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7588300 |
Image-forming apparatus
An image-forming apparatus is capable of performing a non-margin recording operation without a margin on a recording medium and providing a waiting time between a moment of termination of a...
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7176649 |
DC motor control apparatus and recording apparatus
When torque of a DC motor is dropped down to zero at a stop position, force is generated by deformation of a member for transmitting the torque of the DC motor. The force moves the driven body...
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7131779 |
Actuating control device
An actuating control device for use between a printer head and an actuating and transmitting device includes a path planning unit, a feedback unit, a proportional-integral controller and a feed...
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7101100 |
Printer apparatus
Provided is a printer apparatus, including: a thermal print head that performs printing by contacting a heat-sensitive color-developing layer of a heat-sensitive adhesive sheet that includes a...
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7097266 |
Image printing apparatus and control method therefor
An image printing apparatus is capable of printing an image at various resolutions, such as 300- and 360-dpi systems. To drive a printhead at a printing position corresponding to the resolution of...
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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...
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7056041 |
Encoder strip damage detector
A method and apparatus for detecting a damaged encoder strip are described. An encoder strip is scanned in two separate operations at two separate times, a first operation and a second operation....
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6935722 |
Timer device for a digital printer and method of printing
A digital printer has a printhead ( 10 ) for printing on a substrate and an encoder ( 14 ) which emits pulses ( 122 ) to indicate the relative distance moved by the printhead. A timer device for...
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6910752 |
Ink jet printing apparatus and method for adjusting driving timing of ink ejection
The present invention provides an ink jet printing apparatus and method that can print a high-grade image without being affected by a variation in moving speed of a printing head. To accomplish...
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6895395 |
Postal printing device with facilitated reading
This invention relates to an inkjet printing device of a franking machine intended to print postal indicia on a mail piece to be franked, displaced with respect to this device in a direction of...
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6885471 |
Printer controller, printer control method, and data storage medium for recording the controller and control method
A printer controller, printer control method, and data storage medium detect a real-time command pattern in the print data to prevent unintended real-time commands from being executed by the...
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6863457 |
Lateral edge position detector for recording paper, and printer
A thermal printer includes a thermal head which extends in a main scan direction. Feeder rollers move thermal recording paper relative to the thermal head in a sub scan direction, for image...
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6860659 |
Traction device for heat-sensitive ink ribbon
A recording deice includes a cylinder ( 1 ) of heat-sensitive ink ribbon ( 2 ), a rewinding cylinder ( 5 ), and a marking header ( 19 ). The device prevents unused segments of ribbon being left...
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6857799 |
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...
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6823132 |
Method and apparatus for controlling motor
In controlling a motor in a device which drives a mechanism using the motor as a power source, pre-driving of giving a predetermined driving parameter to the motor and driving the mechanism is...
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6742856 |
Movement control apparatus, printing apparatus, and movement control method
To control movement of a member to be driven by using a scale having a plurality of indices at a predetermined interval, and a sensor which is attached to the member to be driven along the scale...
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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...
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6685415 |
Bookbinding method
A bookbinding structure and method. The bookbinding structure is used to bind pages together in existing, commercially available binding machines. The bookbinding structure has a heat activated...
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6679638 |
Unidirectional mode printers
To save time between printing passes of a unidirectional printer, the print medium is advanced in two phases separated in time by the fast return of the carriage. The print medium advance movements...
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6655777 |
Automatic horizontal and vertical head-to-head alignment method and sensor for an ink jet printer
A printhead alignment sensor for an ink jet printer includes at least two terminals defining a gap therebetween. An electrical measuring device detects a change in an electrical parameter between...
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6626593 |
Pen printer
A printing system. The system may include an ink dispenser, a switch to generate an initial position signal, a movement sensor to generate movement signals and a circuit that causes the dispenser...
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6471424 |
Printer suitable for printing on a surface other than a printed surface
A printer is provided, which comprises a printer body 20 including a paper sheet feeding unit for setting paper sheets therein for printing and a paper sheet discharging unit, and a printer...
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6471319 |
Method for synchronizing print start positions for an inkjet printer carriage
A method for synchronizing the print start position for a printer carriage on an inkjet printer that includes the steps of: (a) providing an encoder signal indicative of a position of an inkjet...
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6416148 |
Method and system for improving the print quality of a printer
A printer has a print head for forming a pixel, and a driving system for moving the print head from a first location to a second location. The print head forms the pixel according to a firing...
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6407678 |
Belt media drive for printer with dual belt encoders
An encoding system is described for a media handling system including an endless belt. The encoding system includes encoding indicia associated with the endless belt. A first encoder transducer is...
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6375296 |
Printing system and method for continuous web print medium
An inkjet printing system for printing on a print medium having a top-of-form (TOF) indicator includes a printhead assembly, a top-of-form (TOF) detector adapted to detect the TOF indicator, a...
