Patent ID: 8199464

Claim:
A cover mechanism for an electronic device, the cover mechanism comprising: a base member defining a hole and a receiving groove; a cover member being substantially planar and received in the receiving groove, the cover member including a fixed portion, a cover portion and a connecting portion integrally formed together, the connecting portion being thinner than both the fixed and cover portions, along their respective planes; wherein when the cover portion is bent along the thinner connection portion, the thinner connecting portion deforms and accumulates elastic energy, the cover portion covers the hole, and is co-planer with the fixed portion in a first state; when the cover portion is completely separate from the hole, the thinner connecting portion causes the cover portion to automatically rebound to be substantially perpendicular to the fixed portion and exposes the hole in a second state; wherein the fixed portion forms a pin at one side thereof, the pin includes a cylindrical portion and a frustum portion integrally formed together, the base member defines a pin hole, the frustum portion deformedly pass through the pin hole; and wherein the cover portion includes a filler block and two latching blocks, the latching blocks are respectively formed at two sides of the filler block, the filler block plugs the hole to seal the hole.