Patent ID: 8111869
Filing Date: 2012-02-07
Classification: H04R

Abstract:
1. A speaker device comprising: a vibration body including a damper and a voice coil bobbin; and a magnetic circuit, wherein the damper includes a first member arranged opposite to the magnetic circuit and a second member provided to project toward the magnetic circuit from the first member, wherein the first member of the damper includes a movable part which elastically supports the voice coil bobbin, and the movable part is provided to extend toward the voice coil bobbin from a bent part formed between the movable part and the second member, wherein an outer peripheral part of the movable part is mounted on an inner peripheral surface of the voice coil bobbin, and the second member of the damper is arranged on the magnetic circuit, and wherein the movable part of the damper has a flat plate shape, and behaves with respect to the bent part with a movement of the voice coil bobbin to an acoustic radiation direction and a direction reverse to the acoustic radiation direction.