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| Number | Title | Issue Date |
| 4723855 | Compact printer A compact printer has a type drum having at least one row of types, the types, including at least one space, being arranged on the periphery of the drum at regular intervals. The type drum is rotated by a stepper motor and a hammer member is provided for ... | 02/09/1988 |
| 4655130 | Printer A printer for printing characters on a recording medium includes, a printing drum provided on a first portion and a second portion of the outer periphery thereof respectively with a first set of type faces and a second set of type faces, the first set of ... | 04/07/1987 |
| 4567570 | Electronic control system for a linearly slanted print head A logic network and method for processing columns of vertically oriented imaging data bits to produce control signals for operating a linearly slanted print head, includes writing different equal byte segments of each such column into a RAM memory while p... | 01/28/1986 |
| 4494885 | Compact printer A compact printer having a typefont belt constituting a typefont wheel maintained under tension on a support, wherein the platen is rendered displaceable in a direction away from the typefont wheel after the completion of the printing operation, and the f... | 01/22/1985 |
| 4458589 | Compact printer having a typefont belt with a type-free portion This invention provides, in a printing wheel having an internal hammer, a new structure of the typefont belt and a mounting method therefor on the support member. Also a structure of the printing drum and a driving method therefor suitable for intermitten... | 07/10/1984 |
| 4345846 | Impact printer with dual helix character print elements An impact printer is provided with a print member which comprises a first helical element having a first font of type characters arranged around its periphery; this first helical element is rotatably mounted so as to be linearily movable along an axis adj... | 08/24/1982 |
| 4230039 | Drum printer with helically arranged type sets A printing apparatus includes a type drum the outer circumferential surface of which has a first set of type including a plurality of type faces arranged in a counter-clockwise spiral and a second set of type including a plurality of type faces arranged i... | 10/28/1980 |
| 4189997 | Printer A printer has a stationary electromagnet device, a hammer having a permanent magnet therein, and a resilient member coupled to the hammer. The permanent magnet may be moved upon electrical energization of the electromagnet device to cause the hammer to im... | 02/26/1980 |
| 4152983 | Printing hammer driving system In a printing hammer driving system, there is provided a character-bearing member having a plurality of identical characters disposed in mutually offset relationship in each of lines. The characters in each of the lines differ from those in any other line... | 05/08/1979 |
| 4138942 | Printing device for printing on a continuously moving form The present device is a means for printing multi-lines of characters simultaneously on a continuously moving print receiving medium or form and in a manner eliminating the need for indexing the form line by line and column by column. Multiple type fonts a... | 02/13/1979 |
| 3990361 | Typewriting device A typewriting device has a type-carrying drum including a plurality of cylinders arranged in end-to-end relationship on the axis of the drum and each carrying a plurality of type elements arranged in spirals. A typewriting paper positioned adjacent to the... | 11/09/1976 |
