Apparatus for flushing or operating an ink or ink jet printhead equipped with an upstream pressure damper

摘要

Device (1) for flushing an ink or inkjet print head equipped with an upstream pressure damper (2), the pressure damper (2) being provided with a closed damper chamber (4), at least partially surrounded by a damper foil (3), characterized by a refill valve (5) disposed in the damper chamber (4) for refilling the damper chamber (4) with ink in response to a concavity of the damper film (3) into the damper chamber (4), and a controllable outside the damper chamber (4) Device (6) for exerting an external pressure on at least one region of the damper foil (3) bordering the damper chamber (4), in order to open the refill valve (5) arranged in the damper chamber (4), thereby passing a continuously open channel through the pressure damper to rinse the ink or ink jet printhead.