Class / Patent application number | Description | Number of patent applications / Date published |
347043000 | Color type | 61 |
20080211868 | Head chip unit and method of producing the same, inkjet head, and inkjet printer - Provided area head chip unit capable of discharging a plurality of kinds of ink, down sizing, and of printing by the plurality of kinds of ink. A head chip unit includes a head chip having a substantially plate shape including: a channel extending from one edge side to another edge side to be opened on the another edge side; and an ink chamber formed in an arrangement direction orthogonal to a supply direction for forming the channel and communicating with the channel on the one edge side, the head chip being laminated in multiple. In the head chip unit, the ink chamber of at least one of the head chip includes a supply part formed until a position where the supply part is not overlapped with the channel and the ink chamber of another head chip in a laminating direction of the head chip, the another head chip being laminated on a surface of at least one of the head chip; and the another head chip laminated on the surface of at least one of the head chip including the supply part, includes an ink supply hole which is formed so that the ink supply hole is opened on the one side and penetrates the head chip so as to communicate with the supply part. | 09-04-2008 |
20080225081 | INKJET PRINTING USING PROTECTIVE INK - A method for modifying an input digital image having one or more color channels corresponding to one or more color inks and a protective ink channel corresponding to a substantially clear protective ink, each channel having an (x,y) array of pixel values, to form a modified digital image including computing a first value responsive to corresponding pixel values of the one or more color channels; computing a second value responsive to the corresponding pixel value of the protective ink channel; and modifying the corresponding pixel value of the protective ink channel responsive to the first and second values. | 09-18-2008 |
20080259120 | PRINTING HEAD AND INK JET PRINTING APPARATUS - A printing head, having ejection openings arranged symmetric, is to be suppressed from deteriorating in image quality as caused by the manufacturing errors or problems in mounting accuracy thereof. Specifically, in the case the printing head inclines, for example, by 0.5 degrees at the line connecting between the corresponding ejection openings of ejection opening arrays relative to the scanning direction, deviations occur in the dots formed through the ejection opening arrays with reference to the dot formed through other ejection opening array. However, the deviations can be minimized by arranging adjacently small-ejection opening arrays for cyan and magenta with a spacing reduced between those ejection opening arrays. | 10-23-2008 |
20080266354 | HEAD UNIT, DROPLET EJECTION APPARATUS, METHOD OF MANUFACTURING PANEL FROM BASE, IMAGE DISPLAY APPARATUS AND ELECTRONIC APPARATUS - A head unit includes first to fourth droplet ejection heads. The first and second droplet ejection heads are arranged along a first direction parallel to nozzle arrays so that the nozzles constitute a first consecutive long nozzle array when viewed from a second direction perpendicular to the first direction. Also, the nozzles of the third and fourth droplet ejection heads constitute a second consecutive long nozzle array. In the first to fourth droplet ejection heads the nozzle arrays are arranged side by side in the second direction and the first nozzle array is shifted with a half pitch in the first direction with respect to the second nozzle array when viewed from the second direction. The nozzles of the first and second droplet ejection heads are arranged so as not to overlap with the nozzles of the third and fourth droplet ejection heads when viewed from the second direction. | 10-30-2008 |
20080273055 | PRINTING APPARATUS - For a serial color ink jet printing apparatus that forms an image using a symmetric printing head that ejects large dots and small dots, the configuration of a printing head is provided for suppressing, to the extent possible, a cyclic fluctuation in the main scanning direction. According to the present invention, individual nozzle arrays are arranged so that two nozzle arrays, i.e., a cyan nozzle array c | 11-06-2008 |
20080309715 | METHODS AND APPARATUS FOR DEPOSITING INK ONTO SUBSTRATES - Embodiments of an ink jet printing system include a motion stage adapted to move a substrate having a display object in a printing direction and a first printing assembly mounted over the motion stage including a set of print heads aligned and arranged consecutively in the printing direction such that the display object moves under the print heads sequentially. Embodiments of a method of ink jet printing include moving a substrate under the print heads of printing assembly sequentially in a printing direction, activating alternate ink jetting channels within each print head of the first printing assembly, activating corresponding channels within adjacent print heads in the first printing assembly alternately, and depositing ink in alternating sub-pixels within one or more pixels on the substrate. | 12-18-2008 |
