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:
May. 17, 1983
Filed:
Jun. 29, 1981
Applicant:
Inventor:
Kenichiro Arai, Shiojiri, JP;
Assignees:
Shinshu Seiki Kabushiki Kaisha, Nagano, JP;
Kabushiki Kaisha Suwa Seikosha, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B41J / ;
U.S. Cl.
CPC ...
4001563 ; 101 9317 ; 400154 ; 4001551 ;
Abstract
A serial printer for use in portable electronic calculators and the like. The printer includes a single printing head having a plurality of characters divided into two groups circumferentially disposed therearound in a predetermined pattern. A first selecting mechanism selects one of the two groups of characters. A second selecting mechanism selects the particular character in the group selected by the first selecting mechanism which is to be printed on a printing tape. The first selecting mechanism may include a helical gear mechanism which selects between the two groups of characters.