LOW COST MOTOR DESIGN FOR RARE-EARTH-MAGNET LOUDSPEAKERS

LOW COST MOTOR DESIGN FOR RARE-EARTH-MAGNET LOUDSPEAKERS

A loudspeaker magnetic motor utilizes a voice coil with two or more wire coils that are connected in parallel and that are layered on top of one another. The motor utilizes, as a magnetic field source, a permanent magnet and, more particularly, a permanent magnet that includes a rare earth metal suc...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: GUENTHER GODEHARD A
Format: Patent
Sprache:eng
Schlagworte:
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
DEAF-AID SETS
DYNAMO-ELECTRIC MACHINES
ELECTRIC COMMUNICATION TECHNIQUE
ELECTRICITY
GENERATION
LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS
PUBLIC ADDRESS SYSTEMS
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Beschreibung
Zusammenfassung:A loudspeaker magnetic motor utilizes a voice coil with two or more wire coils that are connected in parallel and that are layered on top of one another. The motor utilizes, as a magnetic field source, a permanent magnet and, more particularly, a permanent magnet that includes a rare earth metal such as a neodymium boron iron magnet.