Patent ID: 9025796
Filing Date: 2015-05-05
Classification: H04M,H04R

Abstract:
1. A vibration generator, comprising: a coil arranged to generate magnetic fields, the coil including a lead wire; a ring-shaped yoke arranged to amplify an electromagnetic force generated by the magnetic fields in cooperation with the coil; a vibrating body arranged radially inward of the coil to move in a thrust direction; a ring-shaped magnet arranged in an outer peripheral portion of the vibrating body and opposed to the coil; a spring arranged to support the vibrating body on only one side, and a housing having a first hole to connect an inside thereof with an outside thereof, wherein the coil, the ring-shaped yoke, the vibrating body, the ring-shaped magnet and the spring are accommodated in the inside; wherein the lead wire passes through the first hole to be extended to the outside in a radial direction of the ring-shaped yoke.