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:
Sep. 03, 2013
Filed:
Nov. 28, 2011
Applicants:
Koji Yamada, Okaya, JP;
Akira Koyabu, Shiojiri, JP;
Inventors:
Koji Yamada, Okaya, JP;
Akira Koyabu, Shiojiri, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/335 (2006.01);
U.S. Cl.
CPC ...
Abstract
A thermal head enables printing even after printing for a long time to a print medium with low paper quality. A thermal headto which a print medium P is pressed by a platen rollerhas a heat unitwith a plurality of heat elementsarrayed on an axis, and an electrode connection unitthat is formed on an extension of the axis. A receptive space A to which the endof the platen rollercontact surfacethat is pressed to the thermal headis positioned is formed on this axis between the heat unitand the electrode connection unit