MIYAKOSHI PRINTING MACHINERY CO., LTD. Patent applications |
Patent application number | Title | Published |
20160107455 | INK JET RECORDING APPARATUS - Fluttering of paper traveling opposite to and parallel to a nozzle width region of an ink jet head is held down, thereby improving the printing quality. | 04-21-2016 |
20150314586 | PRINTING CYLINDER ASSEMBLY FOR A PRINTING MACHINE - A printing cylinder assembly for a printing machine includes a rotating shaft pivotally supported at one axial end shaft section thereof in a cantilever structure, and a sleeve cylinder removably mounted on the rotating shaft so that the cylinder can be fitted on and extracted from the rotating shaft from the other axial end side of the rotating shaft. The rotating shaft is formed at one axial end side thereof with a sleeve cylinder supporting tapered surface, and the sleeve cylinder is formed at one axial end side of an inner diameter portion thereof with a tapered surface, whereby the tapered surface of the sleeve cylinder can be fitted on and in close contact with the sleeve cylinder supporting tapered surface of the rotating shaft and thereby detachably coupling one axial end portion of the sleeve cylinder with one axial end portion of the rotating shaft. | 11-05-2015 |
20150078798 | LABEL PAPER PROCESSING APPARATUS - A label paper processing apparatus includes a paper supply unit for supplying and feeding label paper, a digital printing unit for printing the label paper, a laser processing unit, and a pair of loop forming unit disposed between the paper supply unit and the digital printing unit, and between the digital printing unit and the laser processing unit, respectively, each forming a loop of the label paper. The laser processing unit is designed to half-cut the printed label paper and to form cutouts of a shape along a printed cutting locus with a laser beam so as to scan and trace the printed cutting locus, thereby facilitating control in half-cutting of the label paper. The loop forming unit is designed to form a loop of the label paper and to hold a length of the loop substantially constant so as to control feeding of the label paper. | 03-19-2015 |
20150043997 | BOOKLET MAKING METHOD AND APPARATUS - A booklet making method includes: cutting a web of paper on one side and on another side into first and second continuous sheets, alternately bonding the first and second continuous sheets widthwise with a setting paste and a throwaway paste to form a double set continuous sheet of paper, and cutting the double set continuous sheet of paper into split double sheets of a selected longitudinal length. A plurality of split double sheets is integrally bound with an integrating paste to form a booklet-like product. Portions of the booklet-like product which are pasted and bonded with the throwaway paste are cut off to provide a plurality of booklets. Thus, by the booklet making method, booklets having an odd number of leaves or pages are formed without waste of paper and with reduced paper jams. | 02-12-2015 |
20140335286 | LABEL PAPER PROCESSING METHOD AND APPARATUS - A label paper processing method includes printing a print image on label paper with a cutting locus along a contour of a shape to be cut out, using a printer in which the label paper is fed to travel intermittently. While the printed label paper is fed to travel continuously, it is half-cut with a laser beam irradiated along the printed cutting locus, thereby forming a half-cutout in the label paper. Operations of control and adjustments of a cutting depth are reduced, and a precisely cut label sheet is obtained without cutting the supporting sheet. | 11-13-2014 |
20140319028 | LABEL SEPARATING APPARATUS - The invention relates to a label separating apparatus in which, of labels formed in rows and columns on a continuous substrate being transported along a line of transport, labels found good and labels found defective upon determination of their quality are transported separately. The invention seeks to ensure that all of a plurality of defective labels possibly extant in any one of the rows can concurrently be transferred without fail selectively onto a different line of transport. | 10-30-2014 |
20140231572 | WINDING APPARATUS - An arm for guiding paper fed along a paper feed path is swingably supported at its base end portion on one side of the winding core. The arm is provided with a free roll, on which the paper is guided to pass onto the winding core. At its free end portion, the arm has a roller rotatably mounted thereon which constitutes a body of rotation contacting with the paper roll so that with the winding core rotated and with the roller pressed against the paper roll the paper may be wound up into the paper roll on the rotating winding core without the occurrence of a paper winding wrinkle, whereby with a distance held constant at all times between the feed roll and the roller along a paper winding path, paper winding without such wrinkling can be achieved to yield a paper roll that is large in its maximum diameter. | 08-21-2014 |
