Speaker

A speaker comprising includes an acoustic generation unit, a tube, and a pressure transmission member. The acoustic generation unit is arranged in a housing and includes a rear surface that faces an inside of the housing. The tube extends from the rear surface to an outside of the housing in a windi...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	NORO, Masao
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 speaker comprising includes an acoustic generation unit, a tube, and a pressure transmission member. The acoustic generation unit is arranged in a housing and includes a rear surface that faces an inside of the housing. The tube extends from the rear surface to an outside of the housing in a winding manner. The pressure transmission member is arranged at a side wall of the tube. The pressure transmission member is shared by portions of the tube at a plurality of positions that are located at different distances from the rear surface.