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| Number | Title | Issue Date |
| 7357013 | Marking device for encoding metallic workpieces with two-dimensional matrix codes A marking device for encoding metallic workpieces with two-dimensional matrix codes includes a striking tool for forming the code recesses, driven by an electromagnetic device. The driving movement is performed against the force of a return device. A positioning dev... | 04/15/2008 |
| 7325918 | Print media transport assembly A printer of a type having a page width printhead includes opposed first and second platens. Spanning the space between the platens is a drive roller that is arranged to urge portions of print media supported by the first and second platens in opposite directions in... | 02/05/2008 |
| 7213511 | Method and apparatus for printing a ribbon for packaging gelatin capsules Apparatus for producing image bearing filled gelatin capsules (12 and 16) for directing gelatin ribbon (2,4) from respective casting drums to an encapsulation station (6). Along the path of at least one ribbon (4) is a transfer sta... | 05/08/2007 |
| 7103764 | Parallel port with direct memory access capabilities The parallel or printer port in a personal computer can receive data from the memory under the control of the direct memory access (DMA) controller, releasing processor resources. The processor enables the parallel port, which then indicates to the DMA controller th... | 09/05/2006 |
| 7091999 | Thermal printing apparatus and printing method A printing apparatus including a thermal head, a measurement device that measures a temperature of the thermal head and a controller. The controller controls a printing speed on the basis of the measured temperature as measured by the measurement device, determines ... | 08/15/2006 |
| 7059787 | Motor control method and apparatus, time recorder having same and impact type printing apparatus An impact printing apparatus is also disclosed with printing pin actuation timing correction dependent upon scanning speed or platen shape, striking duration timing dependent upon scanning rate, or printing pin actuation timing dependent upon stored shift amounts. | 06/13/2006 |
| 6993609 | Method for controlling peripheral device, program for executing same method, storage device storing same program, and computer, peripheral device and system for executing same method A printer is a peripheral device capable of being controlled by a host computer. The printer has a silent function for silent operation. If a silent function is determined to be enabled and if a time period for enabling a silent function is set, a host computer dete... | 01/31/2006 |
| 6981254 | Delay timer for printing from the driver The present invention includes computer programs on computer-readable media that allows for controlling a computer system to perform a delayed operation such as, but not limited to, a print command, an e-mailing distribution, a software installation, a file transfer... | 12/27/2005 |
| 6926400 | Media incising printer A printer with a media incising device operably secured thereto and a related method for using the printer is disclosed. The media control device is in communication with a printer controller that commands the media incising device to engage the media. The disclosed... | 08/09/2005 |
| 6719468 | Positive piece engagement indicator for marking tool A positive piece engagement indicator for marking tool is provided in which a metal workpiece is contacted with a workpiece contact probe for providing physical contact with, as well as electrical communication with the metal surface of a workpiece. A test voltage a... | 04/13/2004 |
| 6698955 | Method and apparatus for adjusting print positions of dot line printer A control circuit generates two sorts of printing timing signals on the basis of the position of the printing mechanism module detected by a detector, and sends the generated signals to respective drive circuits. Herein, the printing mechanism module is c... | 03/02/2004 |
| 6695495 | Constant density printer system An ink density closed loop control system for an ink ribbon of an impact printer having a reservoir roller formed of an ink absorbent material with at least one or more channels within the reservoir roller fluidly connected to a pump and ink supply. A tra... | 02/24/2004 |
| 6543944 | Wire dot printer head and wire dot printer using the same A wire dot printer head including a yoke, cores arranged in an annular form on the yoke, coils combined with the cores so as to fit the cores, armatures supported so as to be raised or lowered in respect to the cores, wires supported at the free ends of t... | 04/08/2003 |
| 6513997 | Wire dot printer head and wire dot printer using the same A structure for supporting wires driven by armatures displaced under electrical excitation for coils and applying an impact force for a printing operation of a sheet. Extremity ends of the wires are supported independently and slidably by guide holes arra... | 02/04/2003 |
| 6254291 | Dot-impact printing head control apparatus A printing head control apparatus 10 is used for a dot-impact printer in which a dot is formed on a paper set on a platen via an ink ribbon 16 with an impact force applied by a pin 18. The printing head control apparatus 10 comprises: a dot classifier for... | 07/03/2001 |
| 5964540 | Printer apparatus A recording apparatus having a memory for storing recording data, and an address counter for controlling addresses in the memory in the direction of the columns or rows. The address counter controls a read start address for starting a process of reading t... | 10/12/1999 |
| 5873661 | Recording apparatus capable of data-read control A recording apparatus includes a recording head. The recording head is provided with a recording device string made up of a plurality of recording elements. The recording device string is arranged at a specified angle in relation to the direction perpendi... | 02/23/1999 |
| 5871287 | Extended ribbon life for improved bar code printing Disclosed is an improved method, in an impact matrix printer, for extending print ribbon life when used in printing bar codes and for improving the quality of bar codes printed by the ribbon, the printer including a dot matrix print head having a pluralit... | 02/16/1999 |
| 5779377 | Printing apparatus A printing apparatus comprises: a print head comprising an array having an N (N=positive integer) number of dot forming elements arrayed at fixed pitches having a lower end and an upper end; a horizontal scan driver for moving the print head above and alo... | 07/14/1998 |
