Patent ID: 6836387
Filing Date: 2004-12-28
Classification: G11B

Abstract:
A hard disk drive unit comprising:a housing; a mechanism part provided in said housing, the mechanism part comprising a hard disk, a motor for rotating said hard disk, a carriage arm having a head slider mounted on an end thereof and a magnetic circuit that reciprocally rotates said carriage arm; and an electronic circuit part provided in said housing so as to control said mechanism part, wherein said carriage arm includes a head slider mounting part and a voice coil attachment part integrally formed with each other by a metal plate being press punched so that said head slider mounting part and said voice coil attachment part are arranged opposite to each other with respect to a rotational axis of said carriage arm; and further wherein said head slider mounting part defines a first plane and said voice coil attachment part defines a second plane that is different from said first plane, and where said head slider mounting part and said voice coil attachment part are connected to each other by a bent portion.