Ink cartridge

B - Operations – Transporting – 43 – K

Patent

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Details

B43K 5/14 (2006.01) B41J 2/175 (2006.01) B43K 7/02 (2006.01)

Patent

CA 2224961

An ink cartridge comprises a housing defining an ink chamber and a negative pressure chamber. The negative pressure chamber receives therein a porous body impregnated with liquid ink and having a mound at the top surface for defining a space between the top surface and the inner wall of the negative pressure chamber. A vent communicated with the space through a uniform passage and an ink outlet port are disposed at the bottom of the negative pressure chamber for alignment in a plane and sealed by a common seal tape.

Cartouche d'encre comprenant un logement qui définit une chambre à encre et une chambre à pression négative conçue pour recevoir un matériau poreux imprégné d'encre liquide, et dont la surface supérieure est bombée de manière à créer un espace entre cette surface supérieure et la paroi interne de la chambre à pression négative. Une prise d'air, qui communique avec l espace grâce à un passage uniforme, et une sortie pour l'encre sont placées sur un même plan sur la surface inférieure de la chambre à pression négative. Un ruban à joints ordinaire permet de les rendre hermétiques et étanches.

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