Patent ID: 7510409

Claim:
An electronic device having a foldable plug, said electronic device comprising: a casing having a support member and multiple perforations; a plug having a rotating shaft and multiple pins, said pins being mounted on said rotating shaft, said rotating shaft is pivotally supported on said support member such that said pins being rotatable with respect to said rotating shaft to at least a first position and a second position, wherein said pins are penetrated through said perforation and substantially perpendicular to said casing when said pins are rotated to said first position, and said pins are received in said perforations when said pins are rotated to said second position; a fixing plate disposed on said support member such that said plug is pivotally supported between said support member and said fixing plate; a circuit board disposed within said casing and including multiple contact elements corresponding to said pins; and a first retaining part disposed on said fixing plate and engaged with an engaging part of said rotating shaft, thereby positioning said pins of said plug in said first position.