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| Number | Title | Issue Date |
| 7357583 | Print engine assembly with overlapping ink printing IC's A print engine assembly includes an elongate chassis. A pair of bearing moldings is operatively mounted to either end of the chassis. A printhead assembly is mounted within the chassis. The printhead assembly includes an elongate printhead having a plurality of ink ... | 04/15/2008 |
| 7354208 | Paper thickness compensation in a printer In a printer, page thickness is compensated for by measuring a displacement between a printhead and a print media support surface. A sensor flag engages a surface of said print media and provides an indication to an optical sensor of the displacement. The print medi... | 04/08/2008 |
| 7331728 | Printer having a platen A printer includes a print head for printing on a print medium and a platen which supports the print medium, and is located opposite to the print head. The print head is linearly moved along the print medium. The platen includes first and second end portions and an ... | 02/19/2008 |
| 7284918 | Recording method, computer-readable medium, and recording apparatus A recording method, for example, which allows a recording medium to be carried with high carrying precision is to be achieved. A recording method includes a step of changing a carry command value, when carrying a recording medium, according to a state of bending of ... | 10/23/2007 |
| 7281870 | Ink jet recording apparatus An ink jet recording apparatus includes a carriage for reciprocal movement while carrying a recording head for effecting recording by ejecting ink; a platen for supporting recording material at a position opposed to the recording head; a changing member for changing... | 10/16/2007 |
| 7213986 | Printer apparatus A printer apparatus for printing data on paper traveling through the printer apparatus in a paper conveying direction. The printer apparatus includes a paper conveying portion including a driving roller and a driven roller, the driving roller and driven roller being... | 05/08/2007 |
| 7210867 | Paper thickness sensor in a printer A pagewidth drop on demand printer includes a printhead having an array of fixed printing nozzles thereon. A platen (14) having a platen surface upon which a sheet rides to receive ink from the printing nozzles is situated alongside the nozzles. A sensor (... | 05/01/2007 |
| 7210866 | Printer having adjustable media support A printer is provided comprising an elongate printhead for printing across the pagewidth of print media, a rotatable, elongate platen arranged to support the print media being printed on by the printhead, a sensor for sensing a thickness of the print media, and a co... | 05/01/2007 |
| 7182249 | Apparatus and method for obtaining data from a document An apparatus for obtaining data from a document at point of presentment. The document has a predetermined width, and the apparatus has a frame, a drive mechanism mounted on the frame, and sensors. The drive mechanism is adapted to move the document along a document ... | 02/27/2007 |
| 7156482 | Printhead-to-platen spacing variation along scan axis due to carriage guide, measured by simple sensor on carriage PPS variation along a scan axis is found by shining a light beam from pen carriage to print-medium position and back to detector, and applying a pathlength/intensity correlation. Sensing is done while scanning, to find relative PPS profile along the track. With no m... | 01/02/2007 |
| 7134798 | Sheet fed continuous motion printing system Method of printing individual header cards with a limited amount of information, such as a barcode, employing continuous movement of each of the header cards through a gap defined between a backup roll and a thermal printing head, each header card partially wrapping... | 11/14/2006 |
| 7131774 | Self-aligning print head mechanism and related printer and method A printer for printing between a print roller and a print head having a print head alignment system is provided. The print head alignment system includes a print roller assembly, a print head support assembly and an actuating assembly. The print roller assembly incl... | 11/07/2006 |
| 7121640 | Method and apparatus for aligning image of ink-jet printer A method of aligning an image of an ink-jet printer. The method includes detecting a first moving speed of the carriage, detecting a first fire pulse delay time corresponding to the first detected moving speed from coordinate information in which moving speeds of th... | 10/17/2006 |
| 7114805 | Recording apparatus A recording apparatus for effecting recording on a recording material using a recording head, includes a part for effecting a recording operation, and a supporting member supporting the part. The supporting member has two bent portions for supporting opposite end po... | 10/03/2006 |
| 7086795 | Roller assembly There is described a roller assembly which may be utilized in a linear or serial printer. The roller assembly includes a platen roller including a central axle being exposed at opposing ends of the roller and a frame for mounting the platen at both exposed axle ends... | 08/08/2006 |
| 7083245 | Recording apparatus A reliable detection of optically detecting the type of recording media is achieved. A part of a support member for supporting an optical sensor is pushed against the surface of a sheet by a spring so as to maintain the gap between the sensor and the sheet surface. ... | 08/01/2006 |
| 7063468 | Ink-jet printer having head gap adjusting apparatus Provided is an ink-jet printer comprising a carriage, which is rotatably installed on a guide shaft and includes a stacking portion on which an ink cartridge is stacked, and a balancing portion installed on a side opposite to the stacking portion, so as to move in a... | 06/20/2006 |
| 7040819 | Stable area detection device of platen gap and recording apparatus In a platen gap adjustment device, a stable area detection device for a platen gap formed between ahead and an upper surface of a platen, wherein the carriage guide shaft is moved relatively to the platen so that the platen gap is adjusted by driving the drive motor... | 05/09/2006 |
| 7004652 | Printer for accommodating varying page thickness A pagewidth drop on demand printer includes a printhead having an array of fixed printing nozzles thereon. A platen having a platen surface upon which a sheet rides to receive ink from the printing nozzles is situated alongside the nozzles. A sensor is provided to m... | 02/28/2006 |
| 6997630 | Document feeder device with a roller adjustment device A document feeder device is disclosed. The document feeder device includes a frame, a first roller shaft coupled to the frame, and a second roller shaft coupled to the frame. The first shaft is cantilevered. The document feeder device further includes a bearing coup... | 02/14/2006 |
