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. 11, 2025
Filed:
Jan. 25, 2023
Seiko Epson Corporation, Tokyo, JP;
Takashi Koase, Shiojiri, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A liquid ejecting device includes a head including a nozzle and configured to eject, from the nozzle, liquid supplied from a plurality of supply sources, a plurality of supply channels coupled to the plurality of supply sources and the head, a plurality of reservoir portions located respectively at the plurality of supply channels, each of the plurality of reservoir portions including a storage chamber configured to store the liquid supplied from the plurality of supply sources, a plurality of discharging channels respectively coupled to the plurality of reservoir portions, and each configured to eject a bubble from the plurality of storage chambers, and a suctioning portion configured to apply a negative pressure to the plurality of discharging channels. Each of the plurality of discharging channels includes a resistance portion with a larger pressure loss than a corresponding supply channel of the plurality of supply channels.