Actuator locking apparatus for hard disk drive

Details Actuator locking apparatus for hard disk drive Actuator locking apparatus for hard disk drive

2006-07-25

2006-07-25

Tupper, Robert S. (Department: 2652)

Dynamic magnetic information storage or retrieval

Head mounting

For moving head into/out of transducing position

Reexamination Certificate

active

07082014

ABSTRACT:
An actuator locking apparatus for a hard disk drive having a voice coil motor with at least one magnet attached to at least one of an upper yoke and a lower yoke of the voice coil motor to maintain a magnetic head mounted on an actuator of the hard disk drive in a parked state, the apparatus including a coupling protrusion protruding from an end of an arm of the actuator; a contact part protruding from an edge of either the upper yoke or the lower yoke, contacting a surface of the other of the upper yoke or the lower yoke, and having a slot at a height corresponding to a center of the coupling protrusion; a damping member having a coupling hole in which the coupling protrusion is inserted; and a metal piece attached to one side of the damping member and adhering to the contact part due to magnetic force when the magnetic head is parked.

REFERENCES:
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patent: 6654207 (2003-11-01), Hong et al.
patent: 2004/0179304 (2004-09-01), Chang et al.
patent: 2005/0275973 (2005-12-01), Kim
patent: 1999-52439 (1999-07-01), None
patent: 1999-57993 (1999-07-01), None
ExaminerAhn, Korean Office Action for application No. 10-2002-0069120, issued on Oct. 25, 2004, 3 pp.

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