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:
Jul. 31, 1984
Filed:
Aug. 31, 1981
Applicant:
Inventors:
Yutaka Tatsumi, Osaka, JP;
Hideo Taniguchi, Kyoto, JP;
Assignee:
Rohm Company Limited, Kyoto, JP;
Primary Examiner:
Int. Cl.
CPC ...
H05B / ;
U.S. Cl.
CPC ...
219216 ; 219543 ; 338309 ; 338328 ;
Abstract
A thermal printing head comprising a base of electrically insulating material, a glaze layer formed on said base so as to form an elongated projection thereon, said glaze layer comprising a main portion and a portion integral with and extending from said main portion, at least one thermal printing element formed on said main portion of said glaze layer, and an area formed in said extending portion of said glaze layer to relieve said glaze layer of surface tension when glaze is sintered and then cooled to form said glaze layer on said base.