20140130688 | VARIABLE PRINTING MACHINE - A variable printing machine for printing images different in top-bottom length with a plate and a blanket cylinder changed in diameter, is provided in which the plate and blanket cylinders and an impression cylinder can be brought into a proper state of contact with one another. Each of a plate cylinder shaft | 05-15-2014 |
20140123864 | PRINTER CYLINDER ASSEMBLY FOR A PRINTING MACHINE - A printing cylinder assembly for a printing machine having a sleeve cylinder which can be simply coupled to and decoupled from a rotating shaft and which can be exchanged easily. The sleeve cylinder is mounted to fit on the rotating shaft so that it can be fitted on, and be extracted from, the rotating shaft, constituting a printing cylinder. The rotating shaft is provided with a cam shaft and a coupling member that constitutes a coupling mechanism. In a coupling and a decoupling state which the coupling mechanism comes into, rotations of the cam shaft cause the coupling member to couple and decouple the sleeve cylinder to and from the rotating shaft when the coupling member is diametrically urged against, and parted from, the inner diametric surface of the sleeve cylinder, respectively. | 05-08-2014 |
20140044469 | PAPER CONVEYING APPARATUS IN A PRINTING MACHINE - In a printing machine, it is enabled to prevent continuous paper from being broken when the continuous paper is initially fed through a path of its conveyance. | 02-13-2014 |
20140041808 | LABEL PAPER WASTE REMOVING METHOD AND APPARATUS - A waste removing method capable of easily carrying out a waste removing operation to peel a label sheet waste off a base sheet. A label sheet | 02-13-2014 |
20140031189 | METHOD OF HALF-CUT CUTOUT PROCESSING OF LABEL PAPER - A method of half-cut cutout processing of label paper | 01-30-2014 |
20130294790 | APPARATUS FOR DETECTING A TONER DENSITY OF A LIQUID DEVELOPER - A deaerator and a density detector are provided in a liquid developer circulating path through which the liquid developer in a main tank is circulated, wherein the deaerator includes a bundle of hollow fibers each forming a hollow fiber membrane whose inside is depressurized and over whose outer peripheral surface the liquid developer is forced to flow under pressure, thereby sufficiently removing dissolved air in the liquid developer, and a toner density of the liquid developer is detected when the liquid developer of which dissolved air is sufficiently removed is passed through the density detector utilizing ultrasonic waves, making it possible to detect the toner density with a high degree of precision. | 11-07-2013 |
20130155131 | DIGITAL PRINTING METHOD AND AN APPARATUS THEREFOR - A digital printing method includes printing timing marks for each of images; in reprinting after printing is temporarily suspended, feeding a web of paper to travel backwards so that a plurality of images and timing marks printed thereon before printing is temporarily suspended move towards upstream of a digital printer and thereafter feeding the web of paper to travel forwards again, and counting by mark sensors, upstream of the digital printer, the number of such timing marks moving in each of the backward feed and forward re-feed of the web of paper; and when the number of counts of the timing marks counted in the forward re-feed coincides with the number of counts of the timing marks counted in the backward feed, reinitiating to print consecutive images from a position following an image last printed before printing is temporarily suspended. | 06-20-2013 |
20130101325 | FIXING APPARATUS FOR A SHEET-FED ELECTROPHOTOGRAPHIC PRINTER - A fixing apparatus includes a fixing drum having a heating heater internally equipped therein, the fixing drum positioned spaced part and downstream from a sheet delivery site at a downstream-most side of printing units and is adapted to rotate at a peripheral speed identical to a speed of travel of the sheet of paper. A first sprocket is positioned adjoining the sheet delivery site at the downstream-most side of the printing units, and a second sprocket is positioned coaxially with the fixing drum and being adapted to rotate integrally with the fixing drum. A conveyer chain having a gripper is wound around and engaging with the first and second sprockets to wind and convey a sheet of paper on a peripheral surface of the fixing drum upon gripping in turn with the gripper the sheet of paper traveling from the sheet delivery site at the downstream-most side. | 04-25-2013 |
