Bizarre Patents
Decorative Jeweled Wheel Cover
An improved wheel is provided wherein decorative items such as gem stones are embedded in either the wheel surface, a special mounting section attached to the wheel surface, or to a spoke strap that wraps around each spoke and positions embedded gem stones on the outside surface of the spoke.
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| Number | Title | Issue Date |
| 8112020 | Developing device and image-forming apparatus Embodiments relate to a developing device for use in an image-forming apparatus including a developing roller having a conductive base surface which may be covered with a resin layer containing an ion conductive material and a silicone-modified urethane resin having... | 02/07/2012 |
| 8107863 | Developing device and image forming apparatus A developing device and an image forming apparatus which can form a printing image having high resolution and a high quality level, while resolving various problems resulted from the use of small particle size toner particles are provided. The developing device incl... | 01/31/2012 |
| 8103199 | Developing device, and image forming method and process cartridge using the developing device A developing device including a developing roller facing an image bearing member and a toner layer thickness control member to control an amount of a toner adhered to the developing roller, so that an electrostatic latent image formed on the image bearing member is ... | 01/24/2012 |
| 8081911 | Development roller, development device, and image forming apparatus A development roller includes a base unit having a base recess and a base projection formed in a predetermined area of a circumference surface of the base unit, and a surface layer formed on the circumference surface of the base unit and having a recess and a projec... | 12/20/2011 |
| 8068772 | Development device and image forming apparatus A development device includes a developer carrier supplying developer to an electrostatic latent image carrier which is rotatable. The developer carrier includes a conductive metal core and a conductive elastic layer that is disposed outside a circumference of the c... | 11/29/2011 |
| 8064808 | Developing roller, and electrophotographic process cartridge and electrophotographic image forming apparatus comprising the developing roller A developing roller has a surface layer which can effectively inhibit the bleeding of a low-molecular-weight component from an elastic layer, and can efficiently impart a high electric charge to a negatively chargeable toner, and is excellent in toner-releasing prop... | 11/22/2011 |
| 8059997 | Developer carrying member and developing apparatus A developer carrying member is disclosed which can stably provide toners with triboelectric charges even in various environments. The developer carrying member has a substrate and a resin layer as a surface layer formed on the surface of the substrate, and the resin... | 11/15/2011 |
| 8029965 | Developing roller and image forming method employing the same An objective is to provide a developing roller possessing a surface layer capable of suppressing the residual potential during repetitive use with no damage of interlayer adhesiveness, preventing toner leakage and contaminations caused by adhesion matter on the surf... | 10/04/2011 |
| 8032065 | Developing device and image forming apparatus A developing device includes a developer supporting member for supporting developer and a developer charging member disposed to face the developer supporting member for charging and supplying the developer to the developer supporting member. The developer supporting... | 10/04/2011 |
| 8027625 | Developer supporting member, developing roller, developing device, and image forming apparatus A developer supporting member includes a supporting layer for supporting developer. The supporting layer has a corona discharge resistivity of a specific value. The supporting layer is formed of an elastic layer and a surface layer. The surface layer includes a surf... | 09/27/2011 |
| 8023868 | Development roller, development device, and image forming apparatus A development roller includes a base unit having a base recess and a base projection that are formed in a predetermined area of a circumference surface of the base unit by pressing a regular pattern in pressure machining, and a surface layer formed on the circumfere... | 09/20/2011 |
| 8023869 | Conductive roller which is mounted on an image-forming mechanism of an electrophotographic apparatus The present invention provides a conductive roller whose outermost layer is made of a vulcanized rubber composition. The vulcanized rubber composition contains epichlorohydrin rubber and chloroprene rubber as a rubber component thereof and 0.2 to 5 parts by mass of ... | 09/20/2011 |
| 8010025 | Developing unit and image forming device A developing unit includes a developing roller which rotates about a rotational axis to supply toner to a photoreceptor, the developing roller including: a cylindrical core portion which includes an electric conductor; a first resistive layer which covers a cylindri... | 08/30/2011 |
