Unfolding device and mobile phone utilizing the same

摘要

A mobile phone and an unfolding device applied in the mobile phone. The mobile phone includes a body, an upper housing portion, an actuation assembly, a magnetic device, and a hinge. The upper housing portion is rotatably disposed on the body. The actuation assembly is disposed on the body. The magnetic device is disposed in the body, and coupled to the actuation assembly. The hinge is disposed in the body and the upper housing portion. When the magnetic device generates magnetic force, the upper housing portion is rotated relative to the body to be unfolded by the hinge.