20130061770 | DIGITAL SHEET-FED PRINTING METHOD - A digital sheet-fed printing method includes providing one cycle of printing to print on a series of sheets of paper whose number is equal to the least common multiple of respective numbers of allocated positions; producing a reference signal on the basis of which an image in each color is printed on the sheet of paper; detecting with an image detection sensor means a mutual out of register between images in different colors printed on each sheet of paper in the series, furnishing the printing control means with a detection signal for each sheet of paper from the image detection sensor, and correcting the timing at which each image is printed on each sheet of paper in one cycle of printing so that timings to print the images in different colors on each sheet of paper coincide with one another; and printing images in the different colors. | 03-14-2013 |
20120249652 | Duplex Printing Apparatus - A duplex printing apparatus designed and adapted to efficiently print on both surfaces of a web of paper using a single digital printer. | 10-04-2012 |
20120242735 | Digital Printing Method and a System Therefor - Images, one per page, are printed by a digital printer consecutively on a web of paper fed to travel forward. A timing mark is printed for each image. In case printing is temporarily halted, the web of paper is first fed backward, and then it is fed forward again. The number of timing marks in each of the backward feed and forward feed of the web of paper are counted. When the number of counts of the timing marks counted in the forward feed coincides with the number of counts of the timing marks counted earlier in the backward feed, printing of consecutive images is reinitiated from a position immediately following an image last printed before printing was temporarily halted. | 09-27-2012 |
20120195666 | Electrophotographic Apparatus - An electrophotographic apparatus that can effect favorable transfer of a toner image onto a medium under a nip pressure between a transfer roller and a backup roller and a potential difference between the transfer and backup rollers even if the medium has a high insulating property, such as due to its being thick. | 08-02-2012 |
20120195659 | Sheet-Fed Duplex and Sheet-Fed Duplex Multi-Color Printers - A sheet-fed duplex and a sheet-fed duplex multi-color printer which is compact, using an electrophotographic printing system. For a long image to be printed on both faces of a sheet of paper, the printer enables producing printed matter at high efficiency and high precision, and yet when printing front and rear faces of a sheet of paper in succession the printer is able to prevent a printing face of the sheet of paper printed on upstream in its conveyance direction from becoming soiled by toner transferred from a printing face of the sheet of paper printed on downstream in its conveyance direction. | 08-02-2012 |
20120128395 | Sheet-Fed Duplex and Sheet-Fed Duplex Multi-Color Printers - A sheet-fed duplex printer comprises a pair of impression cylinders | 05-24-2012 |
20120038706 | Line Head Wiping Method - A method of wiping a line blade with a blade is disclosed that prevents premature wear and break of the blade and preserving its elastic deformation from soiling the environment. Accordingly, in the method of wiping the line head | 02-16-2012 |
20120007915 | Discharge Ink Collecting Apparatus - It is sought to have a cap member sized to cover the entire lower surface of an ink jet head having numbers of nozzle heads, to improve intimacy of contact of the cap member with a carriage of the ink jet head, to obtain an enhanced airtightness between them and to enable the cap member to be manufactured roughly and at low cost. | 01-12-2012 |
20110314688 | DRUM-TYPE DRYING DEVICE - A drum-type drying device according to the invention includes a cylindrical drum section that is rotatably supported and rotated by winding a base material on the drum section, engaging portions that are disposed in an inner cavity of the drum section, and a heating section that includes engaged portions detachably engaged with the engaging portions. | 12-29-2011 |
20110274466 | WET TYPE DEVELOPING APPARATUS - A wet type developing apparatus comprises a set charger positioned opposite to a surface of the developing roller, a liquid developer applying means disposed at one of a position is opposite to a surface of the developing roller and a position opposite to a surface of the cleaning roller, a first cleaning blade disposed in contact with a surface of the cleaning roller downstream the area of rotational contact of the cleaning roller with the developing roller in the rotation direction of the cleaning roller and a second cleaning blade disposed in contact with a surface of the developing roller downstream of the area of rotational contact of the cleaning roller with the developing roller in the rotation direction of the developing roller. | 11-10-2011 |
20110249990 | WET TYPE DEVELOPING APPARATUS AND WET TYPE DEVELOPING METHOD - A wet type developing apparatus is provided which allows printing in a quality that is stable at an increased printing speed and also with changes in physical property of a liquid developer. The wet type developing apparatus to this end includes a liquid developer feed pathway which comprises a developing roller | 10-13-2011 |
