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5933178 Multi-stylus head and process for producing the same  
Odd- and even-numbered conductors of recording electrodes, for example, first or second recording electrodes, are divided in the direction in which the conductor at the time of winding are stacked...
5530690 Multi-needle recording head and method of manufacturing the same  
A multi-needle recording head has retaining members within an electrode support block, each retaining member serving to retain a recording electrode wire. The retaining members can not only lessen...
5351072 Automatic lead supply apparatus for plotter  
When a pen holder of a drawing head of an automatic lead supply apparatus is raised and lowered, and a knocking pipe of a pencil holder held by the pen holder strikes or is pressed against a...
5343232 Multiple-needle electrode head  
There are disclosed a multiple-needle electrode head and its manufacturing method. The head comprises: a first head half body including at least two electrode substrates, each having needle-shaped...
5317342 High-density print head  
The invention is a print head for a thermal or electrostatic printer, the print head being made from a high-density circuit. The high-density circuit includes conductors having a spacing less than...
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,...
5241325 Print cartridge cam actuator linkage  
Apparatus and techniques are disclosed for aligning the operation of the ink jet printhead cartridges of a multiple printhead ink jet swath printer that includes a print carriage that is movable...
5231422 Recording head having two substrates superposed such that electrode supporting surface of one of the substrates faces non-electrode-supporting surface of the other substrate  
A recording head operable to apply an electric current to an electrically resistive layer, the head including two substrates each of which supports at least one electrode on one of opposite major...
5225855 Electrographic flare reduction by spacing and gas control  
An apparatus for selectively setting the distance between the write head of an electrographic printing apparatus and a recording medium in combination with the use of a gas, present in the gap...
5212502 Ink jet print head mounting mechanism  
An exact constraint mounting is provided between the print head and the carriage of an ink jet printer. The mounting scheme includes three generally spherical alignment features on the carriage, a...
5208987 Marking device with vibrating yieldable writing tip  
A marking device which includes a hand-held housing and electrically powered means for vibrating the housing. An ink cylinder having a writing tip at its end is slidably supported within a...
5173718 Scanning head  
A scanning head comprises a support member for supporting the head in pressing contact with a platen. The support member has lower strength portions spaced longitudinally of the head, and higher...
5164740 High frequency printing mechanism  
The present invention provides an ink-jet ejection device which is capable of ejection or ink (including hot melt ink) jet frequencies greater than 50,000 Hz. A cantilevered beam of selected shape...
5150525 Drawing device for use in drafting machine  
A drawing device for use in a drafting machine includes one length of long casing; a lead guide fixedly secured to the leading end of the casing; one length of pipe member inserted from the other...
5148194 Ink jet recording apparatus with engaging members for precisely positioning adjacent heads  
A liquid jet recording head comprises a recording apparatus having an orifice for discharging liquid and an energy generator for generating energy to discharge the liquid. Each recording head has...
5119114 Method and apparatus for centering aligning and attaching carriage shafts in a pen plotter  
This invention is directed to a method and associated apparatus for allowing the carriage shafts of a pen plotter to be mounted and aligned quickly and accurately without the introduction of any...
5107283 Electrostatic recording head with improved alignment of recording electrodes  
The present invention is directed to an electrostatic recording head comprising an electrode substrate made of an insulating material, a plurality of parallel recording electrodes made of a...
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...
5083139 Thermal head formed of a flat cable encapsulated in a supporting body  
The present invention enables simplification of the assembly of a thermal head capable of performing printing at a high density and with a high resolution. A stable support of electrodes is also...
5079566 Printing apparatus with a printhead having stratified recording electrodes, return electrode and preheating electrode for use with resistive thermal transfer ribbon  
An ink transferring printing mechanism includes an ink sheet having a resistance layer, a conductive layer and an ink layer which are stacked in this order, and a recording head. The recording head...
5065169 Device to assure paper flatness and pen-to-paper spacing during printing  
A printer includes an inkjet pen to eject ink drops for printing on the surface of a sheet, a carriage mounted to carry the pen back and forth on the sheet, and a skid-like spacer to ride upon the...
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...
5049898 Printhead having memory element  
A disposable printing assembly includes a memory element in which data characterizing the assembly can be stored. This data can characterize the identity of the assembly, or one or more of its...
5039232 Office machine including a multicolor plotting mechanism  
A typewriter includes a carriage arranged for reciprocating travel, a receiving arrangement mounted on the carriage, a drive arrangement mounted on the carriage, and a ribbon cartridge receivable...
5023700 Minutely patterned structure  
A patterned structure including a plurality of patterned sheet members which have respective configurations and which are partially superposed on each other and which cooperate with each other to...
