Patent ID: 8090138

Claim:
An audio device adapted to be mounted to the back of an interior trim panel defining a portion of a vehicle cabin and adapted to vibrate the interior trim panel in order to produce audio sounds, comprising: a vibrator, a first threaded member made of resin including a tubular portion, external threads formed on an outer surface of the tubular portion, a flange formed on one end of the tubular portion, and is fixedly mounted to the interior trim panel; and a ring-shaped resilient member arranged and constructed to be fitted around the tubular portion of the first threaded member and fitted to axially oppose the flange of the first threaded member; and a second threaded member made of resin including a ring-shaped portion arranged and constructed to axially oppose the resilient member from the side of the resilient member not opposing the flange of the first threaded member, and internal threads formed on an inner surface of the ring-shaped portion and engageable with the external threads of the first threaded member and movably supports the vibrator in an axial direction; wherein the vibrator is mounted to one of the first and second threaded members and includes an outer yoke formed to cover a magnetic circuit of the vibrator, and wherein the outer yoke is connected to the second threaded member via a plurality of dampers made of lead springs; wherein the resilient member is clamped and resiliently deformed between the flange of the first threaded member and the ring-shaped portion of the second threaded member through engagement between the external threads of the first threaded member and the internal threads of the second threaded member.