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"I hate what they've done to my child...I would never let my own children watch it. "
Vladimir Zworykin, television pioneer ; Talking about an invention in which he played a critical role.
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| Number | Title | Issue Date |
| 7264412 | Printer An ink switching cam (40) is rotated interlockingly with forward/reverse rotation of a head driving motor at all times to swing a cassette support member (20). Accordingly, ink belts can be switched with a simple construction without using a solenoid o... | 09/04/2007 |
| 5480237 | Color printer having a ribbon controller A color printing apparatus includes a printing head which prints different color segments of an ink ribbon on a sheet, and an image data memory storing a plurality of color image data corresponding to a color image. The color segment opposed to the printi... | 01/02/1996 |
| 5476331 | Printer having print head position sensor and mechanism for inhibiting print head movement when ribbon holder is not in initial position A printer wherein a zero position sensor generates a zero-position signal and a non-zero-position signal depending upon whether the print head is placed in its zero position or not, and a print head locking mechanism is provided for permitting print head ... | 12/19/1995 |
| 5314259 | Recording apparatus having an improved mechanism for moving the recording section thereof An improvement in movement of the recording section in a recording apparatus such as a typewriter, a printer or the like is provided. This recording apparatus comprises: a print ribbon cassette having a recording material; a carriage having a solenoid or ... | 05/24/1994 |
| 5154520 | Multicolor printing apparatus having a multicolor ribbon shifting mechanism A multicolor printing apparatus having a multicolor ribbon shifting mechanism is disclosed wherein the multicolor ribbon is selectively separated from a print paper to be printed on prior to shifting the multicolor ribbon to change colors based upon a shi... | 10/13/1992 |
| 5145269 | Printer with a plurality of ink ribbon cassettes having a cam lift mechanism controlled by a stepper motor A printer with a plurality of ink ribbon cassettes is capable of printing characters or designs with a selected one of these ink ribbon cassettes. The printer includes a vertically movable cassette table on which the plurality of ink ribbon cassettes are ... | 09/08/1992 |
| 5123760 | Printer with variable ribbon shifting mechanism A printer comprising printing head moving means, printing ribbon feeding means, ribbon printing position change means and printing control means, in which printing control means gives instruction signals to regulate the crosswise move of the ribbon or to ... | 06/23/1992 |
| 5112150 | Serial type color printer with ink ribbon cassette position sensor A serial color printer equipped with a cassette holder (3) that carries an ink ribbon cassette (3) dismountably on a carriage (2) of a printing head, and is tiltably mounted on said carriage (2) so that the ink ribbon may be moved in a direction vertical ... | 05/12/1992 |
| 5080511 | Serial type color printer used with ink ribbon cassette A serial color printer equipped with a cassette holder (3) that carries an ink ribbon cassette (3) dismountably on a carriage (2) of a printing head, and is tiltably mounted on said carriage (2) so that the ink ribbon may be moved in a direction vertical ... | 01/14/1992 |
| 5063392 | Color change system for multicolor strip chart recorders An improvement is provided for printer such as the dot matrix or thermal type, in which the printhead is stepped across the paper over a multicolor ribbon supplied from a pivotally mounted cartridge and transported through a plane between the line of trav... | 11/05/1991 |
| 5039241 | Ribbon shifter with impact of character center on ribbon center A printer employs an ink ribbon in the form of a tape and is provided with a control system for judging proper printing positions of characters to be printed within respective printing ranges and for determining the relative position of the ink ribbon wit... | 08/13/1991 |
| 4983057 | Ribbon position selecting device for printer In a ribbon position selecting device for a printer which includes a step motor for driving a ribbon base retaining a ribbon cassette to locate a ribbon at a predetermined position, the present invention comprises a stopper for determining a reference pos... | 01/08/1991 |
| 4867587 | Printer for monochrome and color printing A printer for use with both monochrome and color ink ribbon cartridges has a cartridge holder which is rotatable to correctly position the ink ribbon of whichever cartridge is put in place in front of the print head. The cartridge holder and a transmissio... | 09/19/1989 |
| 4810118 | Cartridge system for printing apparatus A coloring system for a printing apparatus, wherein a color ribbon is mounted within a cartridge which may be inserted within the printing apparatus so that the color ribbon is operable in cooperation with a print head to effect color printing on a record... | 03/07/1989 |
| 4758108 | Printing apparatus with carriage drive utilized to feed print and erase ribbons and/or to feed the print ribbon and shift the erase ribbon A printer, including a first and a second feed mechanism supported by a carriage for feeding a print ribbon and an erase ribbon, respectively, at least one rotatable shaft supported by the reciprocating carriage rotatably in opposite directions, a one-way... | 07/19/1988 |
| 4747715 | Vacuum buffered ribbon transport system A printer having extended ribbon capacity is provided with a vacuum buffering system which stores ribbon on either side of a ribbon utilization mechanism, illustratively an impact print head. In a preferred embodiment, the ribbon is stored in a pair of va... | 05/31/1988 |
| 4586837 | Ink ribbon cartridge indication system for printer A printer includes a print mechanism defining a print region and a removable ink ribbon cartridge. The cartridge includes a body and two arms which are spaced apart and pivotally attached to the body with an ink ribbon across the gap between the ends of t... | 05/06/1986 |
| 4368993 | Replaceable assembly for multicolor printing A computer controlled impact printer has a replaceable ribbon guide assembly mounted on a printhead. The assembly is movable vertically between at least two stable positions. Each position places a differently colored portion of the ribbon between the pri... | 01/18/1983 |
| 4280767 | Printing apparatus Printing apparatus, in particular for performing multi-color printing operations, has a ribbon shift mechanism for selectively interposing different transversely spaced portions of a print ribbon between a print head and platen. The print head is of the i... | 07/28/1981 |
| 4236839 | Device for adjusting the height of a ribbon guide A device for business machines, data and teleprinters and the like, for selectively adjusting the height of the ribbon guide thereof, at the printing station, into one of several operating positions and a visibility position in which the printing station ... | 12/02/1980 |
| 4141662 | Recording ribbon mechanism for instrument recorders To simplify transport of a recording ribbon, such as an inked ribbon, making an impression record on a recording strip of a chart-type instrument recorder, the ribbon is formed as a closed, endless loop which is guided in a path adjacent the printing mech... | 02/27/1979 |
| 4073371 | Apparatus and circuits for two-color printing in electronic impact printers Color control means for selectively positioning one color of a two-color ribbon between a document-supporting platen and a print head having means for selectively impacting the desired ribbon portion against the document, said color control means comprisi... | 02/14/1978 |
| 3976180 | Matrix printer comprising one or more stackable groups of printing wires A matrix printer comprising one or more identical groups of printing wires which are guided in ducts in stackable plates of synthetic material. In the case of a plurality of stacked groups, the distance at the area of the printing ends of the wires betwee... | 08/24/1976 |
