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:
Aug. 17, 2021
Filed:
Nov. 13, 2019
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Yoshiyuki Nakagawa, Kawasaki, JP;
Kazuhiro Yamada, Yokohama, JP;
Takuro Yamazaki, Nagi, JP;
Toru Nakakubo, Kawasaki, JP;
Ryo Kasai, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01); B41J 2/145 (2006.01);
U.S. Cl.
CPC ...
B41J 2/145 (2013.01); B41J 2/1404 (2013.01); B41J 2/1433 (2013.01); B41J 2202/12 (2013.01);
Abstract
In a liquid ejection head, ejection orifices can be densely arranged while suppressing decrease in liquid flow speed. A channel extending through a pressure chamber extends in a direction crossing an ejection orifice array such that a liquid flows between the two ends of the channel located on the sides of the ejection orifice array.