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:
May. 24, 2022
Filed:
Oct. 20, 2020
Seiko Epson Corporation, Tokyo, JP;
Dai Nozawa, Matsumoto, JP;
Abstract
A liquid ejecting apparatus includes a print head that includes a first terminal and a second terminal, a first circuit substrate electrically coupled to the print head, and a second circuit substrate electrically coupled to the first circuit substrate, wherein the first circuit substrate includes a first coupling terminal electrically coupled to the print head, and a first electrolytic capacitor, wherein the second circuit substrate includes a constant voltage output circuit that outputs a constant voltage signal supplied to the second terminal, a first output terminal that is electrically coupled to the first circuit substrate, and a second output terminal that is electrically coupled to the first circuit substrate, and through which the constant voltage signal is output to the first circuit substrate, wherein the first electrolytic capacitor is electrically coupled to the second output terminal and the first coupling terminal.