Did You Know...
...that the first rickshaw was invented in 1869 by an American Baptist minister, the Rev. E. Jonathan Scobie, to transport his invalid wife around the streets of Yokohama?
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| Number | Title | Issue Date |
| 5829895 | Method for printing an image indicative of value such as a postal indicia A method includes printing a dot-matrix pattern of a first one of an image on a recording medium; and printing a dot matrix pattern of a second one of the image on the recording medium which second one of the image is interlaced with the first one of the ... | 11/03/1998 |
| 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 |
| 5560721 | Shuttle printer with shifting wire guides A shuttle printer has a flexible arm made of a resilient member, to which tip guides are fixed. Print wires driven by a plurality of piezoelectric actuators are supported by the flexible arm. Midway guides are provided to support and guide the intermediat... | 10/01/1996 |
| 5449239 | Impact dot head with resiliently mounted wire guide Disclosed is an impact dot head and an impact dot printer provided as not causing wire breakage by supporting a wire performing a printing operation so as to be resiliently oscillatable in a printing digit direction even if the impact dot head starts prin... | 09/12/1995 |
| 5320441 | Wire-dot printer in which printing modes can be changed over from one to another Printing wires are able to be changed over from one to another by the movement of a printing head alone, thereby eliminating the need for a solenoid and simplifying the arrangement. The printing quality is improved by uniformly guiding the printing wires ... | 06/14/1994 |
| 5215390 | Matrix pin print head An electromagnetic drive (5) for longitudinal motions is in each case furnished for each print pin (3) in a matrix pin print head (1). Guide mouthpieces (9), movable back and forth or, respectively, up and down, are furnished for the generation of speed a... | 06/01/1993 |
| 5180234 | Dot matrix printing head for high-definition or high-speed printing A printing head of the type in which the tips of the needles are guided in two parallel rows by a pair of matrices disposed side by side comprises a support which carries a first matrix. The support is fixed to a printing body. The second matrix is carrie... | 01/19/1993 |
| 5078521 | High-speed or high-definition dot matrix printing head A dot matrix printing head on which the tips of the printing pins are supported on a matrix, in turn supported on a body designed to travel in the printing plane, in two side by side, parallel offset rows; mainly characterized by the fact that the matrix ... | 01/07/1992 |
| 5071270 | Dot matrix print head with moveably adjustable needle guide A dot matrix print head with a moveable print needle guide. The dot matrix print head includes an elastic adjustment element mounted in the housing of the dot matrix print head and extending at least approximately parallel to the print needles. The moveme... | 12/10/1991 |
| 5030021 | Multi-column dot printing device A dot printing device comprises a printing head including a plurality of needle lines each formed of a plurality of printing needles arranged at a predetermined pitch in a vertical direction, a control circuit for driving the needle lines, and a moving me... | 07/09/1991 |
| 4993855 | Printing head for a needle printer A printing head for a needle printer includes a cylindrical switching head, rotatably arranged in the front region of the printing head and a guide piece for holding printing needles extending substantially perpendicularly to the printing direction. The c... | 02/19/1991 |
| 4929103 | Shiftable guide for a matrix printhead A printhead for dot matrix printing has several styli arranged in one or two vertical columns so that the tips are arranged in one or two mouthpieces being independently movable. High-speed printing operates with a matrix per character having a number of ... | 05/29/1990 |
| 4900167 | Matrix pin printer with adjustable print pin guide The print pin drive device group (3) and a print pin guide device group (5) with a casing (8) guiding the print pins (7) is provided with an adjustable print pin guide (2) at a matrix pin print head (1). An electric lifting magnet (9) with set screw (12) ... | 02/13/1990 |
| 4856920 | Dot matrix printing and scanning A unique Dot Scanning System is described which gives superior quality speed performance. One form of this dot scanning system is intra-dot and is applicable to both serial and line impact dot matrix printers, line and serial thermal printers, ink jet, as... | 08/15/1989 |
| 4854752 | Convertible print head A convertible print head carrying a plurality of needles comprises a rear portion carrying members controlling the needles and a front one portion including a slidable third device at the rear portion. The front one portion includes a front bracket compri... | 08/08/1989 |
| 4794407 | Recording device having rotatable matrix unit and sensor means for detecting relative movement direction, relative speed and rotation angle of matrix column A device for recording of information in the form of characters or symbols onto an information carrier. A recording device of the matrix type (13) is rotatable around an axis perpendicular to a column of the matrix. The recording device is arranged for relativ... | 12/27/1988 |
