Electroacoustical transducer

A loudspeaker driver has a molded plastic basket and a stamped octagonal front pole plate of low reluctance magnetic material molded into the base of the basket. The break edge of the stamped pole plate is used as an undercut for encapsulation. A similar rear octagonal pole plate is employed.

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Bibliographische Detailangaben
Hauptverfasser:	KEEZER, WILLIAM J
Format:	Patent
Sprache:	eng
Schlagworte:	DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PUBLIC ADDRESS SYSTEMS
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Beschreibung
Zusammenfassung:	A loudspeaker driver has a molded plastic basket and a stamped octagonal front pole plate of low reluctance magnetic material molded into the base of the basket. The break edge of the stamped pole plate is used as an undercut for encapsulation. A similar rear octagonal pole plate is employed.