20090002444 | Liquid drop ejection head - A liquid drop ejecting head includes a cavity section which is formed by laminating a plurality of plates including at least first and second manifold plates adjacent to each other in a laminating direction. Each of the first and second manifold plates includes an opening. The openings overlap with each other when viewed in the laminating direction. At least one of the openings includes: a first opening which extends in the first direction and serves as a common liquid chamber; a second opening which is adjacent to the first opening and serves as a supply path; and a partitioning portion disposed between the first opening and the second opening. | 01-01-2009 |
20090051734 | Imaging method and inkjet recording apparatus - An imaging method is disclosed for realizing full color printing using an ink head configured to discharge black ink and a plurality of color inks. The imaging method involves printing a monochrome image portion by printing a plurality of first rasters using black ink and an arbitrary number of the color inks, and printing a second raster in between the first rasters using pseudo black ink that is realized by the remaining number of the color inks. | 02-26-2009 |
20090079790 | INK JET PRINTING APPARATUS AND INK JET PRINTING METHOD - There is provided an ink jet printing apparatus and a printing method capable of reducing unevenness due to a time lag. An ink jet printing apparatus comprise a printing head including a first and a second eject port array. The second eject port array is shorter than said first eject port array in said conveying direction of the printing medium. The first eject port array has a first a second. The first eject port group is disposed parallel to said second eject port array. The second eject port group is not disposed parallel to the second eject port array. In an identical printing area of the printing medium, a printing ratio of the first eject port group is lower than that of the second eject port group. The second ink contains a component that reduces dispersion stability of the first ink. | 03-26-2009 |
20090079791 | PRINTING SYSTEM - A colour printing system comprising a combination of at least four, and preferably six colouring materials, each of a different colour, wherein these colours are selected from
| 03-26-2009 |
20090091599 | INK JET PRINTING APPARATUS AND INK JET PRINTING METHOD - The order of the arrangement of ejection opening arrays of two types of ink overlapping in reciprocating scan is decided as follows. An ejection order is decided so that the case where the fixing areas of a main droplet and a satellite are different (dot area is increased) in the forward and backward scan first occurs. By this configuration, the area of the dot and the portion in which different colors are generated due to the difference in the overlapping order in the reciprocating scan can be reduced, compared with the case where the arrangement order is opposite to the above-described case. As a result, a difference in color between areas for which printing is completed by the reciprocating scanning is reduced and thus color unevenness of a printed image can be reduced. | 04-09-2009 |
20090195601 | INKJET PRINTING METHOD FOR COLORLESS INK - A printing method includes applying at least one of a plurality of pigmented colored inks to a receiving surface. A colorless ink is applied to the receiving surface. A majority of the colorless ink is ejected from of first nozzles on a printhead used for ejecting the colorless ink. At least 30% of an area on the receiving surface, which is passed over by the first nozzles, is covered with the colorless ink during a single pass of the printhead over the area. | 08-06-2009 |
20090195602 | Printing System, Printing Method, and Medium Storing Control Program for the Printing System - Heretofore there has been a case where a monochromatic image having a sufficient power of expression cannot be printed because of a narrow selection range of saturation. According to the present invention, in a predetermined print head, there is adopted a construction wherein the gradation characteristic of a color region capable of being color-reproduced is enhanced while narrowing the color region with use of a cyan color ink of a low saturation, a magenta color ink of a low saturation, a yellow color ink of a high saturation, and a black color ink, and color reproduction is performed. The color tone of the printed monochromatic image can be adjusted minutely with respect to the color components of cyan and magenta. On the other hand, the color region capable of being color-reproduced is wide substantially in the direction of yellow. Therefore, it is possible to ensure a sufficient selection range of saturation and print a monochromatic image of a high image quality having a sufficient power of expression. | 08-06-2009 |
20090195603 | Printer For A Web Substrate - A printer for a web substrate, having a casing, a plurality of printhead tiles arranged adjacent each other, each of the printhead tiles having a printhead integrated circuit formed to dispense fluid, a printed circuit board to facilitate communication with a processor controlling the printing, and fluid inlet ports to receive fluid and, a plurality of fluid channel members within the casing adjacent the printhead tiles, each of the fluid channel members having a plurality of ducts such that each of the ducts are in fluid communication with one of the fluid inlet ports respectively. The fluid channel member is provided with a female end portion and a male end portion complementary to the female portion for fluid communication between the fluid channel members. | 08-06-2009 |
20090315944 | INK JET RECORDING APPARATUS AND INK JET RECORDING HEAD - The present invention reduces image deterioration such as density nonuniformity when recording is performed using a recording head having two ejection orifice rows that eject a predetermined achromatic ink, for example, gray ink. For this purpose, the distance between two ejection orifice rows that eject a predetermined achromatic ink is larger than the distance between two ejection orifice rows that eject a predetermined chromatic ink. | 12-24-2009 |
