Abstract: Disclosed is an electronic device that includes a first housing and a second housing, a first hinge structure including a first hinge housing, first and second hinge connecting parts, first and second gears, first and second idle gears, at first support that rotatably supports the first gear and the first idle gear, and a second support that rotatably supports the second gear and the second idle gear, a second hinge structure including a second hinge housing, third and fourth hinge connecting parts, third and fourth gears, third and fourth idle gears, a third support that rotatably supports the third gear and the third idle gear, and a fourth support that rotatably supports the fourth gear and the fourth idle gear, wherein the first hinge structure and the second hinge structure allow the first housing and the second housing to rotate relative to each other between a first state and a second state, and a first surface faces a third surface in the first state, and a second surface faces a fourth surface in the

Abstract: Disclosed is an electronic device that includes a first housing and a second housing, a first hinge structure including a first hinge housing, first and second hinge connecting parts, first and second gears, first and second idle gears, at first support that rotatably supports the first gear and the first idle gear, and a second support that rotatably supports the second gear and the second idle gear, a second hinge structure including a second hinge housing, third and fourth hinge connecting parts, third and fourth gears, third and fourth idle gears, a third support that rotatably supports the third gear and the third idle gear, and a fourth support that rotatably supports the fourth gear and the fourth idle gear, wherein the first hinge structure and the second hinge structure allow the first housing and the second housing to rotate relative to each other between a first state and a second state, and a first surface faces a third surface in the first state, and a second surface faces a fourth surface in the

Abstract: An electronic device is provided that includes a first housing including a first touchscreen display; a second housing including a second touchscreen display and rotatably coupled with the first housing; and a hinge structure provided between the first housing and the second housing and coupling the first housing and the second housing so as to be rotatable about each other, wherein a first side surface of the first touchscreen display positioned adjacent to the hinge structure is formed of a curved surface, and a second side surface of the second touchscreen display positioned adjacent to the hinge structure is formed of a curved surface and faces the first side surface of the first touchscreen display. The electronic device can be variously implemented according to examples.

Abstract: An electronic device is provided that includes a first housing including a first touchscreen display; a second housing including a second touchscreen display and rotatably coupled with the first housing; and a hinge structure provided between the first housing and the second housing and coupling the first housing and the second housing so as to be rotatable about each other, wherein a first side surface of the first touchscreen display positioned adjacent to the hinge structure is formed of a curved surface, and a second side surface of the second touchscreen display positioned adjacent to the hinge structure is formed of a curved surface and faces the first side surface of the first touchscreen display. The electronic device can be variously implemented according to examples.

Abstract: An electronic device may include a housing including an upper opening part, a flat panel display set arranged in the upper opening part and including a screen, and a circuit board arranged under the flat type display set and coupled to an inner surface of the housing.

Abstract: An electronic device is provided. The electronic device includes a main body and a cover. A first display device is disposed on a first face of the main body. The cover includes a first cover member, on which a second display device is disposed, and a second cover member disposed on a second face of the main body. The second display device is electrically connected to the main body.

Abstract: A key apparatus of an electronic device is provided. The key apparatus includes a housing having a cylindrical portion, the cylindrical portion including an upper portion and a lower portion, the upper portion and the lower portion being open, a knob including a circular-plate portion, the circular plate portion having a concavo-convex portion, the concavo-convex portion including a concave portion and a convex portion arranged alternately in a circular shape and an extension portion extended from the circular-plate portion in a downward direction and inserted into a hollow of the cylindrical portion, and the knob moves on the circular-plate portion, an anti-deviation unit configured to prevent the knob from being deviated from the cylindrical portion, an elastic configured to elastically press the concavo-convex portion at a lower side of the circular-plate portion, and a switch connected to the extension portion and switches over movement of the extension portion is delivered.

Abstract: An electronic device is provided. The electronic device includes a main body and a cover. A first display device is disposed on a first face of the main body. The cover includes a first cover member, on which a second display device is disposed, and a second cover member disposed on a second face of the main body. The second display device is electrically connected to the main body.

Abstract: An electronic device may include a housing including an upper opening part, a flat panel display set arranged in the upper opening part and including a screen, and a circuit board arranged under the flat type display set and coupled to an inner surface of the housing.

Abstract: A key apparatus of an electronic device is provided. The key apparatus includes a housing having a cylindrical portion, the cylindrical portion including an upper portion and a lower portion, the upper portion and the lower portion being open, a knob including a circular-plate portion, the circular plate portion having a concavo-convex portion, the concavo-convex portion including a concave portion and a convex portion arranged alternately in a circular shape and an extension portion extended from the circular-plate portion in a downward direction and inserted into a hollow of the cylindrical portion, and the knob moves on the circular-plate portion, an anti-deviation unit configured to prevent the knob from being deviated from the cylindrical portion, an elastic configured to elastically press the concavo-convex portion at a lower side of the circular-plate portion, and a switch connected to the extension portion and switches over movement of the extension portion is delivered.