EARPHONE

An earphone according to the present disclosure includes : a speaker unit that generates a sound wave; a case having one end and the other end opposite to the one end and housing the speaker unit; and a sound conduit connected to the one end side of the case and provided with a sound hole that emits...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	SADOSHIMA, Tetsuji, SAIKI, Shuji
Format:	Patent
Sprache:	eng ; fre ; ger
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:	An earphone according to the present disclosure includes : a speaker unit that generates a sound wave; a case having one end and the other end opposite to the one end and housing the speaker unit; and a sound conduit connected to the one end side of the case and provided with a sound hole that emits the sound wave generated from the speaker unit, in which an internal space connected to the sound hole is provided between the speaker unit and the sound conduit in the case, and the case is provided with a plurality of vent holes that communicate the internal space with an external space that is outside the case.