| 7983605 | Developing member with urethane resin and silicone surface layer A developing member is disclosed which can lessen the occurring of banding. The developing member has a shaft member, an elastic layer provided on the shaft member, and a resin layer provided on the surface, wherein the resin layer contains a urethane resin and a no... | 07/19/2011 |
| 7981586 | Image forming method using the same An electrophotographic image forming method is disclosed. The method includes steps of conveying a developer comprising a toner to a developing zone by a developing roller, and developing an electrostatic latent image formed on an electrostatic latent image carrying... | 07/19/2011 |
| 7965965 | Development device and image forming apparatus Provided is a development device including: a development roller in which continuous spiraling inclined grooves having different inclinations with respect to an axial direction are formed so as to cross each other; and a feed roller which is in contact with the deve... | 06/21/2011 |
| 7962077 | Developing roller, developing apparatus comprising the developing roller, and method for providing the developing roller Developing roller comprising a conductive mandrel with at least an elastic conductive base layer and a charge providing layer. The base layer is located closer to the mandrel than the charge providing layer. The base layer is roughened before the charge providing la... | 06/14/2011 |
| 7945196 | Developing device with supply member and image forming apparatus A developing device includes a developer supporting member having an elastic layer and a surface layer, and a supply member for supplying developer to the developer supporting member. The surface layer is formed of a mixture containing at least an acrylic resin and ... | 05/17/2011 |
| 7925195 | Method of manufacturing toner carrier roller, developer apparatus, and image forming apparatus A method of manufacturing a toner carrier roller that is shaped like a cylinder on an outer circumferential surface of which concave and convex sections for carrying toner are provided, includes: preparing a roller base member which is shaped like a cylinder; formin... | 04/12/2011 |
| 7917069 | Development apparatus including a first developer member made of pure aluminum or an aluminum alloy and a second developer member of stainless steel A development apparatus includes a first base member which bears and conveys a developer and which develops an electrostatic image in a first developing region, a restriction member which restricts a layer thickness of the developer borne by the first basemember, an... | 03/29/2011 |
| 7912411 | Developing roller and imaging apparatus using the same A developing roller includes an ultraviolet-curing type resin layer and using a carbon-based electrically conducting agent for giving an electrical conductivity to the resin layer, as well as an imaging apparatus using the same. The developing roller 1 includ... | 03/22/2011 |
| 7907879 | Development roller, development device, image forming apparatus, and method of manufacturing development roller A development roller includes a base unit having a base recess and a base projection that are formed in a predetermined area of a circumference surface of the base unit, and a surface layer formed on the circumference surface of the base unit and having on the circu... | 03/15/2011 |
| 7907878 | Developing roller and imaging apparatus using the same A developing roller includes an ultraviolet-curing type resin layer and using a carbon-based electrically conducting agent for giving an electrical conductivity to the resin layer, as well as an imaging apparatus using the same. The developing roller 1 includ... | 03/15/2011 |
| 7885585 | Developing roller and image forming method employing the same An objective is to provide a developing roller in which increase of residual potential is inhibited during repetitive operation without deteriorating adhesion to an elastic layer, scattering and leakage of toner are prevented, appropriate elasticity is exhibited and... | 02/08/2011 |
| 7881648 | Positive charge control resin for electrophotographic functional component parts, developing roller, and electrophotographic apparatus To provide a positive charge control resin with which an electrophotographic functional component part coming into contact with a toner can be made chargeable in a polarity reverse to the polarity of the toner, and which has superior dispersibility in, and compatibi... | 02/01/2011 |
| 7869749 | Semiconductive rubber roller A semiconductive rubber roller comprising a toner-transporting portion whose outermost layer is formed essentially of vulcanized rubber containing 0.1 to 30 parts by mass of a phthalocyanine compound for 100 parts by mass of the vulcanized rubber. An electric resist... | 01/11/2011 |
| 7831183 | Electrophotograph developing roller and developing apparatus employing the same A developing roller comprising: a shaft comprising an aluminum alloy; and a coating layer directly formed on a periphery of the shaft, the coating layer comprising a conducting agent and a binder comprising a resin, wherein the aluminum alloy comprises 0.2 to 0.8% b... | 11/09/2010 |
