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:
Apr. 19, 2016
Filed:
Mar. 03, 2015
Seiko Epson Corporation, Tokyo, JP;
Hiroki Miyajima, Matsumoto, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A liquid ejecting head includes an introduction port which introduces first liquid; a flow path which communicates with the introduction port; a filter unit which is provided in the middle of the flow path, and includes a filter, a first filter support member which supports the filter from an upstream side, and a second filter support member which supports the filter from a downstream side; and a plurality of nozzle columns which eject the first liquid, in which the second filter support member configures one downstream filtering chamber which has a base on the downstream side of the filter, includes a plurality of communication holes on the base, includes branching flow paths which cause the first liquid in the downstream filtering chamber to branch off through the plurality of communication holes, and these branching flow paths respectively communicate with the plurality of nozzle columns.