US Patent 7285885 Small motor

A small motor including a rotor, a stator, a bearing member which supports the rotor shaft in the radial and thrust direction and a bearing holding member which holds the bearing member. The bearing holding member is formed in a thin plate-shaped elastic member and includes a bearing holding part which holds the bearing member, arm parts which are extended outward from the bearing holding part in the radial direction in a spiral manner, and an outer peripheral part which is connected to the arm part at a position outward in the radial direction of the bearing holding part and which is fixed to the stator.