JPS5830394U

JPS5830394U - dome speaker

Info

Publication number: JPS5830394U
Application number: JP12485281U
Authority: JP
Inventors: 竹之内　研一
Original assignee: 三菱電機株式会社
Priority date: 1981-08-24
Filing date: 1981-08-24
Publication date: 1983-02-28

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 drawings]

第１図は従来のスピーカを示す断面側面図、第２図はこ
の考案の一実施例によるスピーカを示す断面側面図、第
３図は従来品とこの考案の一実施例による周波数特性お
よび第２次高調波歪特性を示す図、−第４図ａ、　　ｂ
、　　ｃはそれぞれこの考案の一実施例及びその他の実
施例で、形状違いによるものの断面側面図及び平面図で
ある。図において、１・・・ポールピース、２・・・マクネッ
ト、３・・・プレート、４・・・フレーム、５ａ・・・
ダイアフラム、５ｂ・・・ボビン、５Ｃ・・・ボイスコ
イル、５ｄ・・・支持部材、６・・・スペーサ、７・・
・吸音体である。なお、図中同一符号は同−又は相当部分を示す。Fig. 1 is a cross-sectional side view showing a conventional speaker, Fig. 2 is a cross-sectional side view showing a speaker according to an embodiment of the present invention, and Fig. 3 shows frequency characteristics and second Diagrams showing harmonic distortion characteristics - Figure 4 a, b
, c are a cross-sectional side view and a plan view of one embodiment and another embodiment of this invention, respectively, which have different shapes. In the figure, 1... Pole piece, 2... Macnet, 3... Plate, 4... Frame, 5a...
Diaphragm, 5b...Bobbin, 5C...Voice coil, 5d...Supporting member, 6...Spacer, 7...
・It is a sound absorber. Note that the same reference numerals in the figures indicate the same or equivalent parts.

Claims

[Scope of utility model registration request]

(1) In a dome-shaped loudspeaker in which a supporting part is covered with a circumferential gap by a frame or an ornament, a sound absorber is attached to the supporting part on the circumferential surface of the frame or ornament facing the supporting part. A dome-shaped speaker characterized by being placed and fixed so that it cannot be touched.

(2) A utility model registration claim as set forth in claim 1, characterized in that a sound absorber is arranged and fixed on the entire circumferential surface of the frame or ornament facing the support part so as not to touch the support part. Dome speaker.