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. 27, 2025
Filed:
Nov. 03, 2022
Seiko Epson Corporation, Tokyo, JP;
SEIKO EPSON CORPORATION, , JP;
Abstract
A first-adhesive surface is provided on an upper portion of a head chip, a holder accommodates the head chip between the holder and a fixing plate and has a second-adhesive surface formed with an opening of a second-supply flow passage communicating with the head chip, the first-adhesive surface and the second-adhesive surface adhere to each other with a first-adhesive so as to define a coupling flow passage coupling between a first-supply flow passage and the second-supply flow passage, the upper portion of the head chip has a first-contact portion, the holder has a first-contacted portion facing the first-contact portion, and a first-dimension between the first-contact portion and the first-contacted portion is smaller than a second-dimension between the first-adhesive surface and the second-adhesive surface.