JPS60150894U

JPS60150894U - speaker

Info

Publication number: JPS60150894U
Application number: JP3790784U
Authority: JP
Inventors: 伸一渡辺; 寒川　博行; 塚本　士郎
Original assignee: ソニー株式会社
Priority date: 1984-03-15
Filing date: 1984-03-15
Publication date: 1985-10-07

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は平板振動板を使用したスピーカの例を示す断面
図、第２図乃至第５図は夫々第１図の説明に供する路線
図、第６図は本考案スピーカの一実施例を示す断面図、
第７図は第６図の説明に供する路線図、第８図はカップ
リングコーン及びスペーサの説明に供する斜視図、第９
図は第６図の要部の説明に供する断面図、第１０図は第
６図の要部の他の実施例を示す断面図である。１は平板振動板、４はカップリングコーン、５はボイス
コイルボビン、９ａ、９ｂ、９ｃ及び９ｄは夫々スペー
サ、１０ａ、１０ｂ、１０ｃ及び１０ｄは夫々取付具、
Ｐｌ、Ｐ２．Ｐ３及びＰ、は最適駆動４点である。層成ｌ［ｆ括「役１ｖすFig. 1 is a sectional view showing an example of a speaker using a flat diaphragm, Figs. 2 to 5 are route maps for explaining Fig. 1, and Fig. 6 shows an embodiment of the speaker of the present invention. cross section,
Fig. 7 is a route map for explaining Fig. 6, Fig. 8 is a perspective view for explaining the coupling cone and spacer, and Fig. 9 is a perspective view for explaining the coupling cone and spacer.
This figure is a sectional view for explaining the main part of FIG. 6, and FIG. 10 is a sectional view showing another embodiment of the main part of FIG. 6. 1 is a flat plate diaphragm, 4 is a coupling cone, 5 is a voice coil bobbin, 9a, 9b, 9c and 9d are spacers, respectively, 10a, 10b, 10c and 10d are fixtures,
Pl, P2. P3 and P are four optimal driving points. Stratification l[f

Claims

[Scope of utility model registration request]

A speaker in which a voice coil bobbin is attached to a flat diaphragm via a coupling cone, characterized in that spacers are provided at multiple locations between the flat diaphragm and the coupling cone. speaker.