US Patent 11379005 Rotating shaft body and electronic device

A rotating shaft body and an electronic device are provided. The rotating shaft body includes a first rotating surface and a second rotating surface. The first rotating surface and the second rotating surface have a common side edge. The axis of rotation of the first rotating surface and the axis of rotation of the second rotating surface are on a same side and do not overlap. The first rotating surface is provided with a first stopper part. The second rotating surface is provided with a second stopper part. The rotating shaft body further includes a supporting surface. The supporting surface is provided on a same side as the axes of rotation of the two rotating surfaces. The supporting surface is concave toward the two rotating surfaces. Two sides of the supporting surface are provided with a third stopper part and a fourth stopper part respectively.