Patent ID: 7784903

Claim:
A printhead assembly for a printer system, the printhead assembly comprising: an elongate substrate defining a channel and spaced apart sets of ink supply holes; printhead modules mounted serially along the substrate outside the channel and each including an ink ejection integrated circuit in fluid communication with a respective set of ink supply holes; and an ink distribution arrangement located within the channel and configured to distribute ink to the sets of ink supply holes, the ink distribution arrangement including an elongate ink distribution extrusion held within the channel by a plate in engagement with the substrate; and, a power supply arrangement is located within the channel, the power supply arrangement including: a power supply extrusion defining a plurality of recesses in which respective conductors are located; and a plurality of compressible strips located within respective recesses to hold the conductors in compression within the recesses; and another plate in engagement with the substrate to hold the compressible strips within the recesses.