Patent ID: 7248440

Claim:
An actuator latch system of a disk drive to lock an actuator having a rotatable swing arm installed at a base member, a voice coil motor coil joined to an end portion of the rotatable swing arm, and a magnet disposed to face the voice coil motor coil, comprising: a first latch portion and a second latch portion provided at the end portion of the swing arm; a latch lever provided at the base member, the latch lever having a first end portion engaged with the first latch portion when the latch lever pivots a first direction, and a second end portion engaged with the second latch portion when the latch lever pivots a second direction; a projection formed to project from an edge of the magnet; a latch pin provided at an end portion of the swing arm and made of a magnetic material so that a magnetic force operates between the latch pin and the projection; and a lever pin made of a magnetic material that is provided at the latch lever, wherein the first end portion and the second end portion of the latch lever are not engaged with the first latch portion and the second latch portion due to the magnetic force operating between the lever pin and the projection.