Printer ink supply cartridge incorporating internal support ribs and tapered ink reservoirs
First Claim
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1. A printer ink supply cartidge assembly comprising:
- an elongate printer ink supply cartridge having three ink reservoirs extending along a length of the ink supply cartridge;
a pair of guide walls separating the three ink reservoirs, the pair of guide walls extending towards each other to taper into an end portion;
a plurality of block portions placed at regular intervals along a length of the ink supply cartridge, the plurality of block portions mechanically supporting the pair of guide walls; and
an elongate ink ejection printhead unit received within the ink supply cartridge to abut the end portion, whereby ink from the ink supply reservoirs is supplied to the printhead unit.
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Abstract
The present invention relates to a printer ink supply cartridge assembly. The assembly includes an elongate printer ink supply cartridge including a pair of internal walls separating a triplet of longitudinally extending ink supply reservoirs for storing respective colored inks. The ink supply cartridge defines a plurality of support ribs extending between the internal walls. The walls extend toward each other so that the ink supply reservoirs taper. An elongate ink ejection printhead unit is received within the ink supply cartridge so that ink from the tapered ends of the ink supply reservoirs can be supplied to the printhead unit.
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Citations
8 Claims
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1. A printer ink supply cartidge assembly comprising:
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an elongate printer ink supply cartridge having three ink reservoirs extending along a length of the ink supply cartridge; a pair of guide walls separating the three ink reservoirs, the pair of guide walls extending towards each other to taper into an end portion; a plurality of block portions placed at regular intervals along a length of the ink supply cartridge, the plurality of block portions mechanically supporting the pair of guide walls; and an elongate ink ejection printhead unit received within the ink supply cartridge to abut the end portion, whereby ink from the ink supply reservoirs is supplied to the printhead unit. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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Specification