Methods, devices and systems for closed mold composite material production may include placing an injection tool connected within a pressure chamber, where the injection tool is connected to a material distribution system within the pressure chamber. An irrigation device incorporating the pressure compensator is also disclosed. At least one of the radial bearing surfaces may include a radial oversizing corresponding to a rotationally asymmetric geometry between at least the bearing section of the compressor wheel and the bearing section of the turbine wheel. Each of the first and second ink inlets is in fluid communication an ink supply channel defined in the printhead for supplying ink to the row of nozzle chambers.