20110199452 | METHOD AND APPARATUS FOR CORRECTING PRINT IMAGES IN AN ELECTROPHOTOGRAPHIC PRINTER - A method of correcting print images in an electrophotographic printer wherein an image formed by a print head ( | 08-18-2011 |
20110181662 | INK JET PRINTER - In an ink jet printer having a plural number of line heads arranged in a paper printing direction, it is sought to render the printing density high in the nozzle row direction without the need to exchange the line heads. | 07-28-2011 |
20110181658 | INK JET RECORDING APPARATUS - Fluttering of paper traveling opposite to and parallel to a nozzle width region of an ink jet head is held down, thereby improving the printing quality. | 07-28-2011 |
20110129319 | APPARATUS FOR MAKING A BOOKLET-LIKE PRODUCT - An apparatus for making a booklet-like product comprises a paper feeding part; a superposing part for superposing a plurality of continuous webs of paper fed to travel from the paper feeding part, whereby a layered continuous sheet of paper is prepared; a cutting part for cutting the layered continuous sheet into successive separate layered sheets of paper; a conveyance passage; and a stacking and ejection part for causing the separate layered sheets traveling along the conveyance passage to be piled every predetermined number thereof and to be ejected in the form of piles of sheets, each to form the booklet-like product. The superposing part is provided with a paste nozzle for applying paste to one of two adjacent such continuous webs of paper on its one side and a further paste nozzle for applying paste to the upper surface of the layered continuous sheet. | 06-02-2011 |
20110026991 | ELECTROPHOTOGRAPHIC PRINTER - An electrophotographic printer is configured such that an infrared heater is installed at a position between a plurality of electrophotographic print units installed in of the flow direction of a recording material, and a part (an inter-unit extension part) situated between print units of the recording material is irradiated with infrared light from the infrared heater to perform a partial evaporative removal of a carrier liquid of the recording material and a partial fixing of a toner. | 02-03-2011 |
20110013942 | Wet Type Developing Apparatus - A wet type developing apparatus in which a liquid developer is fed onto a developing roller from a liquid developer supply roller immersed in the developing liquid within a liquid developer tank and an electrostatic latent image formed on a photoconductor drum is developed into a toner image by said developing roller is improved to enable the liquid developer to be kept fed at an appropriate amount of feed from the liquid developer supply roller onto the developing roller without air residual in the surface region of the liquid developer supply roller. The improvement comprises a partition plate disposed generally under the liquid developer supply roller within the liquid developer tank for partitioning the liquid developer tank into two in the direction of rotation of the liquid developer supply roller, the partition plate having its upper end juxtaposed with a peripheral surface of the liquid developer supply roller over its total axial length across a gap spacing between 0.05 and 0.5 mm. | 01-20-2011 |
20100284709 | Wet Type Electrophotographic Printer - To remove a surplus carrier liquid after development on the surface of a photoconductor drum to obtain homogeneous printed images without being affected by an error in rotational accuracy of such as a carrier liquid removing roller, there is provided a wet type electrophotographic printer in which the carrier liquid removing roller | 11-11-2010 |
20100196055 | WET TYPE DEVELOPING APPARATUS - A wet type developing apparatus is disclosed which can eliminate the need to provide a separately built cleansing unit and, moreover, makes it unnecessary to dismount a developer supply unit for its cleansing operation and to perform its subsequent re-mounting operation. | 08-05-2010 |
20100194821 | INK JET RECORDING APPARATUS - An ink jet recording apparatus in which a head supporting plate having a line head mounted thereon which comprises a plurality of short heads staggered is attached to a carriage whereby recording is performed by ink jet printing with the line head on a recording medium positioned beneath the carriage is rendered capable of using ordinary short heads. | 08-05-2010 |
