Class / Patent application number | Description | Number of patent applications / Date published |
399363000 | Original and copy | 42 |
20080219731 | Photocopier - A photocopier apparatus includes a scanning module configured to scan an original document; a printing module configured to print a copy of the original document using output from the scanning module; and a media feed path configured to transport the original document and the copy to a single output receptacle. | 09-11-2008 |
20090060605 | BELT DEVICE AND IMAGE-FORMING APPARATUS - A belt device for use in an image forming apparatus includes two side frames supported by two slide rails disposed at the body of the image forming apparatus on the outside of the outer periphery of the belt member, a rear frame constructed between two sub-frames and having a box-shaped structure, a front frame having a smaller projecting surface than the inner periphery of the belt member as viewed from the front, a support frame that cantilever-supports the front frame with respect to the rear frame, and triangular reinforcing frames constructed across the side frames and the rear frame. | 03-05-2009 |
20110064497 | Image forming apparatus - An image forming apparatus including an image forming unit to form an image on a sheet, disposed in an upper portion of the image forming apparatus; at least upper and lower sheet roll supporters provided one above the other below the image forming unit to support a sheet roll, the lower sheet roll supporter offset proximally toward a front surface of the image forming apparatus from the upper sheet roll supporter; and multiple openings provided in the front surface of the image forming apparatus for the at least upper and lower sheet roll supporters through which the sheet roll is set to the at least upper and lower sheet roll supporters, an upper edge of the opening for the upper sheet roll supporter having a sloped portion tilting downward from the front surface to the back of the image forming apparatus. | 03-17-2011 |
20110206434 | IMAGE FORMING DEVICE, DOCUMENT PROCESSING METHOD, AND RECORDING MEDIUM - An image forming device includes a controller, a printer, first and second sheet feeding parts, and a document sheet ejection part. The controller includes an image acquiring unit which acquires image data, a document transport control unit which controls transporting of document sheets in the first sheet feeding part so that the document sheets are sequentially fed from the first sheet feeding part and delivered to the document sheet ejection part, and a print control unit. When one of the document sheets associated with a specified page is fed from the first sheet feeding part, the print control unit controls the document transport control unit so that a sheet is fed from the second sheet feeding part to the printer, and the printing control unit causing the printer to print the image data on the sheet and deliver the printed sheet to the document sheet ejection part. | 08-25-2011 |
399364000 | Duplex | 38 |
20080199235 | Method of producing a double-sided printed material and double-sided printing apparatus - When first print information is input, a print length thereof is calculated so as to calculate a length of a double-sided printed material | 08-21-2008 |
20080213014 | METHOD OF PRINTING WITH A DUPLEXED PRINTHEAD PRINT ASSEMBLY - A method of printing with a duplexed printhead print assembly having first and second print engines arranged in an opposing in-line sequential configuration along a paper path. The method includes the steps of pushing a top sheet of paper from a paper tray of the print assembly past a paper sensor of the first print engine of the printhead, drawing said sheet into the first print engine, and sensing a position and size of the sheet using the paper sensor. The method also includes the steps of printing image data onto the sheet via the first and second print engines, and binding the printed sheet into a document using a binding assembly of the print assembly. | 09-04-2008 |
20090060606 | Controlled fold document delivery - There is provided a method to image a dual-sided thermal media including a plurality of contiguous, alternating first and second thermally imageable panels distinguished by one or more associated sense marks, each of the imageable panels including a first and second imageable sides. The method includes determining a starting panel of the alternating first and second thermally imageable panels of the thermal media on which to start imaging one or more received pages of data, determining a starting side of the first and second imageable sides of the starting panel according to number of the one or more received pages of data, advancing the thermal media to the starting panel using at least one of the of the one or more associated sense marks, and imaging the thermal media with the one or more received pages of data starting at the determined starting side of the advanced to determined panel. There are also provided a dual-sided direct thermal printer to image the dual-sided thermal media and the dual-sided thermal media for dual-sided imaging. | 03-05-2009 |