20100053267 | PRINTING APPARATUS - Provided is a printing apparatus that superposedly forms an image layer representing an image and a specific glossy layer that is different from the image layer on a printing medium, including: a first connection unit that can be connected to a basic color ink container containing three primary color inks of which combination is used for performing color representation; a second connection unit that can be connected to a specific color ink container containing a specific color ink other than the three primary color inks; a reception unit that receives a kind of print available ink; a print head where nozzle columns in which a plurality of nozzles are aligned in a predetermined direction are arrayed in a direction intersecting an alignment direction of the nozzles in the nozzle columns, and at least one of specific color nozzle columns ejecting the specific color ink among the nozzle columns is disposed as an end-portion specific color nozzle column to at least one of end portions of the print head in the array direction of the nozzle columns; and a printing unit that performs printing by moving the print head relative to the printing medium and ejecting the three primary color inks and/or the specific color ink on the printing medium from the nozzle columns, wherein at least the connection unit that can supply the ink to the end-portion specific color nozzle column inside the second connection unit can be connected to a specific gloss agent container containing a specific gloss agent that is used to form the specific glossy layer instead of the specific color ink container, and wherein, when the specific gloss agent container is connected to the second connection unit and the reception unit receives the specific gloss agent as the available ink, the printing unit ejects the specific gloss agent from the end-portion specific color nozzle column to form the specific glossy layer. | 03-04-2010 |
20100110141 | Inkjet Printhead With Matched Number Of Color Channels And Printhead Modules - An inkjet printhead having a plurality of color channels extending longitudinally along a length of the printhead. Each color channel comprises at least one row of nozzles and each nozzle in a same color channel ejects the same colored ink. The printhead has a plurality of printhead modules and the number of color channels is equal to the number of printhead modules. | 05-06-2010 |
20100141707 | IMAGING APPARATUS - An imaging apparatus is disclosed that includes plural heads that are arranged in a main scanning direction, the heads including plural nozzle arrays that are arranged in the main scanning direction and configured to discharge droplets of recording liquids in at least three different colors including a yellow recording liquid. At least two of the nozzle arrays that are configured to discharge the yellow recording liquid are separately arranged in at least two of the heads. At least two of the nozzle arrays that are configured to discharge a first recording liquid of the recording liquids in a first color other than yellow are arranged together in one of the heads. At least two of the nozzle arrays that are configured to discharge a second recording liquid of the recording liquids in a second color other than yellow are arranged together in one of the heads. | 06-10-2010 |
20100149258 | INK JET PRINT HEAD AND PRINTING METHOD AND APPARATUS USING THE SAME - The present invention relates to measures for preventing end deviation that may occur during high-duty printing such as one-pass printing, and in particular, to measures for preventing density unevenness (white stripes) in the case of ink with a low lightness such as black ink. According to the present invention, the amount of black ink ejected through the corresponding ejection ports is set to be larger than that of color ink ejected through the corresponding ejection ports. Two black ink ejection chips each having at least one black ink ejection port row are arranged on the respective sides of a color ink ejection chip. | 06-17-2010 |
20100231646 | PRINTING HEAD AND INK JET PRINTING APPARATUS - A printing head, having ejection openings arranged symmetric, is to be suppressed from deteriorating in image quality as caused by the manufacturing errors or problems in mounting accuracy thereof. Specifically, in the case the printing head inclines, for example, by 0.5 degrees at the line connecting between the corresponding ejection openings of ejection opening arrays relative to the scanning direction, deviations occur in the dots formed through the ejection opening arrays with reference to the dot formed through other ejection opening array. However, the deviations can be minimized by arranging adjacently small-ejection opening arrays for cyan and magenta with a spacing reduced between those ejection opening arrays. | 09-16-2010 |
20100315466 | INKJET PRINTING APPARATUS - An inkjet printing apparatus is provided which can print images with no print quality variations. For this purpose, the fluid viscosity resistances between the print head and the print medium beneath respective nozzle arrays that occur as the print head moves in the forward direction are made equal to those that occur as the print head moves in the backward direction. | 12-16-2010 |