20100194814 | INK JET RECORDING APPARATUS - An ink jet recording apparatus in which a fabric as a recording medium is intermittently conveyed in an ink jet recording section is capable of printing an image on the fabric with precision and at high quality. The ink jet recording section of serial printing type includes a conveyer for intermittently conveying the fabric. Printing on the fabric intermittently conveyed in the ink jet recording section, the fabric printing ink jet recording apparatus with the conveyer intermittently conveying the fabric while it is temporarily stuck on the conveyer, includes: a feed roll for continuously feeding the fabric onto an upstream end of the conveyer, and a dancer roll unit, the feed roll and dancer roll unit being disposed upstream of the ink jet recording section in order from upstream in the traveling direction of the fabric; and a drying section, and a traction roll for continuously pulling the fabric from a downstream end of the conveyer for unsticking the fabric from the latter, the drying section and traction roll unit being disposed downstream of the ink jet recording section in order from upstream in the traveling direction of the fabric. | 08-05-2010 |
20100124431 | ELECTROPHOTOGRAPHIC PRINTER - To meet with the requirement for high-speed printing with continuous paper used as its recording medium and to better clean a transfer roller surface in high-speed production as well, an electrophotographic printer is provided comprising: a carrier liquid supply unit | 05-20-2010 |
20100086336 | TONER FIXING APPARATUS AND ELECTROPHOTOGRAPHIC PRINTING DEVICE - A toner fixing apparatus characterized by provision of a provisional fixing portion provided with a provisional fixing component having an infrared heater irradiating infrared radiation onto a printed surface of the web and a main fixing portion provided downstream in the web flow in the provisional fixing portion and nipping the web with heat rollers performing a main fixing operation or having a plurality of main fixing units. According to this invention, a toner fixing apparatus and an electrophotographic printing device including the toner fixing apparatus are provided which display excellent fixing properties during multicolor image formation, excellent heating efficiency and excellent economy with respect to installation space. | 04-08-2010 |
20100077554 | TEXTILE PRINTING METHOD AND APPARATUS - To enable fabric of any length to be continuously printed without causing a textile printing unit to cease its operation, a textile printing method is provided in which fabric is conveyed by a conveyer belt and passed through a printing section to print on the fabric, the printing section having a textile printing ink jet printer disposed opposite the conveyer belt, wherein the printing section is continuously supplied with the fabric comprising a plurality of successive sheets of fabric, each sheet having a given length, such a sheet of fabric for supply into the printing section having a terminal end tied with a starting end of a sheet of a fabric for continuous succeeding supply in the state that the terminal and starting ends are in contact with each other. | 04-01-2010 |
20090208231 | ELECTRONIC PHOTOGRAPH PRINTER - A electronic photograph printer includes a density-measurement section and a density controller section. The density-measurement section includes a density sensor | 08-20-2009 |
20090185841 | TONER-FIXER APPARATUS AND ELECTRONIC PHOTOGRAPH PRINTER - A toner-fixer apparatus | 07-23-2009 |
20090175642 | TONER SUPPLIER APPARATUS - A toner supplier apparatus | 07-09-2009 |
20090169278 | Photoconductor Drum Cleaning Apparatus in an Electrophotographic Printer - A photoconductor drum cleaning apparatus in an electrophotographic printer is disclosed which is simple in makeup, which allows a wiping roll to be rotated to follow rotation of the photoconductor drum is rotated and to be serviced for a prolonged life and is capable of performing an improved cleaning operation. To this end, the photoconductor drum | 07-02-2009 |
20090169271 | ELECTRONIC PHOTOGRAPH PRINTER - An electronic photograph printer is provided for elastically biasing the developer apparatus having the photosensitive drum by the pressing mechanism and for pressing the developer roll onto the photosensitive drum. In this configuration, quality in the developed image can be ensured by the trackable movement of the developer roll relative to the photosensitive drum in the electronic photograph printer. In addition, adjustable range for positioning the developer roll and operability and maintainability within the developer apparatus can be achieved. | 07-02-2009 |
20090169254 | ELECTROPHOTOGRAPHIC PRINTER - An electrophotographic printer in which a photoconductor drum and a transfer drum can be supported in a simple component construction and in the makeup free from misalignment and development of thrust load. To this end, an electrophotographic printer comprising a photoconductor drum ( | 07-02-2009 |
20090169238 | Electrophotographic Printer - An electrophotographic printer is provided which can be cleaned so as to meet the requirement for high speed printing on a continuous web of paper as the printing medium and to make minimum the amount of toner that remains on the surface of a rotating transfer roller even in high-speed production. | 07-02-2009 |