US Patent 11194365 Hinge module and electronic device

A hinge module includes the two spindles, the two brackets, a gear set and a torque part. The two spindles are spaced apart from each other. The two brackets are respectively connected to a first side of the two spindles, where an installing direction of each of the brackets is perpendicular to an axial direction of each of the spindles. The gear set is disposed at a second side opposite to the first side of the two spindles. The torque part is disposed on the two spindles and is located between the two brackets and the gear set, where each of the brackets is adapted to rotate relative to the torque part with the corresponding spindle, and the gear set is configured to drive the two spindles rotating in opposite directions.