4991300 Lead automatic supply device for X-Y plotter  
A lead automatic supply device for an X-Y plotter has a writing implement stocker connected to a first rotary drive device, and a lead supply stocker rotatably disposed above the writing implement...
4990937 Device for supporting a print head  
A device for supporting a print head includes a tabular print head capable of contacting a platen, the print head being mounted on a head-supporting plate retained by a supporting shaft. A central...
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...
4973987 Thermal recording head  
A thermal head for transferring heat-sensitive ink material coated on an ink support onto a recording sheet comprises heating elements capable of coming in pressure contact with the support for...
4972205 Thermal printing head  
A thermal printing head according to the present invention comprises a heat sink plate carrying, on its one surface, heating elements and a presser cover. The presser cover receives heat from the...
4963886 Thermal printing head  
The present invention provides a thermal printing head which comprises an elongate heat sink plate, an elongate head circuit board mounted on the heat sink plate, a connector board partially...
4959668 Device for producing images on printing image carriers  
The invention proposes an electrical image producing device for use with printing image carriers of printing presses. The main components of the device are writing units designed in the form of...
4951070 Charge transfer imaging cartridge mounting and printer  
There is described a cartridge mounting for locating a cartridge in a printer adjacent a print drum for receiving a charge image from the cartridge. The cartridge includes a spine and has a...
4922269 Liquid jet recording head unit, method of making same and liquid jet recording apparatus incorporating same  
A liquid jet recording head unit comprises a recording head, for forming flying liquid droplets which are discharged through an orifice by the action of energy generated by an energy generating...
4905026 Gas-supported electrographic writing head  
A writing apparatus for forming an electrostatic latent image on a charge-retentive image carrier in which the writing head is biased by a force so that the writing head tends to contact the image...
4905016 Recorder with a pencil pen and method therefor  
A recorder with a pencil pen which contains a plurality of pencil leads therein comprises means for causing a lead chuck mechanism of the pencil lead to hold and release the pencil lead and means...
4884084 Chart recorder  
A chart recorder is described, which is especially useful in recording the temperature of a cargo being shipped, which can be constructed at low cost and which provides a tamper-resistant and...
4881133 Arrangement for the recording of an information signal  
An arrangement for the recording of a digital information signal, in particular onto a plate-shaped, metallic recording carrier with the aid of a penetrating element is specified, in which the...
4881088 Plotter pen ink level detector  
In a computer controlled automatic plotting device, an ink level detector is provided in a plotter pen cartridge. An ink-following object is provided in the plotter pin cartridge and is supported...
4881087 Printhead structure and method of fabrication  
An electrostatic or thermal printhead and method of fabrication is provided in which dielectric material is disposed in a row of spaced depressions or in a single recess along the upper surface of...
4872027 Printer having identifiable interchangeable heads  
A dot-matrix printer is provided with different types of printheads which are interchangeably attachable to the printer carriage. The heads are provided with individual codes which are read by the...
4835552 Recording head  
A recording head of the present invention comprises an electrically insulating substrate having an elastic layer on a substrate, a plurality of recording electrodes arranged in a side-by-side...
4823148 Plotter pen with asymmetric point  
A calligraphic writing system includes a plotter of the type having a pen carriage, a pen holder mounted on the carriage, a recording table, and means for moving the pen carriage relative to the...
4806034 Write head controller with grid synchronization  
A system for precisely positioning a printing element relative to a rotating drum, as in a drum printer, employs two position signals for alignment purposes. A pair of linear grids is disposed...
4785318 Electrostatic recording head  
An electrostatic recording head comprises a number of recording electrode styli arranged at spaces from one another, in a row, the electrode styli being divided along the row into sets each...
4776097 Dual mode acceleration control for a plotter  
In a graphics plotter having motor control logic for controlling a motor employed in the process of drawing a series of vector lines comprising a plot, an improvement to the logic for applying...
4775870 Non-impact printer  
A non-impact printer has a movable printhead carriage for traversing a print medium and has a bracket, also serving as a heat sink, pivotally connected to the printhead carriage. A non-impact...
4774527 Printhead having electrodes at more than one edge surface  
A printhead of a resistive ribbon printer has a column of electrodes formed on each of at least two edge surfaces. When the column of electrodes at one edge surface is worn out after being used for...
4758846 Heat pen  
A heat pen comprising a first tube, a holder tube coiled with resistance wire and a metallic cylinder as a stylus. When the resistance wire is charged with electricity the metallic cylinder is...
4739348 Recording head assembly using magnetic toner and image forming apparatus using the same  
A recording technique for causing a magnetic toner to pass through needle-like recording electrodes by a magnetic force and forming a toner image on a recording medium by a signal voltage applied...
Matches 1 - 50 out of 353 1 2 3 4 5 6 7 8 >