Patent ID: 8410642
Filing Date: 2013-04-02
Classification: H02K

Abstract:
1. A linear vibrator, comprising: a cover; a base forming a housing together with the cover, the base defining a bottom wall and a plurality of sidewalls; a plurality of elastic members received in the housing, each of the elastic members including a fastening portion connecting to the housing, an elastic arm extending from the fastening portion, and a mounting portion extending from the elastic arm, the elastic arm being deformable parallel to the bottom wall; a weight suspended in the housing by the elastic members and defining a through hole therein; a magnet assembly accommodated in the through hole of the weight, one half of the magnet assembly having magnetic poles opposite to those of the other half, and planes of magnetic poles of the magnet assembly being parallel and facing to the bottom wall of the base; and a coil positioned on the bottom wall and located below the magnet, wherein