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:
Nov. 15, 2022
Filed:
Dec. 20, 2019
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Tsukasa Funasaka, Shiojiri, JP;
Yuki Hanamura, Azumino, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04B 45/04 (2006.01); B41J 29/377 (2006.01); B33Y 30/00 (2015.01); G03B 21/16 (2006.01); H02N 2/12 (2006.01); B29C 64/329 (2017.01); H02N 2/04 (2006.01);
U.S. Cl.
CPC ...
F04B 45/04 (2013.01); H02N 2/12 (2013.01); B29C 64/329 (2017.08); B33Y 30/00 (2014.12); B41J 29/377 (2013.01); G03B 21/16 (2013.01); H02N 2/04 (2013.01);
Abstract
A displacement magnifying device includes a diaphragm structure including a substrate and a diaphragm provided separately from the substrate, actuators provided side by side with the diaphragm structure, and a first member including displacing sections coupled to both ends of the actuators and displaced according to displacement of the actuators. The displacing sections are coupled to the diaphragm of the diaphragm structure.