Moving-coil loudspeaker unit

Details Moving-coil loudspeaker unit Moving-coil loudspeaker unit

H - Electricity

04

R

349/72

H04R 9/06 (2006.01) H04R 1/06 (2006.01)

Patent

CA 1258519

ABSTRACT Title:- Improved moving-coil loudspeaker unit The moving coil loudspeaker drive-unit comprises a voice coil (4) wound on a former (3) and having fixed thereto a diaphragm (6) and a rear suspension spider (5). The drive unit of the invention comprises a component part build-ring (7) incorporated with the voice coil former (3) and adapted to interconnect the rear suspension spider (5) with the coil former (3) and to accurately locate it with respect to the voice coil (4). The build-ring (7) is also adapted to connect the diaphragm (6) to the coil former (4) together with the dust dome (8). The build-ring (7) also includes projections (9) to accommodate the electrical voice coil termination arrangements (10).

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