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. 10, 2024
Filed:
Oct. 13, 2021
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventors:
Sari Ito, Tochigi, JP;
Masahiro Kuri, Tochigi, JP;
Akiko Iimura, Tochigi, JP;
Noriyasu Hasegawa, Tochigi, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/45 (2006.01); B41J 2/045 (2006.01); B41J 2/14 (2006.01); B41J 2/165 (2006.01); G03F 7/00 (2006.01);
U.S. Cl.
CPC ...
B41J 2/0451 (2013.01); B41J 2/04581 (2013.01); B41J 2/14201 (2013.01); B41J 2/16535 (2013.01); G03F 7/0002 (2013.01);
Abstract
A liquid discharge device includes a container configured to contain a liquid; a discharge port which is formed by bonding a plurality of substrates and from which the liquid supplied from the container is discharged; a piezoelectric element provided in correspondence with the discharge port, and configured to generate energy for discharging the liquid from the discharge port; and a detection unit configured to detect peeling of a bonding surface between the plurality of substrates forming the discharge port.