Patent ID: 7532439

Claim:
An actuator latch apparatus for a hard disk drive, which locks an actuator to a head parking position when the hard disk drive stops operating, the actuator including a swing arm pivotably installed on a base member, a voice coil motor coil coupled to one end portion of the swing arm, and a magnet facing the voice coil motor coil, the actuator latch apparatus comprising: a first latch formed on the one end portion of the swing arm; a notch formed on the one end portion of the swing arm and spaced a predetermined interval from the first latch in a pivoting direction of the swing arm; and a latch lever pivotably installed on the base member and including a second latch, which contacts the first latch when the swing arm pivots in a first direction, and a hook, which engages with the notch when the swing arm pivots in a second direction opposite to the first direction; wherein facing surfaces of the first latch and the second latch are inclined so that the facing surface of either the first or second latch slides along the facing surface of the other latch as the first latch comes into contact with the second latch when the swing arm pivots in the first direction, and wherein an angle between either of the inclined surfaces and a direction of a rotational force of the swing arm applied to a contact point between the first latch and the second latch is less than 60°.