Patent ID: 6664663
Filing Date: 2003-12-16
Classification: G11B,H02K

Abstract:
An interlocking assembly of a voice coil motor for a hard disk drive, said assembly comprising:an arcuate shaped hollow structure formed by metal injection molding, said hollow structure including a bottom plate member separated from a top plate member by a pair of upright members disposed therebetween, said upright members joining with inside surfaces of said plate members are disposed at each end of said hollow structure, a tapered recess formed into the inside surface of said bottom plate, said recess ingressing from a convex edge of said bottom plate and narrowing while extending through to an opposite concave edge, said tapered recess having side edges shaped to tightly interlock with a dovetail shaped member, and a flat arcuate shaped permanent magnet having dovetail side edges to slidely interlock with said tapered recess of said bottom plate of said hollow structure.