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:
Apr. 05, 2022
Filed:
Jun. 22, 2020
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Yoshinori Nakajima, Matsumoto, JP;
Kentaro Murakami, Matsumoto, JP;
Yoshiki Sugawara, Shiojiri, JP;
Hiroshige Owaki, Okaya, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01); B41J 2/16 (2006.01); B41J 2/175 (2006.01);
U.S. Cl.
CPC ...
B41J 2/1433 (2013.01); B41J 2/162 (2013.01); B41J 2/1632 (2013.01); B41J 2/17563 (2013.01); B41J 2002/14419 (2013.01);
Abstract
A liquid ejecting head including a nozzle configured to eject a liquid, a liquid flow path communicating with the nozzle, a communication chamber including a communication port configured to communicate with atmospheric air, a partitioning wall portion provided between the liquid flow path and the communication chamber, the partitioning wall portion including an opening portion that communicates the liquid flow path and the communication chamber to each other, and an elastic member closing the opening portion.