摘要 |
An adapter includes an insulative base holder 10 interposed between a cellular phone speaker 1 and an electronic circuit board 5 , a pair of electrode plates 15 and 15A, arranged lef t and right, radially outwardly from the approximate center of base holder 10 to the outer peripheral edge of the base holder 10; and first and second coil springs 17 and 18 welded at both ends of each of electrode plates 15 and 15A, and is constructed such that the first coil springs 17 are put in pressing contact with speaker electrodes 4 at the outer peripheral edge on the underside of speaker 1 and the second coil springs 18 are put in pressing contact with approximately concentric board electrodes 6 of electric circuit board 5. <IMAGE> |