发明名称 |
FLAT PANEL LOUDSPEAKER, AUDIO/IMAGE DISPLAY, AND ACOUSTIC SYSTEM FOR VEHICLE |
摘要 |
<P>PROBLEM TO BE SOLVED: To provide a flat panel loudspeaker appropriately available for a thin-shape audio/image display and an audio/image display including the flat panel loudspeaker. Ž<P>SOLUTION: The flat panel loudspeaker includes:a plate-like diaphragm 1; a group of magnets 2 disposed in one line in such a way that two neighboring magnetic poles 2S and 2N become opposite to each other; a plurality of voice coils 3 arrayed along an array direction of the magnets 2 and formed on surfaces of the diaphragm 1 opposite to the magnetic poles 2S and 2N in such a way that the magnetic flux of the voice coils can cross the magnetic poles 2S and 2N; a yoke 4 which is abutted on the other of the magnetic poles 2S and 2N in the magnets 2 and in which a pair of side edges 4A along the array direction of the magnets 2 are bent toward the diaphragm 1; a frame 5 supporting the diaphragm 1 at an edge of the diaphragm 1 and accommodating the magnets 2 and the yoke 4; a speaker supporting member 6 to which the frame 5 is fixed; and an elastic member 7 provided between the speaker supporting member 6 and the yoke 4. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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申请公布号 |
JP2010166515(A) |
申请公布日期 |
2010.07.29 |
申请号 |
JP20090009142 |
申请日期 |
2009.01.19 |
申请人 |
FPS:KK |
发明人 |
HORI MASASHI;SAOTOME HIROMI;IWATA MASAHIRO |
分类号 |
H04R9/00;B60R11/02;H04N5/64;H04R7/02;H04R9/02;H04R9/04 |
主分类号 |
H04R9/00 |
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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