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. 25, 2017
Filed:
Sep. 01, 2015
Applicant:
Sii Printek Inc., Chiba-shi, Chiba, JP;
Inventors:
Toshimitsu Morooka, Chiba, JP;
Satoshi Horiguchi, Chiba, JP;
Assignee:
SII PRINTEK INC., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/16 (2006.01); B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
B41J 2/1642 (2013.01); B41J 2/14209 (2013.01); B41J 2/1609 (2013.01); B41J 2/1623 (2013.01); B41J 2/1631 (2013.01); B41J 2/1632 (2013.01); B41J 2002/14491 (2013.01);
Abstract
A liquid jet head includes ejection channels and dummy channels alternately arrayed across partitions to configure a channel row, and drive electrodes that are side surfaces of the partitions and are positioned from upper ends of the partitions in a depth direction, and an average depth of two drive electrodes positioned on facing side surfaces of the ejection channel is different from an average depth of two drive electrodes positioned on facing side surfaces of the dummy channel adjacent to the ejection channel.