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US07686419B2 Method of maintaining a printhead using a roller action 有权
使用滚筒动作维持打印头的方法

Method of maintaining a printhead using a roller action
摘要:
A method of maintaining a printhead in an operable condition is provided. The method comprises the steps of: (a) providing an elastically deformable roller having a contact surface for contacting an ink ejection face of the printhead; and (b) rolling the roller across the face.
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