20090080955 | Content-changing document and method of producing same - Sheet print media are printed/marked with both transient and permanent marking which may be juxtaposed or the transient marking overprinted to change the meaning or message of text on the appearance of an image over time. Applications include advertising and labels for articles of commerce. The method applies to plain paper or coated print media for subsequent ultraviolet radiation. | 03-26-2009 |
20090148209 | DOUBLE-SIDED RECORDING APPARATUS - A double-sided image forming apparatus includes a line-recording front-side image forming apparatus and a line-recording rear-side image forming apparatus which are arranged in a transportation direction of a recording medium, in which each of the front-side image forming apparatus and the rear-side image forming apparatus includes a drum, a roller having a smaller diameter than the drum, an endless belt wound around the drum and the roller, a driving power source which transports the belt by rotating the drum, and a line-recording recording unit placed to face an outer circumferential surface of the drum so as to be able to perform recording with respect to the recording medium which is laid on the outer circumferential surface of some portion of the belt which is wound around the drum. | 06-11-2009 |
20090185844 | DOUBLE-SIDED IMAGE FORMING APPARATUS AND METHOD - A double-sided image forming apparatus includes front-side and rear-side image forming units arranged in the transporting direction in which a recording medium is transported. Each of the image forming units includes an endless belt that transports the recording medium and a recording section that records on the recording medium. The belt transfers the recording medium from one of the adjacent front-side or rear-side image forming units to the other image forming unit such that part of the recording medium is transported onto part of the belt of the other image forming unit. The recording section of each image forming unit is configured to perform recording in a single color. The image forming units are arranged so that the front and rear sides are alternately subjected to recording on a color-by-color basis in the order of the front side, the rear side, the front side, and the rear side. | 07-23-2009 |
20090196667 | Printing System for Printing Banner Media And Method Thereof - A printing system for duplex printing of a banner media is disclosed. The printing system includes a drive roll, a pair of nipping rolls abuttingly coupled to the drive roll forming a first nip and a second nip with the drive roll, a media path including a printing region and a duplex region, and a diverter disposed in the media path and coupled to the drive roll. A first side of the banner media is printed in the printing region and exited partially from the first nip. Further, the partially exited banner media is re-fed into the duplex region and transferred to the printing region to print the second side of the banner media and exited from the second nip. The duplex region is capable of receiving the banner media from the first nip and the printing region is capable of exiting the banner media from the second nip simultaneously. | 08-06-2009 |
20090220289 | HIGH SPEED DUPLEX PRINTER - Apparatus and a method is disclosed for duplex printing of a document or a book block in which two printers operating in a simplex printing mode are used on both faces of a plurality of sheets forming a document or book block. The first printer prints an image on a first side or face of a sheet, where a number of sheets are stored in an queue between the first and second printers such that as sheets are printed by the first printer, they are delivered in sequence to the queue, where sheets are fed from the queue to the second printer without the first printer having to delay printing until the second printer is ready for the next sheet, and where the second printer may have a sheet delivered to it without the second printer having to await for the first printer to print a sheet thereby to allow both the first and the second printers to print at substantially their maximum simplex printing speeds. | 09-03-2009 |
20090297240 | PRINT ENGINE PRODUCTIVITY MODULE INVERTER - A productivity module for increasing duplex throughput of a first print engine is disclosed. The productivity module has a second print engine, a controller, and an inverter. The controller is configured to receive one or more timing signals from the first print engine and synchronize timing of the second print engine with the first print engine based at least in part on the timing signals received from the first print engine. The inverter has an input paper path having an entrance configured to accept one or more receiver sheets from the first print engine; an output paper path having an exit configured to supply the one or more receiver sheets to the second print engine; and an inversion paper path having an entrance coupled to an exit of the input paper path and an exit coupled to an entrance of the output paper path. | 12-03-2009 |
