Patent ID: 7871157
Filing Date: 2011-01-18
Classification: B41J

Abstract:
1. A liquid-jet apparatus comprising: a liquid storage member in which a liquid is stored, and which has an outlet to be an outlet of the liquid; a liquid-storage-member mounting part on which the liquid storage member is detachably mounted; a liquid introducing columnar body which introduces the liquid inside the liquid storage member into a liquid passage therein from liquid introducing ports in a state of being inserted into the outlet of the liquid storage member mounted; and a liquid-jet head which can eject the liquid, which is introduced from the liquid introducing columnar body, from nozzle orifices in accordance with the operation of a pressure generator, wherein the liquid introducing columnar body includes a tip surface facing the outlet, and a straight portion formed continuously with the tip surface, and groove portions are provided in the tip surface of the liquid introducing columnar body, wherein the liquid introducing ports are drilled to have openings inside the corresponding groove portions.