Patent ID: 6042224
Filing Date: 2000-03-28
Classification: B41J

Abstract:
An image recording device including an ink tank and a printhead in which ink is supplied from the ink tank to the printhead, and said printhead ejects the received ink in the form of ink drops through nozzles thereof onto a recording medium, to thereby form an image on the recording medium, wherein said ink tank comprising:a first ink chamber for holding ink therein under a negative pressure, said first ink chamber including an air inlet opened to the air and an ink supplying port for supplying ink;a first meniscus forming member having a number of perforations, provided in said ink supplying port;a second ink chamber connected to said ink supplying port and having a joint portion to be communicatively coupled with said printhead;a second meniscus forming member having a number of perforations and having a mesh size of 5 to 60 microns provided in said joint portion; andsaid printhead comprising:a filter for filtering out incoming foreign materials when said filter is coupled with said joint portion of said ink tank, said filter having a mesh size of 10 to 60 microns.