| 6997623 | Printer A printer unit comprises a first positioning mechanism and a second positioning mechanism for positioning a platen with respect to a print head when a cover frame is closed. The first positioning mechanism is constituted to restrict a change in the position of the p... | 02/14/2006 |
| 6966711 | Dynamic registration device for mailing system A dynamic registration device for a mailing system that reduces the problems of dust generation, ink smearing, and print head contact is provided. The biasing force normally applied to the back panel of a mail piece, such that the front panel maintains contact with ... | 11/22/2005 |
| 6893173 | Printer chassis sidewall and platen assembly The present invention provides a printer having a platen, a chassis sidewall and an attachment portion connecting the platen to the chassis sidewall. The attachment portion biases the platen toward the chassis sidewall. ... | 05/17/2005 |
| 6886897 | Apparatus to adjust the head gap in ink-jet printers A head gap adjusting apparatus used with an ink-jet printer, in which there are provided a pair of carrier shaft lifting parts disposed upon a chassis to adjust the head gap between a paper and a print head by converting a force of horizontal motion to a force of ve... | 05/03/2005 |
| 6793419 | Printer A printer unit comprises a first positioning mechanism and a second positioning mechanism for positioning a platen with respect to a print head when a cover frame is closed. The first positioning mechanism is constituted to restrict a change in the position of the p... | 09/21/2004 |
| 6786658 | Printer for accommodating varying page thicknesses A pagewidth drop on demand printer includes a printhead having an array of fixed printing nozzles thereon. A platen having a platen surface upon which a sheet rides to receive ink from the printing nozzles is situated alongside the nozzles. A sensor is provided to m... | 09/07/2004 |
| 6758614 | Printer unit and printing apparatus incorporating the same A print head is provided in a casing of a printing apparatus having a housing section which houses continuous paper therein, to perform printing on the continuous paper. A platen roller has a platen shaft rotatably supported on a cover of the printing apparatus whic... | 07/06/2004 |
| 6705224 | Stamp apparatus In a stamp apparatus, a paper-sheet object is conveyed in the arrow direction between a presser roller and an impress hub having a predetermined character/symbol string. Since a cam is rotated in the arrow direction by a rotary solenoid, it makes the presser roller ... | 03/16/2004 |
| 6672780 | Thermal printhead mechanism The invention is a thermal printhead mechanism having a stationary spring channel, a top bracket supported by the spring channel, and a printhead mounted to the top bracket. Additionally, the invention may include a cam, a bottom bracket, and a front moun... | 01/06/2004 |
| 6669382 | Printer and method of controlling the same A printer including a printing head for performing printing while moving over a printing medium, a gap roller capable of rolling along a direction of moving of the printing head, and a platen bar placed so as to face the printing head and the gap roller. ... | 12/30/2003 |
| 6666600 | Printer having detection and correction of tilt using skew correction There is provided an apparatus which can make a correction such that paper will not be fed in a tilted state without a need for any special mechanism. A moving mechanism C1 is driven to move a printing head 41 toward a platen and to urge the printing head... | 12/23/2003 |
| 6595709 | Serial printing device A serial printing device, comprising a fixed structure, a printing carriage on one side of the fixed structure able to slide along a printing line, and a contrasting element disposed on the other side of the fixed structure. A printing element is disposed... | 07/22/2003 |
| 6561641 | Precision writing line control platen for high resolution ink jet printing An ink jet printer jets ink onto a section of a front side of a print medium. The ink jet printer includes an ink jetting printhead facing the front side of the print medium. A media support apparatus opposes the printhead. The media support apparatus inc... | 05/13/2003 |
| 6561606 | Ink jet printing apparatus, image reading apparatus, ink jet printing method and image reading method There are provided an ink jet printing apparatus, an image reading apparatus, an ink jet printing method and an image reading method capable of saving electric power, reducing noise and improving the reliability by specifying a timing of the adjustment of... | 05/13/2003 |
| 6547384 | Printing apparatus and method This invention is related to a printer and printing method that prints on recording media with water soluble ink by using an ink jet printer. It is related to the printing method that can create printed images with supreme durability especially on recordi... | 04/15/2003 |
| 6530704 | Platen mechanism, a printing device with the platen mechanism, and a method of controlling the printing device An apparatus and method technique to secure a smooth transporting of a recording medium in a printing device of the type in which a gap between the print head and the platen is included in a transport path for another purpose, e.g., reading of magnetic in... | 03/11/2003 |
| 6511237 | Printer assembly and printer The printer and the printer assembly of the present invention has a line thermal head extending in the paper width direction; a non-roller type platen disposed so as to face the line thermal head for printing a thermal paper between the line thermal head ... | 01/28/2003 |
| 6450710 | Frame system for an ink jet printer Substantially uniform spacing between a printhead and a platen throughout a print zone associated with said printhead in an ink jet printer is provided. The ink jet printer includes a printer frame, and the platen is slideably coupled to the printer frame... | 09/17/2002 |
| 6431771 | Printer A platen together with a frame supporting the platen is rotatably mounted on a shaft and a platen gap is regulated by rotary movement of the frame about that shaft to detect thickness of a printing sheet at a first printing position. The mechanism for set... | 08/13/2002 |
| 6394672 | Imaging apparatus having a biased platen An imaging apparatus provides a machine frame including a first side frame and a second side frame. A first plurality of platen mounting members is provided which are spaced apart and extend from the first side frame. A second plurality of platen mounting... | 05/28/2002 |