| 4640633 | High-speed wire print head with wire print position shift apparatus A matrix head wire print position shift apparatus which includes a plurality of longitudinally movable print wires which are mounted in an elongated wire housing and are disposed in guides which movably support the longitudinally movable print wires for l... | 02/03/1987 |
| 4629344 | Dot matrix print head with an adjustable print needle guide A dot matrix print head which has on the side of the print countersupport (1) a print needle adjustment unit (3) with an electromagnetically drivable guide orifice (7) for the print needles (4) on an adjustment element (6). To provide a precise adjustment... | 12/16/1986 |
| 4605323 | Dual quality wire matrix print head A wire matrix print head movable along a print line has a pair of guides containing print wires arranged in two parallel columns. Horizontally movable sloped platforms are provided for moving the guides vertically relative to each other so as to change th... | 08/12/1986 |
| 4591279 | Marking machine for forming variable sized characters A portable frame is supported for vertical movement on a pair of posts adjacent the surface of a table for receiving an object to be marked. A traveling plate is supported for movement on the frame in the horizontal plane above the surface of the object o... | 05/27/1986 |
| 4539905 | Dot matrix line printer and print element driver assembly therefor A dot matrix line printer incorporates plural print element driver assemblies each including N electromagnets driving N print rods, with each electromagnet having a local magnetic circuit that includes a working air gap and a passive air gap; a permanent ... | 09/10/1985 |
| 4534287 | Dot matrix print head Hammer actuators are mounted on a support. Instead of moving the entire massive support to traverse the paper for each line, only a low inertia member, which positions the impact ends of the print wires, is moved. The internal structure of the member faci... | 08/13/1985 |
| 4470713 | Writing head The needle writing head comprises a support in two parts (5 and 6), each comprising recesses (15, or 18) forming guide paths for needles (16) located along two rows. The part (6) is movable parallel to the row of needles (16) over a distance equal to one-... | 09/11/1984 |
| 4459051 | Matrix printer A matrix printer comprises a print head for effecting recording on a recording medium, a print wire provided on the print head, a holding member provided on the printing end side of the print wire and movable relative to the print wire, and control means ... | 07/10/1984 |
| 4400101 | High-quality/high-speed matrix printing The print head of a matrix printer includes two columns of print wires held in separate members which are individually vertically displaceable as well as together in order to obtain different conditions for printing. Good quality or high-speed modes can b... | 08/23/1983 |
| 4260268 | Device for driving dot printing bars in a dot printer The device for driving dot printing bars in a dot printer comprises a recording paper holding and feeding platen, dot printing bars reciprocally movable between an inoperative position and an operative position, a common rotary friction roller normally he... | 04/07/1981 |
| 4248147 | Control system for dot matrix line printer using one print element per character A control system for a dot matrix line printer having one print element for each character position on the line; a single-line memory stores the data words for a line of characters and those data words are supplied to a character signal generator sequenti... | 02/03/1981 |
| 4077336 | Printing device for high speed printers Printer for printing machine comprising a plurality of styluses arranged in a plane parallel to the writing line and a corresponding number of electromagnets whose armatures cooperate with one end of the styluses mounted in a fixed guide, the other end be... | 03/07/1978 |
| 4059183 | Dot matrix printer with slanted print head and modular skewing of dot pattern information A high resolution letter quality 24 by 40 dot matrix ink jet printer includes a movable print head having print elements disposed to print along a slanted line, a character generating module providing character dot patterns to be printed and a modular ske... | 11/22/1977 |
| 4046073 | Ultrasonic transfer printing with multi-copy, color and low audible noise capability A printing or copying system in which ink is transferred from an ink-bearing medium to a printing medium through the use of ultrasonics. The ink-bearing medium may be an ink ribbon, carbon paper or the like which is in contact with a printing medium such ... | 09/06/1977 |
| 4031992 | Printing device A printing device, for example of the needle impact type, is equipped with lectrical means controlling the operation of the needles to produce alternative forms of printed data, for example letters of different degrees of inclination.... | 06/28/1977 |
| 4010835 | Matrix print head A serial matrix printer has a print head mounted to move along a print line. The print head has means to change the relative vertical positions of some of the print wires with respect to the others. A first embodiment uses a pair of wire guides arranged s... | 03/08/1977 |