| 5762428 | Method and apparatus for securely printing a postal indicia image by dividing printing of the image in multiple passes A method for printing a high resolution postal indicia image includes printing with a printing mechanism a first low resolution indicia image on a mailpiece during a first pass between the printing mechanism and the mailpiece; printing with the printing m... | 06/09/1998 |
| 5676474 | Print actuator Disclosed is a print actuator that maintains an adequate impact force and a shift stroke length and considerably increases a printing speed. According to the print actuator of the present invention, when a leaf spring 78 has been released from a rear magn... | 10/14/1997 |
| 5651621 | Wire dot print head with print wires fixed to tip portions of armatures differentiated in resiliency Resiliency of a flat spring 7 corresponding to an end print wire 12 is set to be greater than that corresponding to a central print wire 12 by varying width of an effective spring portion 7b of a flat spring piece 7A to which an armature 13 is attached de... | 07/29/1997 |
| 5599114 | Printing control method and printer In the method, lines are printed on a sheet using a head unit, the lines having a pitch larger than a printing width of the head unit, the printing width being a width along a first direction. In the method, using the head unit, a first part of a first li... | 02/04/1997 |
| 5524989 | Print element assignment in printing apparatus The invention relates to a printing apparatus in which at least two printing elements are arranged a predetermined distance apart in a line parallel to the print direction. When two dots to be printed are the same predetermined distance apart as the print... | 06/11/1996 |
| 5518323 | Method of adjusting a head gap for a wire dot impact printer According to a method of adjusting a head gap, a wire dot head is set to a predetermined position of a reference head gap; a printing pattern for detecting printing time is printed by a plurality of pins; reference printing times of respective pins are de... | 05/21/1996 |
| 5483268 | Method for driving ink jet print head A method for driving an ink jet print head is here disclosed which is characterized by comprising the steps of carrying out printing, while a print head (1) is moved one dot at a time by 4 dots of each nozzle (2) in the print head (1) in one print scannin... | 01/09/1996 |
| 5433544 | Apparatus for releasing paper clamp on platen roller A printer for printing characters and images on recording paper comprising: a paper cassette for storing the recording paper; a platen roller around which the recording paper is wound at the time of the transfer of images for printing; a clamping mechanis... | 07/18/1995 |
| 5429441 | Process of printing with serial printhead A process for recording information on a recording substrate, in which a print head with number (a) of printing elements moves back and forth over print positions, one print line at a time. Partial numbers of printing elements form subgroups in accordance... | 07/04/1995 |
| 5385414 | Printing head and its drive timing control circuit for impact printer In a serial impact printer, a printing head having an impact wire pin array of two arrangement lines is mounted on a carriage in such a way that the pin arrangement lines are inclined by an angle θ with respect to the virtual vertical direction. The resp... | 01/31/1995 |
| 5330276 | Divisional step dot printing device A divisional step dot printing device for a wire dot printer in which a plurality of dot pins of the dot printing head is divided into a plurality of groups of a sequence of dot pins and is driven in a sequence of divisional dot printing steps. Each of th... | 07/19/1994 |
| 5326183 | Carriage speed control based on average dot density Printing control includes determining printing dot density of print data to be supplied to a printing head, averaging the printing dot density during a predetermined period of time based on the printing dot density determined, selecting a printing speed i... | 07/05/1994 |
| 5322380 | Label printer A motorless label printer employs a matrix ink jet print head under which a continuous web of labels is moved during printing. An encoder in the path of the web is rotated to generate pulses signifying the position of the labels with respect to a referenc... | 06/21/1994 |
| 5316397 | Marking apparatus with multiple marking modes Marking apparatus and method is described wherein an array of marker pins are carried by translational assembly which, in turn, is driven from stepper motors which perform in conjunction with high helix lead angle lead screws. Solenoid actuated pneumatic ... | 05/31/1994 |
| 5312193 | Control device for a matrix printer A control device for a matrix printer in which the mechanical printing elements of the matrix printer are selectively triggered by the control device a certain time before they reach the desired printing spot on the information carrier in order to compens... | 05/17/1994 |
| 5310272 | Printer timing controller and method A print controller apparatus and method thereof for controlling the movement of a printhead assembly including a carriage, printhead, and head pins. First and second moving times of the carriage moving from first and second predetermined distances and a d... | 05/10/1994 |
| 5306084 | Printing control system and the method A printer controlling system which can perform printing at predetermined printing density even when the carriage is being accelerated or decelerated is disclosed. When the carriage is traveling, position pulses are generated at constant travel distance in... | 04/26/1994 |
| 5288157 | Printing control system having means to correct flight time A printing control system A in which a printing head 7 is moved by a belt 10 coupled to a carriage drive motor 4, and a printing command signal 301 generated in response to an encoder pulse signal 501 synchronized with the revolution of the carriage drive... | 02/22/1994 |
| 5278582 | Printer driving circuit A driving circuit of an on-demand ink jet printer having a head with injection nozzles disposed in a matrix, wherein data is read out of a picture memory in which data of a pattern to be printed is stored at two-dimensional coordinate addresses, by using ... | 01/11/1994 |
| 5242231 | Method for activating and for driving printing elements The invention relates to a process for driving printing elements of a dot matrix printer in which the matrix dots to be printed are to be thinned out without any thin lines, in particular steeply inclined thin lines, being lost. To this end, before thinni... | 09/07/1993 |
| 5240336 | Dot matrix printer with suppressed printing noises A dot matrix printer of a dispersion printing type in which a printing noise is suppressed and dots arranged in longitudinal rows are driven while shifting the timing for every print wire dot. The present dot matrix printer is characterized by a construct... | 08/31/1993 |
