Patent ID: 8071899

Claim:
An electronic device, comprising: an enclosure accommodating a plurality of electronic elements therein, the enclosure comprising a panel defining an opening; a circuit board positioned in the enclosure and spaced from the panel, wherein the circuit board comprises a plurality of switches; and a key assembly positioned between the panel and the circuit board, the key assembly comprising a plurality of key bodies protruding out from the opening of the panel and movable relative to the panel, and a supporting frame attached to the panel to support and fix the plurality of key bodies, the plurality of key bodies having four navigational keys and an OK key at a center of a circle bounded by the four navigational keys, a circular receiving hole is defined in the circle to receive the OK key, wherein a gap is defined between each two adjacent navigational keys and between each of the four navigational keys and the OK key, and the plurality of switches are positioned under the plurality of key bodies; wherein movement of a portion of each of the plurality of key bodies along a first direction allows movement of another portion of each of the plurality of key bodies along a second direction perpendicular to the first direction to open or close the corresponding switch.