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:
Jan. 16, 1990
Filed:
Mar. 17, 1988
Applicant:
Inventors:
Assignee:
Sony Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
400225 ; 4002403 ; 400236 ;
Abstract
A color ink ribbon positioning system for use with color printing apparatus that uses a color ink ribbon having a plurality of different colored ink regions formed at predetermined intervals on a ribbon base, in which only a single ink region marker block is provided for each set of colored ink regions, includes a detector for detaching the ink region marker block and a calculating unit for determining the leading edge of each color ink region that is to be successively arranged next to the printer head, so that is it only necessary to detect the single marker block in order to advance the ribbon to print the successive colors of a set.