Patent Number: 6,168,266

Title: Ink tank cartridge, a manufacturing method thereof and a packaging structure of the ink tank cartridge

Abstract: An ink-jet ink cartridge having an ink containing portion for containing the ink to be supplied to an ink-jet head, and a lid for covering the ink containing portion, characterized in that a wall of the ink containing portion and one face of the lid are welded together owing to frictional heat by vibration.

Inventors: Ishinaga; Hiroyuki (Tokyo, JP), Masuda; Kazuaki (Kawasaki, JP), Kaneko; Hajime (Kodaira, JP), Kamiyama; Yuji (Sapporo, JP)

Assignee: Canon Kabushiki Kaisha

International Classification: B41J 2/175 (20060101); B41J 002/175 ()

Expiration Date: 01/02/2018