Patent ID: 8456042

Claim:
A linear vibrator, comprising: a cover; a base forming a hollow space together with the cover and defining a bottom wall and a plurality of sidewalls extending from the bottom wall; a pair of elastic members received in the hollow space, each elastic member including at least a fastening arm comprising a connecting portion, an inner arm extending from one end of the connecting portion for abutting against the lateral of the weight, and an outer arm extending from another end of the connecting portion for abutting against the sidewall of the base; a weight suspended in the hollow space by the elastic members and defining a upper surface, a bottom surface opposite to the upper surface, a plurality of laterals connecting the upper surface and the bottom surface and a plurality of through holes drilled completely through the upper surface and the bottom surface; a magnet assembly provided with a plurality of magnetic poles and accommodated in the through holes of the weight; a coil positioned on the bottom wall and located below the magnet assembly; wherein, the inner arm extends along a direction same to a direction along which the outer arm extends; the vibrating direction of the linear vibrator is parallel to the bottom wall; and the magnetic poles of magnet assembly near the coil are opposite to each other; and each elastic member further defines a locking portion attached to the weight for cooperating with the laterals of the weight for fixing the inner arm of each fastening arm firmly.