CLEANING METHOD FOR MAGNETIC CIRCUIT OF VOICE COIL MOTOR FOR HARD DISK DRIVE, MAGNETIC CIRCUIT AND HARD DISK DRIVE

摘要

PROBLEM TO BE SOLVED: To provide a purification method that completely eliminates magnetic powder attached to a magnetic circuit of a voice coil motor for a hard disk drive and does not need postprocessing without remaining adhered objects. SOLUTION: Attached objects onto the surfaces of a magnet and a yoke constituting the magnetic circuit of the voice coil motor for a hard disk drive is eliminated by using an adhesive tape with the adhesion of 1 to 5N/cm. COPYRIGHT: (C)2006,JPO&NCIPI