Patent application number | Description | Published |
20100062171 | APPARATUS AND PROCESS FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER - The present invention provides an apparatus for producing an electrophotographic photosensitive member that has a coating machine for dipping plural members to be coated in a coating liquid in a coating bath and then lifting up the coated members to form a coating film on the surface of each of the plural members to be coated and a transport holding member for holding and transporting the members to be coated, and has plural stretching hoods which can individually cover each side of the plural members to be coated and can extend in association with the movement of the plural members to be coated to individually cover each side of the plural members to be coated when the coating machine is lifting up the plural members to be coated, wherein the plural stretching hoods are linked with each other at the lower parts of the hoods. | 03-11-2010 |
20110135340 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE,AND ELECTROPHOTOGRAPHIC APPARATUS - Provided is an electrophotographic photosensitive member having excellent cleaning performance, and a process cartridge and an electrophotographic apparatus, each including the electrophotographic photosensitive member. | 06-09-2011 |
20110200743 | DIP-COATING PROCESS AND METHOD FOR MAKING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER - A dip-coating process includes immersing a member to be coated in a coating solution in a coating vessel and lifting the member to be coated while covering a side surface of the member to be coated with a telescopic sliding hood to form a coating film on a surface of the member to be coated. The telescopic sliding hood includes a plurality of tubular members connected so that their diameters successively decrease upward in a dip-coating direction, and can cover the side surface of the member to be coated by extending in association with the movement of the member to be coated during the lift of the member to be coated. While the member to be coated is being lifted, a downward airflow in the dip-coating direction is generated in a gap between an inner surface of the telescopic sliding hood and the member to be coated to discharge solvent vapor to outside the telescopic sliding hood. | 08-18-2011 |
20120099898 | ELECTROPHOTOGRAPHIC APPARATUS - An electrophotographic apparatus is provided including an electrophotographic photosensitive member which includes a surface protective layer; and an exposure device which irradiates a surface of the electrophotographic photosensitive member with an exposure beam so as to form an electrostatic latent image on the surface of the electrophotographic photosensitive member, wherein the surface protective layer includes a material having no structure to provide charge transporting performance and has a plurality of through holes penetrating from the side of the front surface of the surface protective layer to the side of the charge transport layer, and the thickness of the surface protective layer is from 0.1 μm or more to 1.5 μm or less, and wherein when the surface of the electrophotographic photosensitive member is irradiated with the exposure beam, two or more of the through holes are included in an exposure beam spot. | 04-26-2012 |
20140038099 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE,AND ELECTROPHOTOGRAPHIC APPARATUS - An electrophotographic photosensitive member having excellent cleaning performance, a process cartridge, and an electrophotographic apparatus. | 02-06-2014 |
Patent application number | Description | Published |
20130221560 | PROCESS FOR FORMING UNEVEN STRUCTURE ON SURFACE OF SURFACE LAYER OF CYLINDRICAL ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, AND PROCESS FOR PRODUCING CYLINDRICAL ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER HAVING UNEVEN STRUCTURE FORMED ON SURFACE OF SURFACE LAYER OF SAME - In the case where an uneven structure is formed on the surface of cylindrical electrophotographic photosensitive members, for the purpose of reducing the variation of the uneven structure between the individual cylindrical electrophotographic photosensitive members even when a large number of cylindrical electrophotographic photosensitive members are continuously processed, an insert is inserted into the interior of a cylindrical electrophotographic photosensitive member including a cylindrical substrate and a surface layer, the surface uneven structure of a molding member is transferred to and formed on the surface of the surface layer of the photosensitive member. The insert includes an abutting part having an outer peripheral surface capable of abutting on the inner peripheral surface of the substrate, a connecting part positioned inside of the abutting part in the radical direction and a shaft part positioned inside of the connecting part in the radical direction. | 08-29-2013 |
