发明授权
US07661675B2 Automatic document feeder 失效
自动送纸器

Automatic document feeder
摘要:
The present invention provides an automatic document feeder comprising a pick up roller module, a drive roller module, an ejecting idle roller module and a main belt. A main driving roller of the driving roller module drives the main belt to transport the document, and the main belt encircles the main driving roller and a first ejecting idle roller of the ejecting idle roller module.
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