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6215509 Non-impact recording method and conductive recording medium  
A non-impact recording method is provided in which 3 to 4 or more copying sheets can be made through a non-impact system and further a small-sized printer which can be installed in portable type...
5764267 Conduction recording head  
A conduction recording head forms an image on a recording sheet by connecting return path electrodes and recording electrodes conductively through a printing and recording medium. Recording...
5666598 Image forming method and apparatus using energy beam impingement on image forming particles to move the same  
A high-speed image forming method and apparatus is capable of directly controlling a toner by the force of an energy beam. Selected toner particles in a mass of toner adhering to the surface of a...
5534906 Electric field assisted thermal recording apparatus  
In a thermal recording apparatus, a thermal head heats an ink sheet to transfer ink to a recording medium such as paper. Even when recording on a low-smoothness plain paper, an image free of voids...
5488394 Print head and method of making same  
A print head is made from an electronic circuit having a pattern of electric conductors embedded in a dielectric substrate. The conductors are formed by depositing a cermet material in grooves in...
5482386 Selection circuit for an electro-thermal printer with a resistance-type ribbon  
A selection circuit for an electro-thermal printer with a resistance-type ribbon includes a print unit, a current collection electrode, a memory, and a print control unit. The resistance-type...
5426451 Print head with pixel size control for resistive ribbon thermal transfer printing  
A print head applies electrical energy to an electrically resistive and grounded transfer ribbon bearing heat transferable dye, during sliding pressure contact and relative movement between the...
5357269 Electrical print head for thermal printer  
There is disclosed a multiple electrode print head for a thermal printer. The electrodes of the print head include metal-like conductive fibers electrically and physically isolated from each other...
5325113 Resistive sheet thermal transfer printer  
A resistive sheet thermal transfer printer includes a printing head having m (m is an integer) recording electrodes and a common electrode both-in contact with a resistance layer of an ink sheet,...
5317343 Electrodes for resistive ribbon thermal print head  
A print head for a resistive ribbon thermal printer has the electrodes made of WC, W2 C, Ti2 N, TiC, TaC, TaSi2, MoSi2 or ZrC.
5260717 Recording head having electrically insulating layer having optimum surface waviness and roughness  
A recording head including an electrically insulating layer, a plurality of recording electrodes and at least one return circuit electrode provided on the opposite sides of the insulating layer,...
5220355 Resistive sheet thermal transfer printer  
A resistive sheet thermal transfer printer includes a plurality of recording electrodes in in contact with a resistance layer of a current sensitized ink sheet, a common electrode in contact with...
5184344 Recording head including electrode supporting substrate having thin-walled contact end portion, and substrate-reinforcing layer  
A recording head having an electrically insulating substrate (11), at least one recording electrode (12) formed on one of opposite major surfaces of the substrate, and at least one return circuit...
5157413 Thermal inked ribbon printer mechanism  
In a thermal ink transfer printer, a print head and ink ribbon are mounted on a carriage which is moved at a first speed in a first direction along a recording paper in a first recording mode and...
5107277 Current sensitized transfer type printer with a heated common electrode  
A current-sensitized transfer type printer comprising an ink sheet including an ink layer, a conductive layer and a resistance layer which are stacked in this order, a feeding mechanism for feeding...
5105203 Thermal transfer process with improved recording head life  
A thermal transfer recording apparatus adapted to record an image on a recording medium by transferring a heat-transferable ink from a transfer medium to the recording medium. The apparatus has a...
5101221 Recording head distal-end substrate having opposed recording electrode array and return circuit electrode sheet  
A recording head operable to apply an electric current to an electrically resistive layer provided on a recording medium or a planar intermediate member interposed between the medium and the...
5079564 Recording apparatus using a time varying distribution of heat element driving pulses  
A recording apparatus comprising a recording head having a recording unit. At least two pulses are applied to the recording unit to form one picture element. The apparatus comprises a pulse...
5077563 Thermally printing head operable with electrically resistive layer provided on printt film or ribbon or on recording medium  
A printing head for thermally printing on a recording medium by using an electrically resistive layer provided on a film or ribbon or on the medium. The head includes a thermal head having a...
5070343 Printing head for resistive ribbon type printing apparatus  
A printing head which comprises an insulating substrate and a plurality of printing electrodes for a resistive ribbon type printing apparatus, in which a ribbon composed of a layer of thermal...
5063394 Thermal recording apparatus and print head  
In a thermal recording head, a glazed layer is formed on a substrate, a resistive layer is formed on the glazed layer. A common electrode is formed on the resistive layer and separate electrodes...
5059985 Thermal printing apparatus  
A printing apparatus for printing on a recording medium by using an ink film which has an electrically resistive layer and a thermally fusible and transferable ink layer. The apparatus includes a...
5034755 Thermoelectric printer with electrode disposed in ribbon cartridge  
A thermoelectric printer includes a cartridge accommodating a pair of reels around which a thermoelectric ink ribbon is wound, a carriage for removably supporting the cartridge, a printing head...
5005993 Electrothermal printer with a resistive ink ribbon and differing resistance current return paths  
In an electrothermal printer with a resistive ink ribbon, ink ribbon is fed in a predetermined direction and is contacted with a recording electrode and first and second return electrode which are...
