Patent ID: 7823873

Claim:
A paper feeding device comprising: a casing having a supporting panel having an upper surface; two opposite side edges; a rear edge; a front edge; a through hole formed through the supporting panel; and at least one guider formed on the upper surface adjacent to the through hole of the supporting panel; two side panels attached respectively to the side edges of the supporting panel; a rear panel attached to the rear edge of the supporting panel and having a rear surface; an upper edge; and a mounting hole formed through the rear panel and being lower than the supporting panel; and a front panel attached to the side panels and spaced with the front edge of the supporting panel; a pushing assembly mounted on the rear panel and having a pushing panel obliquely disposed between the supporting panel and the rear panel and having an upper edge connected rotatably to the upper edge of the rear panel; and a lower edge corresponding to the supporting panel; and a spring disposed on the rear surface of the rear panel and having two opposite ends connected respectively to the rear panel and the upper edge of the pushing panel; and a feeding assembly mounted on the casing and having a sliding panel mounted slidably through the through hole of the supporting panel and having a rear surface; an upper edge being inclined; and a guiding slot formed transversely in the rear surface of the sliding panel; a driver being cylindrical, mounted through the mounting hole of the rear panel and having an inner end; an outer end; a side surface; a rotation axis; a protrusion protruding from the inner end of the driver and into the guiding slot of the sliding panel and misaligning with the rotation axis of the driver; and a motor mounted on the casing and having a driving shaft connected to and rotating the driver.