Patent ID: 7164777
Filing Date: 2007-01-16
Classification: H04R

Abstract:
1. A speaker driver with a threaded detachable motor and basket comprising: a motor assembly comprising: a gap plate with an integral threaded region comprising a plurality of threads; a permanent magnet attached to the gap plate; and a T-yoke attached to the magnet; and a basket assembly comprising: a voice coil and voice coil former, the voice coil wound around the voice coil former; a cone attached to the voice coil former; a surround attached to the cone; a basket attached to the surround and supporting the surround; a spider attached between the voice coil former and the basket; and a basket mounting ring attached to the basket using a means for attachment selected from the group consisting of adhesive, screw, and welding, the basket mounting ring having a plurality of threads that are coaxial to the axis through the center of the speaker driver, the threads adapted to receive the gap plate threaded region; wherein the motor assembly attaches to the basket assembly by mating the threaded region of the gap plate of the motor assembly to the basket mounting ring of the basket assembly and screwing the motor assembly onto the basket assembly.