Ink cartridge and ink jet recording head adaptable for the same
AssigneeSeiko Epson Corporation
InventorsTakeo Seino, Yoshihiro Koizumi
Life of this patent
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Abstract
An ink cartridge includes ink passages (5) which are spaced from a bottom part (2a) of a container by a fixed distance and extend parallel to the bottom part (2a) while being disposed within an area of the bottom part (2a), ink supply ports (7) having an opening surface at the ends of the ink passages (5), which the opening surface may be connected to ink guide members (38) communicating with an ink jet recording head (37) and directed perpendicular to the bottom part (2a). In the ink cartridge, the bottom part (2a) of the container is guided by a protrusion (39) of the carriage (33).
Claims11
An ink cartridge comprising:
- a container having a bottom surface and defining at least one ink chamber;
- a protruded portion protruded from the bottom surface and defining an ink supply passage;
- an ink supply port, provided to the protruded portion, having an opening surface substantially perpendicular to the bottom surface;
- and
- a guide portion located between the bottom surface and the opening surface.
An ink jet recording apparatus adapted for use with an ink cartridge, comprising:
- a reciprocatively movable carriage;
- an ink jet recording head provided on the carriage;
- an ink guide member through which ink in the ink cartridge being mounted on the carriage is supplied to the ink jet recording head, the ink guide member having a horizontally protruded leading end;
- and
- a protrusion, horizontally protruded near the ink guide member, for engagement with the ink cartridge.
Dependencies are inferred from the claim text.