| 7796926 | Developing apparatus and electrophotographic image-forming apparatus A developing apparatus is provided which can suppress a fluctuation in image density in a discontinuous printing mode provided with a pause period. The developing apparatus includes a developer for developing an electrostatic latent image on a photosensitive drum, a... | 09/14/2010 |
| 7747204 | Developing roller, developing assembly, process cartridge and electrophotographic image forming apparatus A developing roller is provided which is soft enough to enable toners to be kept from deteriorating with time and cannot easily cause permanent set. The developing roller includes a mandrel, an elastic-material layer and a cover layer as a surface layer which covers... | 06/29/2010 |
| 7729648 | Developing roller having specific surface layer, developing device provided with the developing roller and image-forming apparatus provided with developing device equipped with the developing roller A developing roller has a surface layer composed of a binder resin having an SP value in the range of 7.5 to 9.0, and roughness-imparting particles made from a resin having an SP value that has a difference from the SP value of the resin of 2 or less in the absolute... | 06/01/2010 |
| 7672626 | Developing roller and image forming method employing the same An objective is to provide a developing roller in which increase of residual potential is inhibited during repetitive operation without deteriorating interlayer adhesion, and prepared is a layer immediately below the surface capable of preventing fog caused by toner... | 03/02/2010 |
| 7627276 | Developing roller, electrophotographic process cartridge, and electrophotographic image forming apparatus A developing roller is provided having a surface that has excellent effect of suppressing exudation of low molecular weight substances from an elastic body, excellent toner release properties, and sufficient flexibility in which cracks do not easily occur even by re... | 12/01/2009 |
| 7603067 | Rubber member and developing roller composed of rubber member A developing roller composed of a rubber member including not less than two vulcanized rubber layers including a surface layer and a base layer. A hardness of the surface layer is set higher than that of the base layer. The hardness of the base layer is set to not m... | 10/13/2009 |
| 7580660 | Developing roller, process for producing developing roller, process cartridge and image forming apparatus A developing roller has a conductive shaft member, a conductive elastic layer formed around the shaft member in a thickness of 0.5 mm to 6.0 mm, and a surface layer. The elastic layer contains carbon black and silicone rubber. The carbon black is in a content of 7% ... | 08/25/2009 |
| 7570905 | Developing roller, developing apparatus using the same, and image forming apparatus A developing roller having an elastic layer on the outer periphery of a mandrel and having a surface layer containing a resin and resin particles on its outer periphery, wherein the surface layer has a convex portion attributable to the resin particles, and has a su... | 08/04/2009 |
| 7565099 | Developing device and image forming apparatus having a toner-particle bearing roller with a helical groove portion A developing device includes a container that contains toner particles that are for developing a latent image borne by an image bearing body, and a toner-particle bearing roller that has a helical groove portion on a surface thereof that is for bearing the toner par... | 07/21/2009 |
| 7555252 | Image forming apparatus that prevents conspicuous unevenness in image density An image forming apparatus includes: an image bearing body that is rotatable about a central axis thereof, and that bears a dot-like latent image, on a surface of the image bearing body, in each of a plurality of divided regions that are arranged in rows along a dir... | 06/30/2009 |
| 7555253 | Semiconductive rubber member and developing roller composed of semiconductive rubber member A developing roller including a semiconductive rubber member having not less than two vulcanized layers including a base layer composed of a vulcanized electro-conductive rubber composition and a surface layer composed of a vulcanized rubber composition. An electric... | 06/30/2009 |
| 7526239 | Development roller A development roller is provided which can ensure a desired surface roughness and roller hardness even when an elastic layer has not sufficient solvent resistance and which can be preferably used for a long period of time without generating any peeling of a coating ... | 04/28/2009 |
| 7505720 | Developing roller and developing method thereof Provided are a developing roller for non-magnetic single component development and a developing method employing the developing, by which toner can be stably conveyed in any external environment, and the stable toner conveyance and charging amount can also be acquir... | 03/17/2009 |