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6371593 |
Error detection and correction for printer positioning logic
A printer has a print path, a code strip disposed in parallel along the print path, a sensor for sensing the code strip, a driving system for moving the sensor along the code strip, a timer, a...
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6367996 |
Printed image alignment control
A printed image alignment apparatus in a printer that prints a defined portion on a media, the apparatus being an alignment control in connection to the printing device of the printer and which...
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6354691 |
Printing apparatus
A print timing signal is generated which has 1/n the previous cycle of the encoder output. The print processing based on this print timing signal allows the actual print processing to extend into...
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6354216 |
Driving mechanism for scanning head and image recording device
A drive control mechanism for a scanning head which travels along a scan surface and carries out image reading or image writing. The drive control mechanism includes a driving starting position...
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6336756 |
Ink jet printer that carries out printing with strut moving along arc
A compact ink jet printer having a small amplitude width in the horizontal direction of an ink carriage includes: a shaft provided rotatably about a predetermined axis; a strut fixed to the shaft...
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6318915 |
Image forming apparatus and system, information processing apparatus, and their control method
A printer having a plurality of recording heads each capable of recording with a recording width is connected to a host apparatus. The host apparatus develops an image to generate recording data...
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6305856 |
Printing method and apparatus therefor
There is disclosed a method and an apparatus of printing an image in a rectangular recording area on a recording material by a printing head as the recording material is advanced in a sub scan...
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6267519 |
Positional deviation correction using different correction values for monochrome and color bi-directional printing
In monochrome printing mode, a first correction value is set for correcting printing positional deviation between ink droplets printed during forward and reverse main scanning passes. In color...
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6260945 |
Recording apparatus and method for controlling scanning speeds of the recording head of such recording apparatus
A recording apparatus is capable of making the scanning range of a carriage narrower without expanding the left and right recording blanks of a recording material, and further, making the apparatus...
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6231250 |
Method of controlling reciprocal movement of hammer rank in print device
A hammer bank mounted on direct drive bearings reciprocally moves along a shaft. Springs provided at each end of the shaft supplies repulsive force to the hammer bank. When sheet feed operations...
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6217143 |
Method of printing using scanning print head and apparatus using same
A method of printing in which, when an image is divided to be printed into a plurality of lines, the feeding amount of a printing medium is equalized in each line for eliminating a feeding error of...
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6196736 |
Adjustment of printing position deviation during bidirectional printing
Image quality is improved by correcting printing position deviation arising between forward and reverse passes in the main scanning direction during bidirectional printing. An adjustment value is...
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6158905 |
Bidirectional printer and printing position adjustment method for the same
An adjustment value for printing deviation between forward and reverse printing passes is set for each width of printing paper. The printing deviation is adjusted by, for example, varying, in the...
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6139205 |
Serial printer which provides acceleration control of carrier
A serial printer apparatus comprises a print heat for printing on a medium according to a received character signal, a carrier on which the print head is provided and which runs the print head over...
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6129464 |
Printing device, and a system having the printing device and an image processing device
A printing device comprises a print head for printing an image on a recording medium, a carriage mounted for movement along the recording medium and supporting thereon the print head, an encoder...
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6109802 |
Dot line printer for preventing the overheating of printing elements by selectively activating the printing elements
In a dot line printer having a plurality of print hammers which are arranged to print a plurality of dot lines simultaneously when a hammer bank on which the print hammers are mounted performs one...
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6106176 |
Printing method and apparatus
There are provided a method and apparatus for printing a print image on a print material by using a print head based on dot information of the print image by causing at least one of the print head...
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6082911 |
Method for judging propriety of printing position and printing apparatus
A reference pattern is printed on one of the printing regions as the printing head moves in one direction, and a comparison pattern, which is to become a pattern identical to the reference pattern,...
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6054835 |
Stepping motor control, and operating mode of such motors
A method and apparatus for operating stepping motors in a printer or copier senses temporarily changes in the moment of resistance caused by the introduction of the leading edge of the paper and...
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6053645 |
Method for automatic margin correction according to paper feeding mode in image formation apparatus
In an image formation apparatus receiving image data from a host computer and having an automatic paper-feed mode and a manual paper-feed mode, a method for the automatic correction of the printing...
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6050734 |
Tape printing device with cutter and program to allow for printing on the tape during an acceleration of the tape
The present invention aims to produce a label which has a size, margins and a character arrangement as a user desired, and aims to reduce a wasteful consumption of tape. In a tape printing device...
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6042281 |
Printing apparatus
The present invention realizes excellent controllability of print position even when a print head is driven at accelerating or decelerating speed while keeping advantages of fine and high...
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6036384 |
Printer for printing edge marks on gaming tickets
A printer comprising a carriage making reciprocating movement and a printing head mounted thereon, the movement of the carriage comprising an outward section from a home position to the other...
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6000869 |
Technique for controlling the position of a driving motor and a print head
A device for accurately controlling the positions of a driving motor and a print head and enhancing print quality by sensing the position of the driving motor by occurring pulses from a timer at...
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