20110018932 | PAGEWIDTH INKJET PRINTER - The pagewidth inkjet printer provides for simultaneous printing across a horizontal portion of a sheet of paper, as opposed to horizontal scanning of a conventional inkjet printer. The pagewidth inkjet printer includes a platen for incrementally translating a page of paper and a controller for selectively driving rotation of the platen. A housing is mounted adjacent to the platen and is fixed with respect thereto. A plurality of print heads are mounted within the housing. Each print head has a plurality of nozzles for selectively ejecting ink, and each nozzle is adapted for ejecting a distinct color of ink. The plurality of nozzles of each print head are aligned in a direction parallel to a direction of translation of the page of paper. The plurality of print heads are arrayed and aligned linearly along a direction orthogonal to the direction of translation of the page of paper. | 01-27-2011 |
20110085006 | Printhead having Mirrored Rows of Print Nozzles - A printhead having at least first and second rows of print nozzles. Each nozzle has first circuitry of a first type arranged asymmetrically to second circuitry of a second type. The respective positions of the first and second circuitry of each nozzle of the first row are arranged mirrored with respect to the first and second circuitry of each nozzle of the second row. | 04-14-2011 |
20110211017 | DECORATIVE PRINTING METHOD - The present invention is used for a printing target having a non-flat surface portion in at least a portion of a printing surface. To form a decorative printing film on the printing surface of a base material, ink droplets of the same color as the color of the printing film are ejected from nozzles of an inkjet printer onto the printing surface. The distance from the nozzles to the printing surface is represented by X (mm). The droplet amount of the ink is represented by Y (pl). When the maximum value of the distance X is greater than 5 mm, the droplets are ejected from the nozzles each by an amount greater than the droplet amount Y represented by the equation: Y=0.9X | 09-01-2011 |
20110228002 | OVERLAP PRINTING - Methods and means for imaging are provided. A sequential application hierarchy of two or more colors is defined. A page-wide print array forms images on a moving media using colored inks. Shingling is performed in accordance with the sequential application hierarchy within the overlap print zones of the page-wide print array. Images formed on the media are visually seamless and of proper hue and color saturation throughout as a result of the present teachings. | 09-22-2011 |
20110292122 | SKEWED NOZZLE ARRAYS ON EJECTION CHIPS FOR MICRO-FLUID APPLICATIONS - A micro-fluid ejection head has multiple ejection chips joined adjacently to create a lengthy array across a media to-be-imaged. The chips have fluid firing elements arranged along skewed fluid vias to enable seamless stitching of fluid ejections. The firing elements are energized to eject fluid and ones are spaced according to colors or fluid types. Overlapping firing elements serve redundancy efforts during imaging for reliable print quality. Variable chips sizes and shapes are disclosed as are relationships between differently colored fluid vias. Skew angles range variously each with noted advantages. Singulating chips from larger wafers provide still further embodiments. | 12-01-2011 |
20110292123 | CHEVRON EJECTION CHIPS FOR MICRO-FLUID APPLICATIONS - A micro-fluid ejection head has multiple ejection chips joined adjacently to create a lengthy array across a media to-be-imaged. The chips have fluid firing elements arranged along multiple fluid vias skewed variously to enable seamless stitching of fluid ejections. The firing elements are energized to eject fluid and individual ones are spaced according to colors or fluid types. Overlapping firing elements serve redundancy efforts during imaging for reliable print quality. Variable chips sizes and shapes, including chevrons, are disclosed as are relationships between differently colored fluid vias. Skew angles range variously each with noted advantages. Singulating chips from larger wafers provide still further embodiments as does increased usage of the wafer. | 12-01-2011 |
20110310178 | INKJET RECORDING APPARATUS AND INKJET RECORDING METHOD - The present invention provides a recording apparatus including recording heads each including a plurality of nozzle arrays that are arranged so as to overlap, wherein overlapping portions of the recording heads for two different colors are separated from each other with a distance therebetween in an array direction of nozzles. | 12-22-2011 |
20120033014 | PRINTING APPARATUS AND PRINTING METHOD - A control section is included which performs a background image pre-printing which enables each ink to be ejected from the upstream side background color nozzle row and the downstream side color nozzle row and can land the color ink after landing the background color ink on the medium in a region concerning the transport direction, and a background image post-printing which enables each ink to be ejected from the upstream side color nozzle row and the downstream side background color nozzle row and can land the background color ink after landing the color ink on the medium in a region concerning the transport direction, the control section performing the printing so as to switch over the background image pre-printing and the background image post-printing on one medium. | 02-09-2012 |
