发明名称 ELECTROACOUSTIC TRANSDUCER AND ELECTRONIC APPARATUS USING THE SAME
摘要 PROBLEM TO BE SOLVED: To provide an electroacoustic transducer used for an acoustic apparatus with improved reliability and quality and to provide an electronic apparatus. SOLUTION: The electroacoustic transducer is configured such that a stopper 29 of a terminal 30 is made of a hard metallic material the same as that of a yoke and a magnetic circuit of a lower plate so as to strengthen the stopper 29 against an external force and a strong spring pressure can be maintained at all times without causing the spring pressure of a metallic terminal of the terminal 30 to exceed a reversible limit value. COPYRIGHT: (C)2006,JPO&NCIPI
申请公布号 JP2006013665(A) 申请公布日期 2006.01.12
申请号 JP20040184720 申请日期 2004.06.23
申请人 MATSUSHITA ELECTRIC IND CO LTD 发明人 HONDA KAZUKI;KUBO KAZUTAKA;YANO HIROSHI;YAMAZAKI KAZUYA;SHIMOKAWATOKO TAKESHI;SUMIYAMA MASAHIDE
分类号 H04R1/02;H04R9/02 主分类号 H04R1/02
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