Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Ind Co LtdfiledCriticalMatsushita Electric Ind Co Ltd
Application grantedgrantedCritical
Publication of TW354450BpublicationCriticalpatent/TW354450B/en
A speaker system, to the front of a speaker unit, an acoustic duct for guiding sound wave to a slender opening of which has a rectangular shape is coupled, and a resonance absorption section 10a is formed by a tube one end of which formed a hole for absorption sound facing to sound path running within the acoustic duct from the front of speaker unit to the opening, and a cavity having a small gap along the edge except the area where is couple through with the other end of tube, an outer cover connected to the inner and outer parts of the acoustic duct is combined to the resonance absorption section through a minor gap.
TW085102431A1995-02-061996-02-29Speaker system
TW354450B
(en)