4990934 Recording head having a heat dissipating electrically insulating layer disposed between recording and return electrodes  
A recording head operable to apply an electric current, having at least a plurality of recording electrodes and at least one return circuit electrode, which are held in contact with a sheet having...
4980705 Print recording head  
A plurality of recording electrodes are disposed in parallel form on an elastic metallic thin plate through an insulating layer, a protrusion made of a conductive material is formed in the...
4973982 Multi-stylus recording head of a printer  
A recording head for a printer is manufactured by printing a thick film of paste containing an electrode material such as tungsten on a ceramic substrate with hardness nearly equal to or less than...
4967206 Print storage medium  
A print storage medium comprises a heat-generating layer for generating heat with an electrical signal input in accordance with a picture, the signal being supplied from a printing signal applying...
4965589 Recording head having spaced-apart electrodes  
A recording head capable of applying an electric current, including an array of recording electrodes in the form of strips which are substantially equally spaced apart from each other in a...
4961078 Thermally recording head using integrated mica as the spacer layer  
A recording head having a plurality of recording electrodes and at least one return circuit electrode. The recording head further includes an insulating layer consisting of an integrated mica,...
4915519 Direct negative from resistive ribbon  
An improved apparatus and process are described in which a direct negative is formed using commercially available multi-stylus recording heads. A negative precursor comprised of a transparent...
4907016 Recording head for use in an electrically excited transfer recording device  
In an electrically excited transfer recording device which transfers an image or images formed in a recording film onto a recording chart, a recording head is comprised of a head base of resin...
4897669 Thermal transfer recording media  
A current-conducting thermosensitive recording media used for non-impact recording which attains better energy efficiency and higher printing speeds through a thermosensitive recording ink medium...
4897668 Apparatus for transferring ink from ink ribbon to a recording medium by applying heat to the medium, thereby recording data on the medium  
In an electrothermal printing apparatus, ink ribbon is fed in a predetermined direction and is contacted with a recording electrode and a return electrode which is located upstream of the...
4866463 Electrified transfer recording apparatus  
An electrified transfer recording apparatus, which is characterized in that a draw-back region is provided for the end part of a printing head to be used for the electrified transfer recording...
4855758 Thermal transfer recording apparatus with electroconductive ink  
A thermal transfer recording apparatus adapted to record an image on a recording medium by transferring a heat-transferable ink from a transfer medium to the recording medium. The apparatus has a...
4853707 Non-impact electrothermic recording method  
A non-impact electrothermic recording method using an ink sheet comprising at least an electroconductive base layer, an electroconductive thin layer and an electroconductive image transfer ink...
4836105 Direct negative and offset master production using thermal liftoff  
An improved printing member for use in a system wherein a current source, in combination with a resistive ribbon, produces heating in selected areas of the ribbon for effecting the formation of a...
4810111 Resistive ribbon thermal transfer printing apparatus  
A resistive ribbon thermal transfer printing apparatus produces two kinds of electric pulses for selectively energizing recording electrodes of a printing head according to a data to be printed. A...
4810119 Resistive ribbon for high resolution printing  
An improved thermal transfer resistive ribbon usable in high resolution printing comprising a dual resistive layer formed of a first layer of low resistivity and a second layer of high resistivity,...
4800397 Metal transfer to form printing master plate or printed circuit board  
An improved apparatus and process are described in which metal images are transferred to a softenable receiving layer using commercially available multi-stylus recording heads. The transfer medium...
4800399 Pulsed constant current source for continuous tone resistive ribbon printers  
A pulsed constant current circuit is disclosed for each electrode of a resistive ribbon thermal printer. The circuit is energized for a predetermined time and provides a constant current pulse...
4798483 Electrothermal printing apparatus with electrodes usable as current supply or return  
In an electrothermal printing apparatus, conventionally, the printing head is provided with a plurality of printing electrodes and a single common return path forming element (GND) to selectively...
4781113 Electric conduction printer  
A plurality of pattern electrodes which are disposed in correspondence with the printing dots are provided on one surface of a substrate biased in one direction. An anisotropic electroconductive...
4764038 Impact/electroconductive thermal printing apparatus  
There is disclosed a printing apparatus in which heat and pressure are applied, in a pattern to be printed, to a printing ribbon to ensure clear and rapid printing. The heat is applied via an...
4763137 Two pass thermal printing  
Heat accumulation in a thermal printhead is controlled by printing blocks of data along the print line in two passes when examination of the data shows the potential of excessive heating. The...
4740797 Thermo-magnetic recording device  
A thermo-magnetic recording device wherein a magnetized latent image is produced on a magnetic layer by locally heating the magnetic layer. The device includes a heat-generating ribbon for...
4710782 Current-applying thermal transfer film  
A current activated thermal transfer film especially suitable as a non-impact printing ribbon is provided. The film has a thin uniform support layer with a resistance layer disposed on one surface...
4699533 Surface layer to reduce contact resistance in resistive printing ribbon  
An improved resistive ribbon for thermal transfer priting in which a coating is located on the resistive layer in order to reduce contact resistance between the ribbon and printhead, thereby...
4700199 Print quality controller for a thermal printer  
A thermal printer has a plurality of electrodes arranged in a column for applying heat to a resistive ribbon to transfer material from the resistive ribbon to a recording medium. When the electrode...
Matches 1 - 50 out of 99 1 2 >