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. 14, 2019
Filed:
Jul. 28, 2016
Kyocera Corporation, Kyoto-shi, Kyoto, JP;
Kousei Horiuchi, Kyoto, JP;
Kouichi Maruta, Kyoto, JP;
Kazumasa Furuhashi, Kyoto, JP;
Yoshihiro Yuu, Kyoto, JP;
Ayumu Matsumoto, Kyoto, JP;
Hiroshi Tamura, Kyoto, JP;
Takayuki Yamamoto, Kyoto, JP;
Kyocera Corporation, Kyoto, JP;
Abstract
A liquid ejection head includes a first channel member and a plurality of pressurizing parts. The first channel member includes a plurality of ejection holes, a common channel, a damper chamber, and a damper. The first channel member is configured by a plurality of flat plates including a first plate with the plurality of ejection holes and a second plate adjacent to this. The second plate includes a first part sandwiched between the damper chamber and the first plate. A covering layer is unevenly provided on the first surface of the first part.