20090311018 | DUPLEX PRINTING APPARATUS - A duplex printing apparatus is equipped with: a first printing section for printing on first sides of sheets; a storage section for storing a plurality of the sheets, the first sides of which have been printed on; a second printing section for printing on second sides of the sheets; a first conveying section for sequentially conveying the sheets, the first sides of which have been printed on, to the storage section; and a second conveying second for sequentially conveying the plurality of sheets which are stored at the storage section to the second printing section. The storage section is equipped with a holding mechanism that holds the plurality of sheets, the first sides of which have been printed on, in an overlapped state with predetermined intervals therebetween. | 12-17-2009 |
20090311019 | FACE-TO-FACE PRINTING WITHIN BOOKLET - Method for printing pages within a booklet to improve the appearance of images on opposing pages includes sequencing images such that opposing pages are printed with the same print engine and/or fused the same number of times. Booklets include opposing pages having images fused the same number of times and/or printed with the same print engine as the image on the opposing page. | 12-17-2009 |
20100092224 | Simultaneous Duplex Digital Printer - A duplex printer includes a pair of print engines, each print engine comprising at least one printhead and one transfer roller for receiving ink ejected from the at least one printhead; a pair of print media trays provided upstream and downstream of the pair of print engines, each print media tray comprising a movable platen for supporting a stack of print media and a motorized mechanism for moving the platen; and a print media feed arrangement for feeding print media from one of the pair of print media trays to the other of the pair of print media trays along a print media feed path. The transfer rollers of the pair of print engines are provided opposite each other with respect to the print media feed path. | 04-15-2010 |
20100092225 | Duplex Printer With Internal Hard Drive - A duplex color printer includes a body defining a plurality of docking bays for receiving color ink cartridges; a pair of print engines mounted within the body in an opposed manner to define a print media feed path therebetween, each print engine comprising at least one printhead coupled in fluid communication with the color ink cartridges; a pair of print media trays mounted on either side of the body for respectively containing print media; a print media feed arrangement configured to feed print media from one of the trays, along the print media path during a printing operation carried out by the print engines and into the other one of the trays; and an internal hard drive for storing page description language (PDL) files and rasterized page images. | 04-15-2010 |
20100158591 | Printing Apparatus and Printer Driver - A printing apparatus that is capable of performing two-sided printing, includes: a sheet determining unit that determines whether a sheet size that has been instructed is smaller than a predetermined standard; a one-sided/two-sided determining unit that determines whether one-sided printing or two-sided printing has been instructed; and a printing/feeding control unit that, in a case where the sheet determining unit has determined that the sheet size is smaller than the predetermined standard and the one-sided/two-sided determining unit has determined that two-sided printing has been instructed, selects short-edge feeding for performing feeding of a sheet having an orientation in which short edges of the sheet are perpendicular to a feeding direction in the printing apparatus and performs printing on the sheet. | 06-24-2010 |
20100196069 | MULTI-COLOR PRINTING SYSTEM AND METHOD FOR HIGH TONER PILE HEIGHT PRINTING - Methods are presented in which one or more pages of a print job are segmented into two or more parts, with the first part being transferred and affixed to the printed medium prior to transferring and affixing the second part, in order to facilitate high TMA (pile height) printing while mitigating adverse retransfer, blur, fusing, and hollow character effects. | 08-05-2010 |
20100209159 | DUPLEX PRINTING APPARATUS - A duplex printing apparatus includes a paper input tray, a first paper ejecting tray, a second paper ejecting tray, multiple additional roller assemblies, a first paper feeding channel, a second paper feeding channel, a laser printing module, an inkjet printing module, a first paper pick-up roller, a second paper pick-up roller assembly, and a controlling circuit. The first paper ejecting tray and the second paper pick-up roller assembly are arranged between the laser printing module and the inkjet printing module. Since a buffering zone is created to prevent interference between the laser printing operation and the inkjet printing operation, the possibility of causing bent or wrinkled papers from differential moving speeds is largely reduced. | 08-19-2010 |
