Patent ID: 8508884

Claim:
A spindle motor comprising: a stationary portion; and a rotating portion arranged to rotate with respect to the stationary portion; wherein the rotating portion includes a magnet arranged around a central axis extending in a vertical direction; the stationary portion includes: a base member; and a magnetic member arranged below the magnet in the vertical direction and fixed to the base member; the base member includes: an upper surface extending out perpendicularly or substantially perpendicularly to the central axis; and a wall surface extending in an axial direction; the magnetic member includes: an annular plate portion arranged on the upper surface of the base member; and a projecting portion arranged to extend downward in the vertical direction from the plate portion; at least a portion of the projecting portion is in contact with the wall surface; and the stationary portion further includes an adhesive arranged between the plate portion and the upper surface of the base member and between the projecting portion and the wall surface.