发明名称 MOVING-COIL LOUDSPEAKER
摘要 A loudspeaker (1) having a substantially cup-shaped frame (2); a magnetic body (3) extending inside the frame (2) and coaxial with a longitudinal axis (A) of the frame (2); a substantially truncated-cone-shaped diaphragm (4) fitted in axially-sliding manner to the magnetic body (3); and an actuating coil (8) fitted in axially-sliding manner to the magnetic body (3) and integral with the diaphragm (4); the loudspeaker (1) also having a first annular centering and damping membrane (14) connecting the magnetic body (3) to the diaphragm (4); and a second annular centering and damping membrane (17) connecting the coil (8) to the lateral wall (18) of the frame (2).
申请公布号 WO9925149(A3) 申请公布日期 1999.07.22
申请号 WO1998IT00310 申请日期 1998.11.06
申请人 MACKLAINE DI FRANCESCO DI SUMMA E C. S.N.C.;DI SUMMA, FRANCESCO 发明人 DI SUMMA, FRANCESCO
分类号 H04R7/16;H04R7/18;H04R9/02;H04R9/04 主分类号 H04R7/16
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