ELECTROACOUSTIC TRANSDUCER
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United States of America Patent
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Issued Date -
Aug 11, 2016
app pub date -
Oct 16, 2014
filing date -
Oct 16, 2013
priority date (Note) -
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Abstract
An electroacoustic transducer for converting electric signals into acoustic waves and outputting the acoustic waves is disclosed. The transducer includes a housing having an outlet for the acoustic waves on a front surface side, a balanced armature drive unit and a diaphragm arranged inside the housing, and an external connection terminal arranged along a back surface side of the housing and connected electrically to a coil of the drive unit. The external connection terminal has an external connection portion for receiving electrical signals inputted from the outside, and a coil connecting portion connected to the coil and surrounded by a bobbin around which the coil has been wound. The coil connecting portion is connected to the coil and arranged so the external connection portion runs along the back surface of the housing.
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