JPS60184396U

JPS60184396U - speaker

Info

Publication number: JPS60184396U
Application number: JP7135284U
Authority: JP
Inventors: 準一田中; 八嶋　修; 柴田　繁憲
Original assignee: 三菱電機株式会社
Priority date: 1984-05-16
Filing date: 1984-05-16
Publication date: 1985-12-06

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図はスピーカーの構造を示す断面図、第２図は従来
のスパイダーの要部を概略的に示す平面図、第３図は本
考案の一実施例によるスパイダー　　、の要部を概略的
に示す平面図、第４図はホログラフィを用いた本考案の
一実施例及び従来例のスパイダーの振動モードを示すも
ので、ａは従来例の、ｂは本考案の実施例の振動モード
を示す図、第５図は本考案の一実施例及び従来例スピー
カーの音圧−周波数特性図である。図において、１は振動板、２はエツジ、４はスパイダー
、５はボイスコイル、７ａ及び７ｂは間隙部、である。なお、図中、同−符号及び同一記号は、同一または相当
部分を示す。ロ］ＴＬ “°■「せ寸−１４０８０１００２００４υ（Fig. 1 is a sectional view showing the structure of a speaker, Fig. 2 is a plan view schematically showing the main parts of a conventional spider, and Fig. 3 is a schematic diagram showing the main parts of a spider according to an embodiment of the present invention. FIG. 4 is a plan view showing the vibration mode of the spider of an embodiment of the present invention using holography and a conventional example, where a shows the vibration mode of the conventional example and b shows the vibration mode of the embodiment of the present invention. , FIG. 5 is a sound pressure-frequency characteristic diagram of an embodiment of the present invention and a conventional speaker. In the figure, 1 is a diaphragm, 2 is an edge, 4 is a spider, 5 is a voice coil, and 7a and 7b are gaps. In addition, in the figures, the same reference numerals and the same symbols indicate the same or equivalent parts. B] TL “°■”Size-1 40801002004υ(

Claims

[Scope of utility model registration request]

(1) A speaker in which a voice coil is mounted near the center of a diaphragm, and the voice coil is held at a predetermined position in a gap forming a magnetic circuit by a spider,
A speaker characterized in that the spider is formed of a mesh-like woven fabric impregnated with a resin.

(2) The speaker according to claim 1, which is a registered utility model, wherein the mesh-like woven fabric is a mesh-like knitted woven fabric.

(3) The speaker according to claim 1, wherein the mesh-like woven fabric is a mesh-like knitted woven fabric woven into a substantially honeycomb shape.