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
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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 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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