20100247193 | PRINTING APPARATUS - A printing apparatus for performing a printing operation includes an image forming portion for forming an image on a surface of a sheet according to image data; a discharge portion for discharging the sheet with the image formed thereon with the image forming portion; a reverse transportation unit for returning the sheet discharged with the discharge portion into the printing apparatus to reverse the sheet, so that another image is formed on another surface of the sheet according to image data; a detection unit for detecting the sheet discharged with the discharge portion when the sheet is pulled out before the reverse transportation unit returns the sheet; and a control unit for controlling the image forming portion to form the image on another sheet according to the image data when the detection unit detects that the sheet is pulled out. | 09-30-2010 |
20100296850 | SHEET INVERTER ADJUSTMENT IN A DUPLEX PRINTER - A method and related apparatus for inverting receivers in a plurality of physically coupled print engines by using an inverter such that one or more images are digitally printed on designated receiver sheets whereby all receiver sheets that can be inverted are inverted and those that cannot be inverted are not inverted. A skip frame is added to the first print engine preceding each noninvertible receiver sheets. | 11-25-2010 |
20100303528 | IMAGE FORMING APPARATUS AND DRIVER - An image forming apparatus and a driver for the image forming apparatus are provided. The image forming apparatus includes: a first communication section configured to receive print data; a printing section configured to perform a duplex printing including printing N sheets on first sides thereof and subsequently printing M sheets on second sides thereof, wherein M is equal to or smaller than N; a setting section configured to set the value of N; and a control section configured to control the printing section to perform the duplex printing in accordance with the value of N set by the setting section. The value of N may be set based on a communication speed of the print data when acquired by the acquisition section. | 12-02-2010 |
20100329756 | DUPLEX WEB PRINTER SYSTEM REGISTRATION TECHNIQUE - A system and method for achieving registering of side | 12-30-2010 |
20110002721 | PRINTING DEVICE - In a printing device, the conveying mechanism has a first path from a accommodating unit to the printing position and a second path that conveys the sheet that has once passed through the printing position to the printing position in an inverted state. The controller controls the conveying mechanism to perform an automatic duplex print. Printing on the one side is executed by using the first path and printing on the another side is executed by using the second path. The another side printing error disables printing of an image, by using the second path, on the another side of the sheet, whose one side has already been printed. When the another side printing error occurs, the controller controls the conveying mechanism to convey, through the first path, a sheet and controlling the printing unit to print the image on the sheet based on the set of image data to be printed on the another side. | 01-06-2011 |
20110058871 | IMAGE FORMING APPARATUS - An image forming apparatus includes an image forming unit configured to form an image onto each sheet, an ejection unit on which the sheet is ejected, a sorting unit configured to sort the sheets ejected on the ejection unit into subsets, and a control unit configured to, when executing a mode for forming images on first sides of the sheets, ejecting the sheets with the images on the first sides, and forming images on second sides of the ejected sheets manually placed on a feeding unit for second-side image formation, control the sorting unit to sort the ejected sheets after first-side image formation into subsets so that the number of sheets in each subset does not exceed a maximum number of sheets stackable on the feeding unit. | 03-10-2011 |
20110076076 | PRINTING APPARATUS - A printing apparatus comprising: a printing section including a conveyer, a reconveyer, and a printer; a sensor; a determination section; and a controller. The determination section determines whether a pair of the first sheet and the second sheet is eligible for the high-speed duplex printing based on the combination of the length of the first sheet and the length of the second sheet before the second sheet conveyed by the reconveyer. The controller controls the printing section to convey the first sheet and the second sheet to the reconveyer when the pair of the length of the first sheet and the second sheet is eligible for the high-speed duplex printing, and controls the printing section to eject at least one of the first and the second sheet when the pair of the length of the first and the second sheets is not eligible for the high-speed duplex printing. | 03-31-2011 |
