Patent ID: 7671493

Claim:
A vibration assembly comprising: a container; a vibration member containing a hollow portion with a bottom, the vibration member being movably positioned within the container; at least two support members that support the vibration member movably within the container; a magnetic body that is fixed to the bottom in the hollow portion of the vibration member movably supported within the container; a coil having a spool axis, the coil being movably positioned around the magnetic body; and a diaphragm that is attached to the coil at a side of the spool axis of the coil and attached to the container, wherein one of the support members has a flat and corrugated configuration, an end of the one of the support members is bonded to a portion of an edge portion of the hollow portion of the vibration member, and the other end of the one of the support members is fixed to a portion of an upper edge of the container; and wherein other support member has a flat and corrugated configuration, an end of the other support member is bonded to the other portion of the edge portion of the hollow portion of the vibration member, and the other end of the other support member is fixed to the other portion of the upper edge of the container.