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:
Feb. 02, 2016
Filed:
Mar. 27, 2014
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Hajime Nakao, Azumino, JP;
Shunsuke Watanabe, Matsumoto, JP;
Assignee:
SEIKO EPSON CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/045 (2006.01); B41J 2/14 (2006.01); B41J 2/16 (2006.01);
U.S. Cl.
CPC ...
B41J 2/14201 (2013.01); B41J 2/14233 (2013.01); B41J 2/1618 (2013.01); B41J 2002/14362 (2013.01);
Abstract
Provided is a liquid ejecting head which ejects liquid from nozzle holes by changing a pressure in a liquid flow path in a pressure chamber. The liquid ejecting head includes a flow path member which is formed of ceramic, and in which the pressure chamber is formed; and a piezoelectric element which includes at least a first piezoelectric layer which is formed of ceramic. The first piezoelectric layer of the piezoelectric element is bonded to the flow path member, and the first piezoelectric layer faces the pressure chamber.