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: 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: A multi-connector, and a charging cable and a data cable including the same are disclosed. The multi-connector includes a 24-pin connector and a 20-pin connector that may be used regardless of the type and manufacturer of a portable terminal. The multi-connector includes a first connector body having a first connector installed on a side thereof, a second connector body having a second connector installed on a side thereof, and a hinge shaft to connect the first connector body to the second connector body. The first connector body and/or the second connector body are pivotable about the hinge shaft.

Abstract: A multi-connector, and a charging cable and a data cable including the same are disclosed. The multi-connector includes a 24-pin connector and a 20-pin connector that may be used regardless of the type and manufacturer of a portable terminal. The multi-connector includes a first connector body having a first connector installed on a side thereof, a second connector body having a second connector installed on a side thereof, and a hinge shaft to connect the first connector body to the second connector body. The first connector body and/or the second connector body are pivotable about the hinge shaft.