Patent ID: 7669849

Claim:
A follower roller mounting mechanism for a paper feeding apparatus, the paper feeding apparatus having at least one follower roller and a shaft passing through the follower roller, the follower roller mounting mechanism comprising: a base, having the shaft disposed therein, wherein the base has a trough and a hole on a top surface of the base, the trough has a back wall, a bottom wall, and two opposite lateral walls, the bottom wall and the back wall are adjacent to each other, each of the lateral walls has a sliding slot, the shaft passes through the two sliding slots to make the follower roller rise above the top surface of the base through the hole, and wherein at least one of the lateral walls is with a locking slot; an elastic element, disposed inside the trough, having one end pushing against the shaft and the other end pushing against the back wall of the trough; and a cap, covering the trough to clamp the elastic element between the cap and the bottom wall, and having a hook corresponding to the locking slot to be embedded in the locking slot.