Ink cartridge
AssigneeMonitek Electronics Limited
InventorPui Kuong Lui
Life of this patent
Estimating the term…
Abstract
An ink cartridge includes an ink tank body for receiving an ink porous member which is a foam material for absorbing ink, a cover body for being covered with the ink tank body, an ink outlet port protruded outwardly from an outer surface of the ink tank body, and a stopping member arranged in the ink outlet port for receiving an ink delivery needle which the ink is flowed into; wherein the ink porous member has a substantially planar bottom surface relative to a substantially planar bottom surface of the tank body and is dimensioned to substantially fill the accommodating chamber in an uncompressed manner for efficiently supplying ink to the ink delivery needle.
Claims3
An ink cartridge comprising:
- an ink tank body having a plurality of side walls and a bottom plate for defining an accommodating chamber therein, the bottom plate having an inner surface and an outer surface, a filter disposed on the inner surface thereof so as to form a substantially planar bottom surface of the accommodating chamber, and a plurality of through holes formed in the bottom plate below the filter for restricting a flow rate of ink;
- an ink outlet port protruded outwardly from the outer surface of the bottom plate of the ink tank body in aligned relationship with the plurality of through holes;
- a stopping member disposed in the ink outlet port for receiving an ink delivery needle;
- an ink porous member positioned in the accommodating chamber of the tank body, the ink porous member having a substantially planar bottom surface relative to said substantially planar bottom surface of the tank body and dimensioned to substantially fill the accommodating chamber in an uncompressed manner;
- and
- a cover body forming a closure for the accommodating chamber and having an ink charging inlet and an air inlet port formed therein.
Dependencies are inferred from the claim text.