Automatic document feeding device and image forming apparatus including the same
An automatic document feeding (ADF) device includes a document feed tray wherein documents are stacked, a shaft rotatably disposed on the document feed tray, an automatic document feeding roller rotatably coupled to the shaft and transporting the documents one by one, a bracket rotatably coupled to...
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Main Author | |
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Format | Patent |
Language | English |
Published |
11.08.2009
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Online Access | Get full text |
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Summary: | An automatic document feeding (ADF) device includes a document feed tray wherein documents are stacked, a shaft rotatably disposed on the document feed tray, an automatic document feeding roller rotatably coupled to the shaft and transporting the documents one by one, a bracket rotatably coupled to the shaft, a pick-up roller rotatably coupled to the bracket and picking up the documents stacked on the document feed tray by using a rotating force received from the shaft, a document stopper disposed to be able to rotate about the same axis as the pick-up roller rotates about and limiting a movement of the documents stacked on the document feed tray, a latch arm locking the document stopper to limit the movement of the documents and prevent the document stopper from rotating, and a flag rotatably coupled to the shaft and pushing the latch arm to unlock the document stopper. |
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