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.
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 代理人
主权项
地址