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. 28, 2021
Filed:
Jul. 01, 2020
Seiko Epson Corporation, Tokyo, JP;
Akinori Taniuchi, Matsumoto, JP;
Akira Miyagishi, Matsumoto, JP;
Toshiro Murayama, Fujimi-machi, JP;
Shotaro Tamai, Matsumoto, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A liquid ejecting head includes a first flow path extending in a first axial direction between a supply port and a discharge port, and a nozzle that is provided to branch from the first flow path and that discharges a liquid along a second axial direction orthogonal to the first axial direction. The nozzle includes a first nozzle portion in which a first opening for discharging the liquid is formed and a second nozzle portion in which a second opening that is a coupling port with the first flow path is formed, and a diameter rof the second opening in the first axial direction is larger than a diameter rof the first opening in the first axial direction.