 | Paper transport apparatus and paper transport method Provided are photosensitive body or bodies 31b carrying toner; transfer roller(s) 31d, rotating and coming in contact with photosensitive body or bodies 31b, for causing toner image(s) formed on photosensitive body or bodies... | 01/02/2007 |
| 6335066 | Disposal cartridge with a recyclable toner-carrying roller A disposal cartridge for use in an image forming apparatus includes a sheet and a roller. An area of the sheet is at least equal to an area of the entire circumferential surface of the roller. The sheet is detachably bonded to an entire circumferential su... | 01/01/2002 |
| 6324366 | Sleeve rotation-feed apparatus, developing apparatus, image formation apparatus, and fixation apparatus A drive roller is rotated and a high voltage periodically alternating between plus and minus based on the potential of a conductive portion of the drive roller 2 is applied by a high voltage power source 4 to an electric charger, so that the surface of th... | 11/27/2001 |
| 5338895 | Developing apparatus A developing apparatus for developing an electrostatic latent image on an electrostatic latent image carrier includes a toner tank for storing toner, a developing roller, toner and a blade for supplying the toner from the toner tank to the developing roll... | 08/16/1994 |
| 5309206 | Developing device brought into contact with an electrostatic latent image support member A developing device comprising: a drive roller which is driven so as to be rotated; a developing sleeve which is formed by a thin film and has a peripheral length slightly larger than that of the drive roller so as to be fitted around the drive roller; a ... | 05/03/1994 |
| 5254423 | Electrophotographic photosensitive member, and electrophotographic apparatus, device unit and facsimile machine having the photosensitive member The present invention provides an electrophotographic photosensitive member comprising a conductive support and a photosensitive layer provided thereon, wherein the surface layer of the electrophotographic photosensitive member contains a polymer having a... | 10/19/1993 |
| 5189476 | Developing device for producing a developed image The present invention discloses a monocomponent developing device including a developing sleeve for developing an electrostatic latent image formed on the surface of a photoreceptor by supplying a toner to the electrostatic latent image. The developing sl... | 02/23/1993 |
| 5128722 | Developing device excellent in toner transportability The present invention provides a developing device disposed adjacently to a rotatably arranged electrostatic latent image support member, including; a rotatably arranged toner transport member contacting the electrostatic latent image support member and a memb... | 07/07/1992 |
| 5124753 | Developing device A developing device having a developing sleeve loosely mounted on the peripheral surface of a cylindrical developing roller. Both end portions of the developing sleeve are pressed against the developing roller by a pair of guide pads so that a part of the... | 06/23/1992 |
| 5080037 | Developing device The present invention discloses a mono-component developing device comprising a rotatable drive roller which confronts a rotatable photoreceptor, a flexible member arranged on the exterior surface of the drive roller and having a peripheral length greater... | 01/14/1992 |
| 5061963 | Monocomponent developing device The present invention discloses a developing device which includes a rotatably arranged photoreceptor, a rotatably disposed elastic roller confronting the photoreceptor, a cylindrically formed flexible member having a peripheral length longer than that of... | 10/29/1991 |
| 5052335 | Electrostatic latent image developing device A developing device confronting a rotatably provided electrostatic latent image support member and including a rotatable developing roller confronting said electrostatic latent image support member, a flexible outer sleeve having a peripheral length large... | 10/01/1991 |
| 5035197 | Developing device The present invention discloses a monocomponent developing device which comprises an image carrying member having an electrostatic latent image formed on its surface, a rotatably disposed actuating roller confronting said image carrying member, a toner tr... | 07/30/1991 |
| 5008708 | Monocomponent developing device A developing device adjoins a rotatably arranged a photoreceptor, and is internally provided with a rotatably disposed developing roller confronting the photoreceptor, a cylindrically formed flexible film member having a peripheral length longer than that... | 04/16/1991 |
| 4987454 | Developing method for developing electrostatic latent image In a method for developing an electrostatic latent image comprising the steps of; (a) supplying toner onto a toner transporting member which confronts an electrostatic latent image support member with the leectrostatic latent image thereon at an developin... | 01/22/1991 |
| 4974028 | Electrostatic latent image developing device for monocomponent toner comprising plural toner transport members with different electroconductivity A developing device developes an electrostatic latent image formed on a rotatable electrostatic latent image support member. The developing device includes a rotatable first toner transport member in contact with an electrostatic latent image support memb... | 11/27/1990 |
| 4907032 | Monocomponent developing device A developing device adjoins a rotatably arranged photoreceptor, and is internally provided with a rotatably disposed developing roller confronting the photoreceptor. A cylindrically formed flexible film member having a peripheral length longer than that o... | 03/06/1990 |
| 4883017 | Developing device A developing device adjoins a rotatably arranged electrostatic latent image support member, and is internally provided with a rotatably disposed developing roller confronting the electrostatic latent image support member, a cylindrically formed flexible f... | 11/28/1989 |
| 4791882 | Loosely mounted outer sleeve member with biasing means A developing device adjoins a rotatably arranged electrostatic latent image support member, and is internally provided with a rotatably disposed developing roller confronting the electrostatic latent image support member, a cylindrically formed flexible f... | 12/20/1988 |