20120044297 | PRINTING APPARATUS AND PRINTING METHOD - A printing apparatus and a printing method are provided by which, when an image is printed by a plurality of printing modes using different printing elements, a plurality of printing elements can have an equalized use frequency to thereby maintain the uniformity of quality of the printed image. In a first multipath printing control, a use rate of a nozzle group that is not used in the first multipath printing control and that is used in a second multipath printing control is higher than that of a nozzle group that is used in the first and second multipath printing controls. | 02-23-2012 |
20120056937 | PRINT APPARATUS AND PRINT METHOD - A print apparatus includes a color ink ejecting portion that ejects color ink and a metal ink ejecting portion that ejects metal ink, and prints an image using both color print data that is created based on color image data indicating a color image and specifies pixels to which the color ink is ejected and pixels to which the color ink is not ejected, and metallic print data that is created based on metallic image data indicating a metallic image and specifies pixels to which the metal ink is ejected and pixels to which the metallic ink is not ejected. When there exists an overlap portion of the color image and the metallic image, the pixels to which the color ink is ejected in the color print data and the pixels to which the metal ink is ejected in the metallic print data do not overlap each other. | 03-08-2012 |
20120062651 | PRINTING APPARATUS - For a serial color ink jet printing apparatus that forms an image using a symmetric printing head that ejects large dots and small dots, the configuration of a printing head is provided for suppressing, to the extent possible, a cyclic fluctuation in the main scanning direction. According to the present invention, individual nozzle arrays are arranged so that two nozzle arrays, i.e., a cyan nozzle array c | 03-15-2012 |
20120081461 | PRINTING DEVICE - A printer provided in which a printing head is relatively scanned in a main scanning direction or a sub-scanning direction with respect to a printing medium to perform printing. The printing head includes a color ink nozzle row in which a plurality of nozzles ejecting a color ink are arranged in the sub-scanning direction, a first white ink nozzle row and a second white nozzle row in which a plurality of nozzles ejecting white ink are arranged in the sub-scanning direction. The second white nozzle row is different from the first white ink nozzle row. The first white ink nozzle row is provided at a position overlapping with the color ink nozzle row in the main scanning direction. The second white ink nozzle row is provided at a position which does not overlap with the color ink nozzle row in the main scanning direction. | 04-05-2012 |
20120086753 | LIQUID EJECTING APPARATUS AND LIQUID EJECTING METHOD - A liquid ejecting apparatus including a group of first nozzle rows composed of a plurality of first nozzle rows and a group of second nozzle rows composed of a plurality of second nozzle rows, both the group of first nozzle rows and the group of second nozzle rows satisfying one of the following requirements (1) through (3): (1) a black nozzle row is included, (2) a yellow nozzle row, a magenta nozzle row and a cyan nozzle row are all included, and (3) the secondary color nozzle row for the secondary color made by mixing any two of yellow, magenta and cyan, and at least one of the nozzle row that ejects liquid of the remaining one of yellow, magenta and cyan and the secondary color nozzle row for the secondary color which includes the remaining one of yellow, magenta and cyan are included. | 04-12-2012 |
20120147094 | LIQUID EJECTING HEAD UNIT AND MANUFACTURING METHOD THEREOF - A sub-carriage includes a first head mounting portion and a second head mounting portion. The second head mounting portion includes at least a portion of constitution members of an adjustment mechanism which adjusts a position of the second head, a first recording head of one side of the same set is fixed in a state of being positioned to the first head mounting portion so that the nozzles are disposed in a defined position, and a second recording head of the other side is fixed to the second head mounting portion in a state where the relative position to the first recording head is defined by the adjustment mechanism based on a landing position in a recording medium of ink ejected from predetermined nozzles of the second recording head with respect to a landing position in a recording medium of ink ejected from predetermined nozzles of the first head. | 06-14-2012 |
20120169810 | PRINTING APPARATUS AND ADJUSTMENT PATTERN PRINTING METHOD - The present invention provides an printing apparatus including a pattern printing unit for causing printing elements in partial regions of first and second printing element arrays to print adjustment patterns on a print medium, the adjustment patterns being for acquiring an amount of printing position shift of the second print head with respect to a printing position of the first print head, an acquisition unit for acquiring an amount of relative inclination between the first and second print element arrays, and a selection unit for selecting positions of the partial regions of the first and second printing element arrays based on the amount of relative inclination between the first and second print element arrays. As a result, consumption of media and ink upon a registration process and the amount of time required for the registration process can be reduced. | 07-05-2012 |
