Patent ID: 7537318
Filing Date: 2009-05-26
Classification: B41J

Abstract:
1. An ink print head in which ink is supplied from an ink introducing section to a common liquid chamber through an ink storing chamber and in which the ink supplied to the common liquid chamber can be ejected from ejection openings, the print head comprising: a first storing chamber member and a second storing chamber member which are joined together to form the ink storing chamber; a filter partitioning the ink storing chamber into a first ink storing chamber located on the first storing chamber member side and a second ink storing chamber located on the second storing chamber member side; an ink output section formed in the second storing chamber member, the ink output section being able to discharge the ink in the first ink storing chamber to an exterior; and an outlet filter attached to the second storing chamber member, ink discharged from the output section flowing through the outlet filter, wherein the common liquid chamber and the ejection openings are formed in the second storing chamber member, the ink introducing section is formed in the second storing chamber member, and the ink introduced from the ink introducing section to the second ink storing chamber is supplied to the common liquid chamber through the filter and the first ink storing chamber.