摘要:
An image forming apparatus includes at least an image bearer; an electrostatic latent image former to form an electrostatic latent image on the image bearer; an image developer to develop the electrostatic latent image with a toner to from a toner image; a first transferer to transfer the toner image from the image bearer onto an intermediate transfer belt; and a cleaner including a cleaning blade having a Martens hardness of from 0.8 to 10.0 N/m2, to clean the intermediate transfer belt while contacting the surface of the intermediate transfer belt. The intermediate transfer belt includes a thermoplastic resin and a conductive resin, and has a surface concentration of oxygen atoms derived from the conductive resin, measured by XPS, of from 1.0% to 3.0% by atom.
摘要翻译:图像形成装置至少包括图像载体; 静电潜像形成装置,用于在图像载体上形成静电潜像; 图像显影剂,用于从调色剂图像显影具有调色剂的静电潜像; 第一转印器,用于将调色剂图像从图像载体转印到中间转印带上; 以及包括具有0.8至10.0N / m 2的马氏硬度的清洁刮板的清洁剂,以在中间转印带的表面接触时清洁中间转印带。 中间转印带包括热塑性树脂和导电树脂,并且由XPS测量的导电树脂衍生的氧原子的表面浓度为1.0-3.0原子%。
摘要:
A developing roller includes a conductive axis body; a conductive elastic layer overlying the conductive axis body; and a toner bearing layer overlying the conductive elastic layer and having a surface dispersed with particles having an average particle diameter of from 11 nm to 40 nm. The rotary torque is from 2.5 N to 3.5 N.
摘要:
An image forming apparatus including a latent image bearing member, a charger, an irradiator, a developing member, a transfer device, and a surface potential equalizer. The transfer device includes an intermediate transfer member comprising a high-resistivity body having a surface resistivity of 1013Ω/□ or more under dark conditions, a primary transfer member that transfers the toner image from the latent image bearing member onto the intermediate transfer member at a primary transfer nip, and a secondary transfer member that transfers the toner image from the intermediate transfer member onto a recording medium at a secondary transfer nip. The surface potential equalizer includes a surface potential equalizing member that equalizes a surface potential of the intermediate transfer member at a predetermined positive or negative potential. The surface potential equalizer is provided on a migration path of the intermediate transfer member from the secondary transfer nip to the primary transfer nip.
摘要:
An intermediate transfer member, including: a layer containing a thermoplastic resin, an electroconductive resin, and electroconductive inorganic particles, wherein the layer has a sea-island structure where discontinuous phases formed from the electroconductive resin are present in a continuous phase formed from the thermoplastic resin, wherein in a cross-sectional surface of the layer perpendicular to a rotation direction of the intermediate transfer member, the discontinuous phases formed from the electroconductive resin each have a cross-sectional shape of an ellipse, and a minor axis b of the ellipse is from 0.5 μm to 5.0 μm, and wherein in the cross-sectional surface of the layer perpendicular to the rotation direction of the intermediate transfer member, a rate α of a total area of the discontinuous phases formed from the electroconductive resin in an area of the cross-sectional surface thereof is from 2.0% to 20.0%.
摘要:
According to one embodiment, a permanent-magnet type electric rotating machine has a stator, a magnetizing coil, a rotor and a case. The stator has an armature coil configured to form a magnetic circuit for driving. The magnetizing coil is configured to form a magnetic circuit for magnetizing. The rotor has a constant magnetized magnet, a rotor core and a variable magnetized magnet. The rotor core holds the constant magnetized magnet. The constant magnetized magnet is arranged closer to the magnetic circuit for driving than the variable magnetized magnet. The variable magnetized magnet is arranged closer to the magnetic circuit for magnetizing than the constant magnetized magnet.
摘要:
An image forming apparatus includes: an image supporting member; a charging member charging the image supporting member; an image forming member forming a latent image on the image supporting member; a developer supporting member developing the latent image on the image supporting member; a transfer member to which the developed image is transferred; a charging bias controller applying a charging bias immediately before a position at which the image is formed on the image supporting member in a printing operation passes the charging member; and a transfer bias controller applying a transfer bias immediately before the position at which the image is formed on the image supporting member in the printing operation reaches a nip portion between the image supporting member and the transfer member.
摘要:
A belt-shaped member for image forming apparatus, satisfying the following relationships: E1≧E2; and H2>H1 wherein E1 represents an elastic modulus of a center of the belt-shaped member in a thrust direction; E2 represents an elastic modulus of an end thereof; H1 is a breaking elongation of the center; and H2 represents a breaking elongation of the end.
摘要:
A radiator and an oil cooler are arranged at a front surface side of a cooling fan in parallel with each other in a flow direction of the cooling air, an intercooler and a condenser are arranged in parallel at a front surface side of the radiator and oil cooler, and a fuel cooler is arranged at a front surface side of the condenser. By arranging respective heat exchangers such that the heat release amount thereof sequentially increases from the upstream side toward the downstream side in the flow direction of the cooling air, each heat exchanger can efficiently release the heat of the fluid to be cooled. By arranging the fuel cooler at the front surface side of the condenser, two heat exchangers of the condenser and the fuel cooler can be accommodated within a range of the thickness dimension of the intercooler.
摘要:
An image forming apparatus includes an exposure mechanism to form a latent image by exposure, a latent-image carrier to hold the latent image, a charging mechanism to charge the latent-image carrier evenly, a development device to develop a latent image on the latent-image carrier into a toner image, a transfer mechanism to transfer the toner image formed on the latent-image carrier onto a transfer material, at least one asperity profile reading mechanism to read an asperity of an entire image area of the transfer material at least in a width direction thereof onto which a toner image is to be transferred, and a control mechanism to adjust a toner adhesion amount of the toner image transferred to the transfer material in accordance with a localized asperity of a surface of the transfer material read by the asperity profile reading mechanism.
摘要:
A development unit includes: an image carrier; a charger that charges the image carrier; an image writing means for forming a latent image on the image carrier; a developer carrier that develops the latent image on the image carrier; and an image write control means for allowing the image writing means to preliminarily expose the image carrier before the position on the image carrier at which an image is to be formed at the time of printing operation is passed through the image writing means.