20120176449 | INKJET RECORDING HEAD - Two arrays of ejection openings which eject relatively large amounts of ink are provided for each of different color inks and are disposed at symmetrical positions in the order of colors in a direction corresponding to a record scan. In addition, a single array of ejection openings which eject relatively small amounts of ink is disposed for at least one color ink. Since the symmetrical disposition in the color order of the ejection opening arrays which eject large amounts of ink prevents color unevenness from appearing even when the bidirectional recording is performed. Since the single array is formed of the ejection openings which eject small amount of ink, and which is used for highly precise recording, it is possible to avoid image deterioration due to the shift of dot formed positions, even when the recording head is mounted in an inclined manner attributable to the variation in manufacturing. | 07-12-2012 |
20130033544 | DEVICE AND METHOD FOR PRINTING SURFACES OF MATERIAL PANELS, ESPECIALLY WOOD PANELS, WITH A MULTI-COLOUR IMAGE - A printing device and method for printing surfaces of material panels, especially wood panels, with a multi-color image, including: means for holding a material panel in a oriented position; a printing unit for printing a surface of the material panel, the printing unit comprising a plurality of adjacently arranged printing heads, respectively for a plurality of colors, according to the width of the surface to be printed; means for moving the printing unit along an area of displacement over the surface of the material panel held in place; and means for preventing air turbulences in the area of displacement of the printing unit. Air turbulences in the path of displacement of the printing unit, along the edges of the material panel, are prevented by the passage of air guiding devices. | 02-07-2013 |
20130050339 | REDUCED GLOSS BANDING THROUGH LOW INK VOLUME DEPOSITION PER PRINT PASS - Improved output quality of a printer used in UV curable ink jet printing is achieved by minimizing or eliminating a print artifact referred to as gloss banding or tire tracking. A same or a similar number of nozzles as used in conventional printers is used to achieve a desired throughput, but the nozzles are arranged so that any given square inch of substrate to which ink is being applied receives a lower amount of ink. A longer effective print head is provided by arranging the print heads into a longer array, where the print heads are butted substantially end-to-end. As a result, the net throughput of the printer is the same as that of a conventional printer because the printer uses the same number of print heads, but the amount of ink that is applied to any given square inch is less on a pass. | 02-28-2013 |
20130070024 | PRINTER FOR MINIMIZING ADVERSE MIXING OF HIGH AND LOW LUMINANCE INKS AT NOZZLE FACE OF INKJET PRINTHEAD - An inkjet printer includes an inkjet printhead having a plurality of color planes for ejecting a plurality of different inks. Each color plane has a nozzle row defined in a nozzle face of the printhead and each nozzle in a respective color plane is supplied with a same ink. The printhead is plumbed such that a first color plane ejecting a first ink having a relatively low luminance is sandwiched between second and third color planes ejecting respective second and third inks having a relatively high luminance A plurality of ink reservoirs are in fluid communication with the printhead, the ink reservoirs containing the first, second and third inks. An amount of surfactant in the first ink is at least 0.4 wt % greater than an amount of surfactant in the second and third inks. | 03-21-2013 |
20130106955 | PRINTING APPARATUS AND PRINTING METHOD | 05-02-2013 |
20130120497 | INKJET PRINTHEAD HAVING ROWS OF PRINTHEAD SEGMENTS - An inkjet printhead includes: a first row of longitudinally spaced apart first printhead segments, each first printhead segment having a plurality of nozzle rows configured for ejecting a plurality of different colored inks; and a second row of longitudinally spaced apart second printhead segments, the second row being parallel with the first row, each second printhead segment having a plurality of nozzle rows configured for ejecting a plurality of different colored inks The first and second printhead segments overlap in a media feed direction transverse to the first and second rows so as to provide seamless printing across a width of the printhead. | 05-16-2013 |
20130155149 | PRINTING DEVICE AND PRINTING METHOD - Dots with metallic ink are formed in an arrangement in which an average of distances between dots with the metallic dots is shorter than an average of distances between dots with color ink. The “distance between dots with the color ink” indicates a distance from a color dot to be focused to one color dot at the closest position thereto. The same holds true for the metallic ink. | 06-20-2013 |
20130182042 | PRINT METHOD, PRINT DEVICE, AND PROGRAM - A print device for moving a print head in a scanning direction and printing image data onto a print medium includes a color nozzle row, which is a nozzle row in which nozzles for ejecting P (where P is an integer 2 or higher) types of color ink are arranged side by side in a direction intersecting with the scanning direction, wherein the color nozzle row is constituted of P color nozzle groups, and a black nozzle row, which is a nozzle row in which nozzles for ejecting black ink are arranged side by side in parallel with the direction intersecting with the scanning direction and in parallel with the color nozzle row, wherein the black nozzle row is constituted of P black nozzle groups. | 07-18-2013 |
