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. 16, 2012
Filed:
Jul. 07, 2010
Hiroshi Seida, Kawasaki, JP;
Riichi Saito, Fujisawa, JP;
Hiroshi Seida, Kawasaki, JP;
Riichi Saito, Fujisawa, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
In order to hermetically seal more surely a gap between a back surface of a liquid discharge substrate and a front surface of a support member, and an electrode portion etc., without adversely affecting discharge performance, a liquid discharge head includes a first sealing resin coated on a portion between the liquid supply port and the pad on the support surface so as to surround a tip end portion at the liquid supply port of the support member and a second sealing resin for sealing a gap between the support member and the liquid discharge substrate, and a peripheral part of the liquid supply port.