Patent ID: 8087763

Claim:
An inkjet printer comprising: a printer body and a replaceable printhead cartridge, the printhead cartridge having a casing that supports a printhead and a plurality of contacts for receiving print data and power, the printhead cartridge further having a pagewidth inkjet printhead structure with an array of nozzles for ejecting ink supplied by a plurality of ink cartridges, each of the ink cartridges connecting to respective ink inlets, a plurality of resilient connectors form part of the fluid paths to the nozzles from each of the ink inlets, the ink inlets and the resilient connectors being mounted in a docking frame for receiving the ink cartridges; such that, longitudinal expansion and contraction of the pagewidth printhead structure relative to the ink cartridge docking frame is accommodated by the resilient connectors; the printer body having a cradle for holding the printhead cartridge in an operative position, the printer body having corresponding contacts for connection with the plurality of contacts on the printhead cartridge when the printhead cartridge is in the operative position; wherein, during insertion of the replaceable printhead cartridge, the casing is first slid into the cradle at which point the plurality of contacts contact the corresponding contacts, followed by rotation of the casing whereby the plurality of contacts remain in contact with the corresponding contacts, the rotation of the casing in the cradle forming an over centre mechanism.