20130257988 | PRE-TREATMENT COMPOSITION FOR INKJET PRINTING - A coating composition for pre-treating a substrate prior to inkjet printing thereon, and an inkjet receiving medium comprising a substrate and having a topmost layer coated thereon, where the coating composition and topmost layer comprise one or more aqueous-soluble salts of multivalent metal cations, a cationic polyelectrolyte comprising amidine moieties, and one or more second polymer which is distinct from the cationic polyelectrolyte and which is selected from the group consisting of a polyamide-epichlorohydrin, a polyamine solution polymer, and a waterborne or water-dispersible polyurethane. The topmost layer is advantageously at a solid content of from 0.1 to 5 g/m | 10-03-2013 |
20130286095 | PRINT APPARATUS AND PRINT METHOD - A print device is provided with a conveyance unit for conveying a medium in a conveyance direction; a magenta head; a cyan head; a black head; a yellow head; a first light source; a clear head; and a second light source. The first light source is provided downstream in the conveyance direction than the color ink heads; the clear head is provided downstream than the first light source; the second light source is provided downstream than the clear head; and, where the irradiation energy needed for the main curing of the color inks is Pc, the irradiation energy needed for the main curing of the clear ink is Pcl, the irradiation energy of the first light source is P | 10-31-2013 |
20140002546 | NOZZLE ARRAY CONFIGURATION FOR PRINTHEAD DIE | 01-02-2014 |
20140009536 | PRINTING APPARATUS, PRINTING METHOD, PRINTING CONTROL METHOD, AND COMPUTER PROGRAM - A printing head configured to apply white light-blocking ink, specialty gloss ink, and color ink is controlled, and the inks are applied so that the color ink, the specialty gloss ink, and the white light-blocking ink are formed in this order onto a printing medium having light-transmissive properties. When the printing medium is viewed from the surface on which ink has not been formed, a white ink layer is formed behind the color ink layer and the metallic ink layer, and light-blocking properties can be ensured. Because the amount of the metallic ink can be reduced, adequate expression of the color ink can be ensured. | 01-09-2014 |
20140015898 | Printing Apparatus - A printing apparatus includes a first head that forms a first dot group and a second head that forms a second dot group. The first head has a first nozzle row for a first chromatic ink and a second nozzle row for a second chromatic ink. The second head has a third nozzle row for the first chromatic ink and a fourth nozzle row for the second chromatic ink. With respect to at least the first chromatic ink or the second chromatic ink, in a case in which the number of dots that configure dot rows that are lined up in the main scanning direction, is 3500 or more, a rational number, which is expressed using a number of dots included in the first dot group and a number of dots included in the second dot group in the dot rows, is a value other than zero. | 01-16-2014 |
20140022303 | INKJET RECORDING HEAD AND INKJET RECORDING METHOD - The present invention provides a recording apparatus including recording heads each including a plurality of nozzle arrays that are arranged so as to overlap, wherein the width with which the overlapping portions of the recording heads for colors that are simultaneously used with a relatively high frequency overlap in an intersecting direction that intersects an array direction of nozzles is smaller than the width with which the overlapping portions of the recording heads for colors that are simultaneously used with a relatively low frequency overlap in the intersecting direction. | 01-23-2014 |
20140176644 | INKJET PRINTER HAVING PRINTHEAD PLUMBED FOR OPTIMIZED COLOR MIXING - An inkjet printer including an inkjet printhead positioned relative to a media feed direction. The printhead has a plurality of color planes for ejecting different inks, each color plane including a nozzle row defined in a nozzle face of the printhead, and each nozzle in a respective color plane being supplied with a same ink. The printhead is plumbed such that a first color plane positioned furthest upstream with respect to the media feed direction ejects yellow ink and a second color plane neighboring the first color plane ejects black ink. | 06-26-2014 |
20140232788 | INK JET RECORDING METHOD - An ink jet recording method is provided in which an ink jet head having a first nozzle array and a second nozzle array which is arranged along the first nozzle array, in which the distance between the first nozzle array and the second nozzle array is 15 mm or greater and a nozzle density of the first nozzle array and a nozzle density of the second nozzle array are 600 dpi or greater is used, and while varying the relative position of the ink jet head in a direction intersecting an array direction of the first nozzle array and the second nozzle array with respect to a recording medium, an ink composition is adhered to the recording medium by performing a scanning which discharges the ink composition at a frequency of 12 kHz or greater from nozzles in the first nozzle array and the second nozzle array. | 08-21-2014 |
20140247307 | INKJET PRINTING METHOD - A printing method is performed on a plurality of inkjet print heads to which humidified air is supplied to retain the humidity in the print heads. Ink colors for the plurality of heads are arranged in a sequence corresponding to ink characteristics. The plurality of print heads is divided into groups, with one of the groups being subjected to preliminary ejection on a sheet. The other print head group not subjected to preliminary ejection is located in a more upstream area with respect to a conveyance direction of the sheet. | 09-04-2014 |