20130270740 | PROCESS FOR PROCESSING SURFACE OF ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER AND PROCESS FOR PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER - In the cross-section perpendicular to the axis of rotation of the electrophotographic photosensitive member, when an arc which is a line at the intersection of the cross-section with a contacting face (face where the electrophotographic photosensitive member and the molding member contact), is represented by an arc AB, the center of a circle of the cross-section of the electrophotographic photosensitive member is represented by a center O, and the point at the intersection of a straight line via the center O among straight lines of a direction of the pressure contact of the molding member with the arc AB is represented by an intersection C, the uneven structure on the surface of the molding member transfers to the surface of the electrophotographic photosensitive member so that ∠AOC and ∠BOC satisfy the following formulas (1) and (2), respectively: | 10-17-2013 |
20140093281 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS - An electrophotographic photosensitive member in which image deletion is hardly produced, and a process cartridge and electrophotographic apparatus having the electrophotographic photosensitive member are provided. For this, a surface of the electrophotographic photosensitive member includes a plurality of depressed portions and a portion other than the depressed portions, each of the depressed portions having a depth of 0.5 to 5 μm and an opening longest diameter of 20 to 80 μm; when a 500 μm×500 μm square region is disposed in an arbitrary position of the surface of the electrophotographic photosensitive member, the area of the depressed portions in the 500 μm×500 μm square region is from 10000 to 90000 μm | 04-03-2014 |
20150241799 | ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS - Provided is an electrophotographic photosensitive member in which a surface of the electrophotographic photosensitive member has: a plurality of specific depressed portions; and a plurality of specific line grooves formed at portions other than the specific depressed portions, and in which when a square region 500 μm on a side is arranged at an arbitrary position of the surface of the electrophotographic photosensitive member, an area of the plurality of depressed portions in the square region 500 μm on a side is 95,000 μm | 08-27-2015 |
20150286182 | IMAGE FORMING APPARATUS AND ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER - In an image forming apparatus in which an electrostatic image is formed on an electrophotographic photosensitive member using at least a process of a pseudo halftone formed by dots as a method of representing gradation, the electrophotographic photosensitive member is provided on a surface thereof with a plurality of recessed portions of 0.5 μm more and 5 μm or less in depth and 20 μm or more and 80 μm or less in longest diameter of an opening, when a square region of 500 μm×500 μm is arbitrarily extracted on the surface of the electrophotographic photosensitive member, in the square region, a total area of the recessed portions is 10000 μm | 10-08-2015 |
Patent application number | Description | Published |
20140004369 | MULTILAYER COAT AND METHOD FOR PRODUCING THE SAME | 01-02-2014 |
20140011928 | WATER-BASED COATING COMPOSITION - According to a water-based composition characterized by containing a colorant, water, a wetting agent, an amine compound, a hydroxyl group-containing organic solvent and a urethane resin having a polycarbonate group, there is provided a water-based coating composition being capable of easily controlling the gloss of a coating film applied on an object to be coated, having good storage stability, and being excellent in wetting properties to an object to be coated and continuous discharge stability without causing nozzle clogging. | 01-09-2014 |
20150283644 | SEAM WELDING APPARATUS, SEAM WELDING METHOD, ROBOT CONTROL DEVICE, AND ROBOT CONTROL METHOD - The seam welding apparatus includes a pair of rotating electrodes, an electrode supporting frame, a distance measuring means, and a controller. The electrode supporting frame supports the pair of rotating electrodes. The distance measuring means is provided on the electrode supporting frame and measures a distance to an edge of the steel plate. The controller controls the robot to adjust a running direction of the rotating electrodes so that a deviation comes into zero when a distance actually measured by the distance measuring means deviates from a predetermined distance. Thereby, it is accomplished that the seam welding apparatus is downsized as well as uninfluenced by the surface state and/or shape of workpiece (steel plate). | 10-08-2015 |
20150367441 | SEAM-WELDING METHOD AND SYSTEM - Distance to the upper face of workpieces W sandwiched between electrode rollers | 12-24-2015 |
20160045975 | SEAM WELDING METHOD AND SYSTEM - Shifts of a reference point C in a robot coordinate system among three postures of a seam welding apparatus | 02-18-2016 |