Patent ID: 7936558

Claim:
An electronic device comprising: a first screen including a housing having front and rear faces, and a first display panel disposed on said front face of said housing; a second screen disposed on said rear face of said housing and including a second display panel; and a slide mechanism including two slide rails connected to said rear face of said housing and spaced apart from each other, wherein one of said slide rails has a first positioning recess and a second positioning recess spaced apart from said first positioning recess, and a slide frame connected slidably to said slide rails and coupled to said second display panel, wherein said slide frame has a plurality of rollers connected slidably to each of said slide rails, and a retaining unit, whereby said slide frame is capable of bringing said second display panel to move between an initial position where said second display panel is located on said rear face of said housing, and said retaining unit is retained in said first positioning recess, and an open position where said second display panel is exposed from one side of said housing, and said retaining unit is retained in said second positioning recess.