US Patent 11259428 Foldable electronic device and hinge structure thereof

One or more embodiments relate to a foldable electronic device. The electronic device includes a display, a foldable housing including a first housing structure and a second housing structure, and a hinge structure disposed between the first housing structure and the second housing structure. The hinge structure may include a first structure configured to enable the first housing structure to rotate about a first folding axis and the second housing structure to rotate about a second folding axis, and a second structure configured to fix the first housing structure and the second housing structure in an unfolded state or a folded state. Other various embodiments are possible.