Patent ID: 7240393

Claim:
An automatic clean device, which is disposed at a side of a photoconductor wherein the photoconductor can attract imaging material and can move reciprocatedly, the automatic clean device comprising: a base body; a cleaning element swingingly disposed on the base body, which has at least a blade, the cleaning element being able to move in oscillating manner, to make the blade touch on the surface of the photoconductor; an elastic member, an end of which is fixed and another end of which is fixed to the cleaning element; and a transmission member including a push portion and an arresting portion and serving to drive the cleaning element, by cooperating with the elastic member, the transmission can effect oscillation of the blade so as to make the blade touch or disengage from the photoconductor; wherein the cleaning element is formed with an arc-shaped groove, the push portion of the transmission member is arc-shaped to engage the arc-shaped groove of the cleaning element in order to make the cleaning element move in oscillating manner.