20140292928 | PRINTING APPARATUS - A printing apparatus includes: a supporting member which supports a medium; a transport device which transports the medium; first to fourth heads which eject first to fourth radiation curable type inks; a first irradiation section; a second irradiation section; a third irradiation section; and a fourth irradiation section which is arranged on the downstream side of the fourth head, in which the radiation rays respectively irradiated from the first irradiation section to the third irradiation section have a peak wavelength of 350 nm to 450 nm, and coloring materials included in the third ink and the fourth ink have higher absorption properties of the radiation rays with the peak wavelength than coloring materials included in the first ink and the second ink. | 10-02-2014 |
20140292929 | PRINTING METHOD AND PRINTING APPARATUS - There is provided a printing method that is performed by using a first nozzle ejecting color ink that is used for printing an image on a medium, a second nozzle ejecting a process solution that is used for processing the surface of the medium. The printing method includes printing an image constituted by color dots on the medium by ejecting the color ink from the first nozzle so as to form the color dots on the medium and forming process dots in areas other than the image on the medium by ejecting the process solution from the second nozzle, transporting the medium in a direction opposite to a transport direction after the color dots and the process dots are formed on the medium, and coating the color dots and the process dots with the process solution after the medium is transported in the direction opposite to the transport direction. | 10-02-2014 |
20140347423 | PRINTING APPARATUS AND PRINTING METHOD - To appropriately perform textile printing by an ink jet method on a media of fabric. A printing apparatus for performing printing of a design represented by a preset target color on a medium of fabric by an ink jet method includes a plurality of the ink jet heads, each of the ink jet heads discharges an ink droplet of each of target color inks which is adjusted to present its corresponding target color on the medium. The printing apparatus performs printing of a design represented by a plurality of the target colors that are different from each other on the medium. Each of the ink jet heads discharges an ink droplet of each of target color inks which is adjusted to present its corresponding target color on the medium. | 11-27-2014 |
20140347424 | INK JET RECORDING APPARATUS AND RECORDED ARTICLE - An ink jet recording apparatus records an image on a recording material by ejecting a first ink composition through at least one first liquid ejecting nozzle having an open end. The ink jet recording apparatus also includes a platen having a surface on which the recording medium is placed. The surface is away from the open end at a distance PG satisfying the relationship 0.5 mm11-27-2014 | |
20150015641 | INK FOR IMPROVING PRINTHEAD LIFETIME - An inkjet ink includes: an ink vehicle; a colorant; and an acetylenic compound having an alkoxylated hydroxyl group, wherein the hydroxyl group is a primary or secondary hydroxyl group and the acetylenic compound is absent a lipophilic group. Printheads having resistive heater elements exposed to such inks have prolonged lifetimes compared to reference inks. | 01-15-2015 |
20150029264 | MULTI-COLOR PRINTER WITH INK PLUMBING FOR OPTIMIZED NOZZLE HYDRATION - A multi-color printer has an array of monochrome fixed inkjet printheads aligned in a media feed direction. The printer includes: a first printhead positioned furthest upstream relative to the media feed direction; a second printhead positioned furthest downstream relative to the media feed direction; and a third printhead positioned between the first and second printheads. Each printhead is supplied with a respective ink from a multi-color ink set, the first printhead being supplied with a lowest luminance ink of the ink set and the third printhead being supplied with a highest luminance ink of the ink set. | 01-29-2015 |
20150062247 | Inkjet Printer - Each of a plurality of head modules of a first inkjet head includes a black nozzle array configured to eject a black ink and a cyan nozzle array configured to eject a cyan ink. A plurality of nozzles of the cyan nozzle array and a plurality of nozzles of the black nozzle array are offset by a half pitch in a main scanning direction. Each of a plurality of head modules of at least one second inkjet head other than the first inkjet head includes a magenta nozzle array configured to eject a magenta ink and a yellow nozzle array configured to eject a yellow ink. | 03-05-2015 |
20160136958 | LIQUID EJECTING HEAD, LIQUID EJECTING HEAD UNIT, LIQUID EJECTING LINE HEAD AND LIQUID EJECTING APPARATUS - A liquid ejecting head including a head main unit having L (L is an integer of 2 or more) nozzle rows parallel to one another in a first direction in which, for each nozzle row, in a case in which one side in a second direction that intersects the first direction at a predetermined angle in a range of 0 degrees to 90 degrees is the first side, the nozzle row furthest to the first side among the L nozzle rows does not have a nozzle positioned at a distance M or more further to the first side in the second direction than the nozzle furthest to the first side of a nozzle row neighboring in the second direction. | 05-19-2016 |