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:
Oct. 17, 2023
Filed:
May. 09, 2022
Kyocera Corporation, Kyoto, JP;
Kenko Gejima, Kyoto, JP;
KYOCERA CORPORATION, Kyoto, JP;
Abstract
A liquid ejection headin the present disclosure is provided with a first channel memberincluding a first surface-, a plurality of ejection ports in the first surface, a plurality of pressurizing chambers which are individually communicated with the plurality of ejection ports, and a second surface-on the opposite side to the first surface-; with a pressurizing member on the second surface-; and with a second channel memberincluding a third surface-, a fourth surface-on the opposite side to the third surface-, a raised partwhich protrudes from the fourth surface, and a first through holein the raised part. The second channel memberis provided on a region in the second surface-of the first channel member, in which the pressurizing member is not arranged. When viewed on a plane, an outer circumferenceof the raised part is located on inner side from an outer circumferenceof the fourth surface-