Patent ID: 7758152
Filing Date: 2010-07-20
Classification: B41J

Abstract:
1. A printhead maintenance facility for an inkjet printhead, the printhead maintenance facility comprising: a wiper member for contacting a nozzle face on the inkjet printhead, the wiper member having a resilient blade with the distal edge configured to flex upon contact with the nozzle face; a doctor blade; and, a maintenance drive configured to wipe the wiper member over the nozzle face and then past the doctor blade such that the resilient blade flexes to pass the doctor blade and, upon disengagement of the resilient blade and the doctor blade, the resilient blade springs back to its quiescent shape thereby projecting contaminants from its surface; wherein, wherein the maintenance drive is configured to rotate the wiper member in an arc such that the wiper blade contacts the nozzle face prior to engaging the doctor blade.