FIELD: printing.
SUBSTANCE: coupling unit connected to a separate liquid tank for connecting this liquid tank to the receiving station comprises a liquid-coupling part for hydraulic connection to at least one liquid needle of the receiving station, a liquid channel for hydraulic connection of the liquid-coupling part to the tank, a support wall supporting the integrated circuit on the side next to the liquid channel, with the integrated circuit having contact pads with contact surfaces, and a push zone on the front side, adjacent to the fluid-coupling part, with the pushing zone on the front side ending at the edge of the front side, which sets the height of the profile of the coupling unit between the said edge of the front side and the opposite distal edge.
EFFECT: obtaining a device for supplying printing liquid.
20 cl, 60 dwg
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