Paper output structure of printer

摘要

A paper output structure includes a printer enclosure and a paper output extending device. The paper output extending device includes a pivot shaft, a drive gear, and a toothed bar which is capable of internal telescopic extension by means of a drive gear which includes a great gear portion and a first small gear portion. A printed sheet of paper is slightly stretched so as to be dropped uncrinkled and perfectly flat into the output tray.

主权项

1. A paper output structure of a printer, comprising:
a printer enclosure; and a paper output extending device comprising a pivot shaft pivotally mounted to the printer enclosure, a drive gear mounted on the pivot shaft, and an extending teeth bar; the drive gear comprises a great gear portion and a first small gear portion; the extending teeth bar comprises a first teeth bar configured to engage the first small gear portion and a second teeth bar slidably mounted to the first teeth bar; the second teeth bar is configured to engage the great gear portion; the pivot shaft is configured to drive the great gear portion and the first small gear portion to rotate along a rotation direction; and the second teeth bar is configured to slide relative to the first teeth bar when the pivot shaft is driven to rotate.