Patent ID: 8804349

Claim:
A foldable display device comprising: a flexible display panel including a pair of lateral plane areas and a foldable area formed between the lateral plane areas; a pair of front cases surrounding a front perimeter of the flexible display panel, wherein each of the front cases has a rotation point about which the front cases at least partially rotate, wherein the rotation points are adjacent to the foldable area; a pair of bottom cases respectively coupled with the front cases to house the flexible display panel; and a biaxial hinge member formed at one of the front and bottom cases in the foldable area to connect the rotation points of the front cases to each other, wherein each of the bottom cases comprises a lateral plane portion corresponding to the plane areas and wherein the foldable display device further comprises a curved portion connecting the lateral plane portions in an area corresponding to the foldable area, wherein the curved portion comprises two half-curved portions respectively connected to the lateral plane portions and wherein the two half-curved portions are connected through a hinge portion and configured to be folded or unfolded.