Hand-held sweep electronic printer with compensation for non-linear movement
November 6, 2015. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3656169 3767020 Microcomputerized miniature postage meter Electric-signal controlled hand-held printer Apparatus for producing updated information on a tangible medium Small printer Small size ink jet printer Handy reader/printer apparatus Printer Offset ink jet postage printing InventorApplicationNo. 554043 filed on 11/06/1995US Classes:400/88, POCKET TYPEWRITER347/14, Responsive to condition347/109Hand-heldExaminersPrimary: Funk, Stephen R.Assistant: Kelley, Steven S. Attorney, Agent or FirmInternational ClassB41J 003/39AbstractA hand-held and self contained electronic printing apparatus for printing indicia on a medium disposed outside the apparatus includes a housing that can be manually positioned adjacent a surface of the medium and manually swept across a printing area on the medium during a printing sequence; a printer disposed in the housing and having a print head with a plurality of print elements such as ink jet nozzles for printing indicia in a selectable pattern of dots on the medium within the printing area; and an electronic control circuit disposed in the housing for controlling the printer to print indicia on the medium during a printing sequence, the control circuit comprising compensation for reducing image distortion based on detecting position of the nozzles during a printing sequence.Field of SearchPOCKET TYPEWRITER | |
