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| Number | Title | Issue Date |
| 7070347 | Printer with a pivoting gear mechanism A printer, suitable for use in a hand held printer, having a dual direction drive mechanism for driving ink ribbon in a forward feed direction and a reverse feed direction. The drive mechanism is mounted in a printer body, and includes a stationary gear drive assemb... | 07/04/2006 |
| 5711623 | Ink ribbon recording apparatus A single-pass ink ribbon and a multi-pass ink ribbon are incorporated in a single recording apparatus. An identification mark is attached to one end of the single-pass ribbon (or the multi-pass ink ribbon) so that a ribbon sensor can discriminate two kind... | 01/27/1998 |
| 5344244 | Printer and ink ribbon cartridge having color block detection means A video printing apparatus including a thermal head and accommodating an ink ribbon cartridge having a plurality of color blocks. The apparatus has a subsidiary head which records an identification mark on the color blocks when used in a printing operatio... | 09/06/1994 |
| 5340223 | Multi-strike ink ribbon feed control Means to control feeding of a multi-strike ink ribbon housed in a reversible cassette is disclosed. The cassette carries a magnetizable element and when the cassette is inserted in printing apparatus the element is located in operative alignment with a ma... | 08/23/1994 |
| 5152625 | Dual use of ribbon sensor in a printing device A recording device in which an ink ribbon is used and recording is performed shifting the ribbon in the direction of the width of the ribbon and having a sensor for detecting the end of an effective portion of the ribbon. Using the end sensor, the vertica... | 10/06/1992 |
| 5138335 | Thermal printer with removable ribbon unit A thermal printer includes a ribbon supply device for running a transfer ribbon through a printing section. The device includes a ribbon unit and a ribbon drive section which are removably mounted on a head supporting frame of the printing section. The ri... | 08/11/1992 |
| 5110229 | Printing device having a ribbon cassette with a end of ribbon sensor A printing device including a mounting base on which a ribbon cassette accommodating a ribbon having a transparent terminal end part is removably loaded, light emitting and receiving elements fixed on the mounting base and a reflective plate fixed on the ... | 05/05/1992 |
| 5051011 | Thermal printer with shutter ribbon end detector A printer, such as a thermal printer, which can print on a paper, etc. The printer comprises: a supply core; a print ribbon which is wound onto the supply core; a paper which is put together with the print ribbon which is supplied from said supply core; a... | 09/24/1991 |
| 4869607 | Line printer ribbon reverse mechanism A ribbon reverse mechanism for a high-speed line printer having a towel ribbon driven between a pair of spring-loaded spools by gear means coupled to band drive motor includes an input shaft coupled to the drive motor and having mounted thereon a pair of ... | 09/26/1989 |
| 4815875 | Tape-ribbon cartridge and receiver tray with pivoted cover and cam A tape-ribbon alignment and delivery system for a thermal transfer device or the like of the type having a device housing and a transfer station including a printhead and a platen for transferring a selected image from a ribbon to a tape. The system furth... | 03/28/1989 |
| 4653939 | Thermal printer A single drive source drives a pressing cam to selectively press a thermal head against a thermal transfer tape for printing on a recording paper behind the tape. The tape is divided into three longitudinal printing regions so the thermal head can be reci... | 03/31/1987 |
| 4448364 | Reversible ribbon drive A web drive system for automatically reversing the direction of travel of the web when the end of the web is reached. A reversible electric motor provides power to either the supply or take up spindles. An end of the web is affixed to each of the spindles... | 05/15/1984 |
| 4175876 | Drive mechanism for printer A printer including a printing head adapted for reciprocal displacement across a printing tape for effecting printing on the tape in at least one direction of reciprocation is provided. The printer includes a lever pivoted on a frame and adapted to recipr... | 11/27/1979 |
| 4079828 | Apparatus for controlling the bi-directional transport of a flexible web Unidirectional driving torque is applied to the inputs of first and second differential gears. Each differential gear includes an output blocking gear as well as a spool output gear coupled to a spool with a ribbon web transported between the spools. A lo... | 03/21/1978 |
| 4061219 | Printing device A printing device includes a wire printing head provided with a plurality of closely adjacent printing wires movable back and forth with respect to a web of printing paper with inking ribbon interposed therebetween. The device further includes a pair of s... | 12/06/1977 |
| 4046246 | Serial impact calculator printer A serial impact printer of the type utilizing a dot matrix print head is specifically adaptable for use as a calculator or adding machine and is characterized by utilizing a common drive source to advance the print head across the paper, advance the paper... | 09/06/1977 |
| 3976185 | Typewriter ribbon conveying mechanism A ribbon cassette support is pivotally mounted on the printing head carriage of a typewriter. The support includes driving pawls for driving the cassette hubs and a member selectively disengaging one pawl from one hub to allow driving of the other hub by ... | 08/24/1976 |
| 3951061 | Label printing apparatus A strip of label material is fed from a supply roll to a preprint unit which incorporates a set of strip feed rolls driven by an electric motor-reducer drive unit. The drive unit is adapted to be stopped by a rotary solenoid actuated brake controlled by a... | 04/20/1976 |
