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. 01, 2025
Filed:
Jul. 21, 2022
Applicants:
Masaya Shingyoh, Kanagawa, JP;
Ryuji Tsukamoto, Kanagawa, JP;
Kohta Akiyama, Kanagawa, JP;
Inventors:
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01); B41J 2/175 (2006.01);
U.S. Cl.
CPC ...
B41J 2/14233 (2013.01); B41J 2/175 (2013.01); B41J 2002/14266 (2013.01);
Abstract
A liquid discharge head includes: a diaphragm having a nozzle; a substrate including a pressure chamber communicating with the nozzle; a piezoelectric body over the diaphragm, the piezoelectric body configured to deform at least a part of an edge of the nozzle; and a vibration absorbing portion in the diaphragm.