Patent ID: 6116725
Filing Date: 2000-09-12
Classification: B41J

Abstract:
An ink cartridge for use in an inkjet printer, said ink cartridge comprising:an ink holding chamber;an ink holding member, which is placed inside the ink holding chamber, for holding ink;an ink supply outlet that extends through a wall of the ink holding chamber and connects said ink holding chamber to an exterior thereof; andat least one protruding member that is placed on an interior surface of the wall of the ink holding chamber in which the ink supply outlet is formed and that protrudes into the ink holding chamber, said at least one protruding member being adjacent to but spaced apart from an opening of said ink supply outlet so that a portion of the wall of the ink holding chamber is disposed between said at least one protruding member and said opening of said ink supply outlet;wherein said at least one protruding member presses onto said ink holding member so that a space is created between said opening of said ink supply outlet and said ink holding member.