发明名称 |
SPEAKER DEVICE AND SPEAKER |
摘要 |
PROBLEM TO BE SOLVED: To provide a small and lightweight speaker device which can prevent the vibrations of a small and lightweight speaker box and also can reproduce the satisfactory bass sounds in a simple constitution. SOLUTION: This speaker device has a speaker 3 which is attached to a baffle plate 2 placed on the front face of a speaker box 1. A vibring body 21 is provided to a voice coil bobbin 11 of the speaker 3 via an elastic body 20. Then the vibrating body 21 generates the acting force F2, in the direction opposite to the sound radiating direction of the speaker 3 by using the reaction force -F1 occurring in the direction opposite to the sound radiating direction as the driving force.
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申请公布号 |
JP2000023284(A) |
申请公布日期 |
2000.01.21 |
申请号 |
JP19980187655 |
申请日期 |
1998.07.02 |
申请人 |
SONY CORP |
发明人 |
FUJIHIRA MASAO;YAMAGISHI AKIRA |
分类号 |
H04R9/04;H04R1/22;(IPC1-7):H04R9/04 |
主分类号 |
H04R9/04 |
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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