The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 03, 1992
Filed:
Sep. 28, 1990
Thomas R Grimm, Troy, TX (US);
Erik A Treszoks, Temple, TX (US);
Luther L Oliver, Austin, TX (US);
Sam Vinson, Temple, TX (US);
Jose I Rodriguez, Garland, TX (US);
Donald J Arndt, Georgetown, TX (US);
Mark A Rendon, Belton, TX (US);
Dan Dodson, Temple, TX (US);
Texas Instruments Incorporated, Dallas, TX (US);
Abstract
A portable printer including paper feed apparatus for utilizing sheet, roll or continuous form paper. The paper feed apparatus having pin feed drive members and friction rollers for feeding all three forms of paper. The printer also includes apparatus for selecting printing different character pitches to reduce the memory capacity required. A method is provided for operating the printer to obtain alignment of the paper feed drive motor prior to printing.