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:
Jul. 24, 2007
Filed:
Jun. 24, 2004
Hideki Kanada, Aichi, JP;
Hikoharu Aoki, Aichi, JP;
Atsuo Sakaida, Gifu, JP;
Kazuo Kobayashi, Gifu, JP;
Yoshihumi Suzuki, Gifu, JP;
Hideki Kanada, Aichi, JP;
Hikoharu Aoki, Aichi, JP;
Atsuo Sakaida, Gifu, JP;
Kazuo Kobayashi, Gifu, JP;
Yoshihumi Suzuki, Gifu, JP;
Brother Kogyo Kabushiki Kaisha, Nagoya, JP;
Abstract
An inkjet printing head including: a common ink chamber having an outlet; and an individual ink flow path having a pressure chamber and leads ink from the outlet of the common ink chamber to a nozzle through the pressure chamber, wherein the common ink chamber and the individual ink flow path are formed of a plurality of thin plate members having holes formed thereon, the thin plate members being laminated and fixed onto one another by metal-metal junction, and wherein sectional area of the common ink chamber along a planar direction of the thin plate members is configured to be smaller at an end portion where the outlet is provided than at a central portion in a direction of thickness of the plurality of thin plate members.