20110206435 | MEDIUM REVERSING APPARATUS, IMAGE FORMING APPARATUS AND IMAGE READING APPARATUS - A medium reversing apparatus, an image forming apparatus and an image reading apparatus that respectively have the medium reversing apparatus are supplied capable of avoiding medium damage and medium load abnormality. In the medium reversing apparatus that conveys a sheet-like medium back and reverses obverse side and reverse side of the medium, a medium ejection opening is used for ejecting at least a part of the medium; an ejecting member at least ejects the part of the medium from the medium ejection opening and conveys the medium back; and a bend forming section is set at the outside edge portion of the ejecting member and bends the medium from a clamp face of the medium clamped by the ejecting member. | 08-25-2011 |
20110236096 | Image Forming Apparatus - An image forming apparatus includes an apparatus body, an image forming unit, and a retransporting unit. The retransporting unit includes a transporting roller for applying a transporting force to the sheet and an input portion disposed at a position shifted upstream of the transporting roller in a retransporting direction. The input portion is configured to receive an input of a drive force supplied from the apparatus body. The retransporting unit further includes a drive shaft extending in a retransporting direction. The drive shaft is configured to transmit the drive force from the input portion toward the transporting roller by rotating about an axis thereof. A height of the image forming apparatus may be reduced by this configuration. | 09-29-2011 |
20120063828 | MEDIA DIVERTER APPARATUS - A multi-position letterbox media diverter that maximizes productivity includes a gate configured like a tomahawk to allow sufficient space for the diverter to operate immediately after the trail edge of a sheet passes the front edge of the gate and thereby increase gate actuation time. Reversible drives of an inverter are used to direct the sheet to a duplex path while another sheet is simultaneously directed by a lower integrated baffle portion of the gate to an output tray as needed. Thus, reducing the time required for the sheet to be in the inverter path before reversing sheet direction, thereby facilitating a reduction in required transport speed. | 03-15-2012 |
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 |
20120243926 | IMAGE FORMING APPARATUS - In an image forming apparatus, a recording medium is fed by being switched between a first conveying path feeding a recording medium to a first image forming portion and a second conveying path feeding the recording medium to a second image forming portion without being enabled to pass through the first image forming portion. | 09-27-2012 |
20130028645 | MULTI-COMPONENT DUPLEX PRINTER - A multi-component duplex print is produced on a receiver. Master print engines and slave print engines synchronized to the masters are arranged along the transport path of the receiver with inverters between them. Each inverter has an inverted travel path and a non-inverted travel path, and a difference of a travel time of the receiver in the inverted travel path of each inverter as compared to a travel time of a receiver in the non-inverted travel path of that inverter is adjusted to be an integral multiple of a period between successive receivers. A received job specification designating a first assigned one of the print engines to print on a first assigned side of the receiver. A controller sets the positions of the inverters so the first assigned side of the moving receiver is the corresponding print side of the first assigned print engine. | 01-31-2013 |
20130071166 | Image Formation Device - An image formation device is provided with a discharge tray configured to receive the sheet discharged from a discharge exit, a guide portion configuring at least a part of a first feed path and a second feed path extending from a fixing unit to the discharge exit, a reversibly rotatable roller configured to reverse a feeding direction of the sheet fed from the fixing unit to the discharge exit so that the sheet is reversely fed toward an entrance of the of the developing unit. In this configuration, the first path and the second path are converged to form a converged feed path on the discharge exit side, the reversibly rotatable roller is provided in the converged feed path, and a converged feed path guide portion, which is a part of the guide portion, is displaceable to a position to expose the converged feed path to outside. | 03-21-2013 |
20130202338 | IMAGE FORMING APPARATUS IMPROVED IN OPERABILITY FOR PRINT JOB INVOLVING SINGLE-SIDED PRINTING AND DOUBLE-SIDED PRINTING - An image forming apparatus capable of improving productivity in a print job mixedly involving single-sided printing and double-sided printing. Sheets are fed one by one to an image forming section. When double-sided printing is to be performed, a sheet having an image formed on the first side thereof by the image forming section is re-fed thereto so as to have an image formed on the second side thereof. When a sheet for double-sided printing exists, which is posterior in page order to a sheet for single-sided printing, an image forming order is changed such that the first side of the sheet for double-sided printing is subjected to image formation prior to the sheet for single-sided printing. When it is predicted that a state will occur in which the sheet for single-sided printing cannot be fed, the image forming order is not changed. | 08-08-2013 |
