Patent ID: 8454015

Claim:
A paper inputting apparatus comprising: a release soft roller shaft comprising an elastic member; a first soft roller shaft rotatably attached to the release soft roller shaft, the first soft roller shaft comprising an idler sleeve; wherein the elastic member abuts the first soft roller shaft; a second soft roller shaft comprising a soft roller; and a driving device attached to the release soft roller shaft; wherein the driving device rotates the release soft roller shaft and the first soft roller shaft between a first position and a second position relative to the second soft roller shaft; when the release soft roller shaft and the first soft roller shaft are in the first position, the idler sleeve abuts the soft roller, and the paper inputting apparatus is adapted to grip a sheet of paper between the idler sleeve and the soft roller; when the release soft roller shaft and the first soft roller shaft are in the second position, a gap is defined between the idler sleeve and the soft roller, and the paper inputting apparatus is adapted to release the sheet of paper between the idler sleeve and the soft roller; the driving device comprises a cam having a first part with a first radius, and a second part with a second radius; the first radius is greater than the second radius; wherein when the release soft roller shaft and the first soft roller shaft are in the first position, the first part abuts the release soft roller shaft; and when the release soft roller shaft and the first soft roller shaft are in the second position, the second part abuts the release soft roller shaft.