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:
Dec. 14, 2021
Filed:
Nov. 14, 2019
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventor:
Kazuki Fukada, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/14 (2006.01);
U.S. Cl.
CPC ...
B41J 2/14201 (2013.01);
Abstract
An inkjet head or the like that is capable of efficiently applying a pressure required for discharging a liquid material includes: a nozzle hole; a pressure chamber; a liquid material supply flow path; a liquid material recovery flow path; a diaphragm; a piezoelectric element; and orifice structures that are respectively disposed between the liquid material supply flow path and the pressure chamber, and between the liquid material recovery flow path and the pressure chamber, and that are narrower than the pressure chamber in a plan view as viewed from a discharge direction of the liquid material.