Patent ID: 8231994

Claim:
A battery cover mechanism used in a portable electronic device, comprising: a housing having a first surface, and an elastic arm disposed on the first surface; a battery cover detachably mounted on the housing and defining a notch therethrough; and an operating assembly being a curved plate and mounted on the battery cover to assemble the battery cover to the housing or detach the battery cover from the housing, the operating assembly comprising a pedestal and an operating member; the operating member including a hinged portion disposed at one end thereof, the hinged portion including a releasing portion protruding outwardly therefrom, the releasing portion rotatable with the operating member to releasably resist on the elastic arm; and the pedestal fixedly mounted on the battery cover and releasably resisted by the elastic arm and comprising an assembling surface, an opposite bottom surface and an arcuated end; the bottom surface of the pedestal including a resisting portion protruding therefrom adjacent to the arcuated end corresponding to the elastic arm of the housing, the elastic arm releasably resisting on the resisting portion; wherein, the operating member is rotatably assembled with the pedestal and accommodated within the corresponding notch of the battery cover so as to make the elastic arm release the pedestal to detach the battery cover from the housing.