20130236226 | IMAGE FORMING APPARATUS WITH COMPACT SHEET CONVEYANCE PATH - An image forming apparatus comprises an image formation unit to form an image on a sheet, a reversing path extended vertically to receive and reverse front and rear sides of the sheet by changing a conveyance direction of the sheet to an opposite direction, a curved importing path to send the sheet with the image into the reversing path, an exporting path to receive the sheet sent from the reversing path, a sheet re-feeding path to re-feed the sheet from the exporting path to the image formation unit, and a base structure to support a main body of the image forming apparatus at a bottom thereof. The base structure includes a guiding surface to guide the sheet sent from the importing path to the reversing path and change a sheet conveyance direction substantially from a vertical direction to a horizontal direction. | 09-12-2013 |
20140003850 | Image Forming Apparatus | 01-02-2014 |
20140241774 | IMAGE FORMING APPARATUS AND CONTROL METHOD THEREOF - An image forming apparatus capable of increasing the speed of successively discharging printed printing media in order to increase the overall print speed and a control method thereof. The image forming apparatus includes a first discharge roller to feed printed printing medium rearward from a print unit disposed at an inner front portion of a main body, a reverse roller to reverse a moving direction of the printed printing medium fed from the first discharge roller from a rear to a front of the main body, a second discharge roller to discharge the printed printing medium whose moving direction is reversed outside, and an intermediate discharge roller unit which is provided between the first discharge roller and the reverse roller, the intermediate discharge roller unit including a main roller, a sub discharge roller and a sub supply roller which are in contact with the main roller. While a preceding printed printing medium fed from the reverse roller is discharged between the main roller and the sub discharge roller, a following printed printing medium fed from the first discharge roller is supplied between the main roller and the sub supply roller. Accordingly, since the interval between the preceding printed printing medium and the following printed printing medium becomes shorter than that of a conventional image forming apparatus, the speed of successively discharging printed printing media increases, and as a result the overall print speed increases. | 08-28-2014 |
20140348562 | Image Forming Apparatus - An image forming apparatus that can form images on both surfaces of a recording medium is provided. The apparatus includes an image forming unit that forms an image on a recording medium, a switchback roller that switches back the recording medium fed from the image forming unit, and first and second feed portions. The first feeding portion may include a feed roller assembly that feeds the recording medium in a switchback direction while moving the recording medium to a first side in a widthwise direction perpendicular to the switchback direction. The second feeding portion may feed the recording medium fed by the first feeding portion toward the image forming unit. | 11-27-2014 |
20150098741 | IMAGE FORMING APPARATUS - An image forming apparatus includes an image forming unit configured to form an image on a sheet, a duplex conveyance path through which the sheet having the image formed by the image forming unit on a first side passes when an image is formed on a second side that is a back side of the first side, a guiding member provided along the duplex conveyance path, a reversing roller pair capable of rotating in a forward direction and in a reverse direction, h, and a conveyance roller pair provided on the duplex conveyance path, wherein at least one of the reversing roller pair is inclined to the width direction so that, in the width direction, the side end of the sheet being conveyed by the reversing roller pair rotating in the reverse direction moves closer to the contact portion. | 04-09-2015 |
20150346668 | IMAGE FORMING APPARATUS AND METHOD FOR CONTROLLING IMAGE FORMING APPARATUS - An image forming apparatus includes a discharge tray; a printing unit; a stacking controlling unit that determines a front side value related to toner amount on a front side of a sheet and a back side value related to toner amount on a back side, determines an absolute value of difference between the front side value and the back side value for each sheet, determines a correction value of each sheet based on the absolute value and correction value data, adds the correction value to a predetermined value for determining a corrected count value of each sheet, integrates the corrected count value, and detects full of the discharge tray when the integrated value reaches a predetermined upper limit value; and a storage unit for storing the correction value data in which the correction value is determined corresponding to the absolute value. | 12-03-2015 |
20160154360 | IMAGE FORMING APPARATUS | 06-02-2016 |