Patent ID: 6914185

Claim:
An electro-acoustic transducer comprising: a plate having a central pole; a coil on said plate, said coil including an enameled wire having (i) a copper or copper alloy core wire, (ii) an insulating coated layer covering said core wire, said insulating coated layer being for efficiently absorbing a laser beam so as to be melted and stripped away upon absorbing the laser beam, and (iii) a melting layer covering said insulating coated layer; a magnet fixed on said plate; a diaphragm above said magnet and spaced from said central pole, said diaphragm having a magnetic material thereon; a molded resin body; and a terminal for connection to said enameled wire, said terminal having a soldering portion on an exterior thereof and being molded to said molded resin body, wherein said molded resin body includes an empty space underneath at least a portion of said soldering portion.