A loudspeaker includes a light-emitting element, a frame, a magnetic circuit provided with a magnetic gap, a diaphragm, a voice coil bobbin, and a voice coil. The diaphragm includes an inner peripheral end portion having an end face to which a light-emitting element is coupled, a light-guide portion, a reflective surface, and an outer peripheral end portion coupled to the frame. The first end of the voice coil bobbin is coupled to the inner peripheral end portion of the diaphragm, and the second end thereof is inserted into the magnetic gap. A voice coil is wound on the second end of the voice coil bobbin.
LOUDSPEAKER, ELECTRONIC APPARATUS USING LOUDSPEAKER, AND MOBILE EQUIPMENT USING LOUDSPEAKER
LAUTSPRECHER, ELEKTRONISCHE VORRICHTUNG MIT VERWENDUNG DES LAUTSPRECHERS UND MOBILE AUSRÜSTUNG MIT VERWENDUNG DES LAUTSPRECHERS
HAUT-PARLEUR, APPAREIL ÉLECTRONIQUE UTILISANT UN HAUT-PARLEUR, ET ÉQUIPEMENT MOBILE UTILISANT UN HAUT-PARLEUR
2017-02-01
Patent
Electronic Resource
English
IPC: | H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS , Lautsprecher, Mikrofone, Schallplatten-Tonabnehmer oder ähnliche akustische, elektromechanische Wandler / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen |
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