Celebrity Inventors
Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 5841954 | Dot printers with width compression capabilities A printer for printing font and/or barcode character bars comprised of a plurality of rows in a direction of printing movement perpendicular to the character bars which are in turn comprised of a plurality of close adjacent dots to improve print quality a... | 11/24/1998 |
| 5046413 | Method and apparatus for band printing with automatic home compensation A system and method for automatically compensating for inaccuracies in the positioning of the timing mark sensor of a band line printer. A selected hammer is operated to impact a test character and an adjacent space between characters or a space provided ... | 09/10/1991 |
| 5044792 | Compact type belt microprinter A microprinter for use in combination with such compact equipments as electronic calculator. The microprinter comprises a type belt driven through a belt pulley by a motor, a type selecting ratchet wheel combined with the belt pulley for rotation together... | 09/03/1991 |
| 5007748 | Printer for bar code using thin and thick bar code fonts An impact printing device for printing bar code patterns on an information carrier, the patterns including a combination of parallel thin and wide bars separated by spaces wherein the wide bars can have an imprint width which is a multiple of the thin bar... | 04/16/1991 |
| 4856429 | Flexographic printing machine, especially for flexographic blank printing A flexographic printing machine, especially for flexographic web printing, has at least one printing unit. Such a printing unit comprises an endless printing band drawn on round a back-up cylinder and a tension roller, an impression cylinder, an engraved ... | 08/15/1989 |
| 4744683 | Revolving endless bands comprising means for compensating for a displacement perpendicular to their direction of movement A type band for a printer comprises a track of marks to be scanned (timing marks) at least one of which is obliquely positioned relative to its adjoining marks. The centers of all marks are equidistantly spaced. When the horizontally moving type band is v... | 05/17/1988 |
| 4704963 | Device for cleaning a type-carrier A device for cleaning a rotary type-carrier, in which a brush which contacts the type-carrier continuously to clean it during normal operation may be moved so that its rotary center is positioned more closely to the type-carrier. As a result, as the brush... | 11/10/1987 |
| 4664543 | Device for monitoring and compensating for changes in the flight time of the print hammers of impact printers A device for monitoring and compensating for changes in the flight time of the print hammers of impact printers is disclosed. The flight time of the respectively monitored hammer is calculated from the elapsed time between the moment of firing of a hammer... | 05/12/1987 |
| 4597328 | Print hammer flight time control system A hammer timing control system for the print hammers of a line printer uses a plurality of read/write RAMs in place of individual fire control circuits for controlling the firing periods of the hammers. A delay value RAM stores individual delay values to ... | 07/01/1986 |
| 4576492 | Multi-stage printer A multi-stage printer has an arithmetic section for calculating the next paper moving amount on the basis of a line position of a selected type stage of a plurality of type stages; printing is performed by a desired number of digits in a first line positi... | 03/18/1986 |
| 4475828 | Small printer There is provided a small printer capable of effecting printing in two colors by a simple structure. The small printer comprises a base formed in a cylindrical shape, a plurality of places of printing type belts mounted on the outer peripheral surface of ... | 10/09/1984 |
| 4449449 | Data stamp device for automatic printing apparatus of copier A data stamp unit has a plurality of belts with seals thereon mounted in the unit so that a seal on each of the belts projects on an arcuately-shaped opening in the unit. The seals are also arcuately shaped. A push roller in the unit is rotated synchronou... | 05/22/1984 |
| 4444103 | Belt-type printing machine A belt-type printing machine, primarily for printing large numbers of different bingo tickets, includes a pair of endless belts one of which is slightly longer than the other. The belts each carry a series of identically-sized printing plates there being ... | 04/24/1984 |
| 4021906 | Method of manufacturing an endless printing belt for a belt type printing apparatus A thin heat-treated steel sheet material having marginal zones formed along four edges thereof is photo-etched to produce printing types and the like which are integral with the sheet material. The reverse side thereof is also slightly photo-etched for re... | 05/10/1977 |
| 3983804 | Printing device operating with a cycloidal printing motion for data processing machines A printing device operating with a cycloidal printing motion and having a revolving type carrier. The types on the type carrier are guided over a cycloidal path by a planetary gear drive. The type is carried on an elastic band which is carried between two... | 10/05/1976 |
