JPS59180595U

JPS59180595U - speaker

Info

Publication number: JPS59180595U
Application number: JP7541883U
Authority: JP
Inventors: 奨藤原
Original assignee: 三菱電機株式会社
Priority date: 1983-05-20
Filing date: 1983-05-20
Publication date: 1984-12-03

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図は従来のスピーカを示す側断面図、第２図は本考
案の一実施例を示す側断面図、第３図は第２図示のダン
パの側面図、第４図は第２図示のものの第２高調波歪の
周波数特性図である。３・・・プレート、４・・・フレーム、５・・・振動板
、６・・・朶イスコイルボビン、９・・・ダンパ、ａ・
・・外周部、ｂ・・・内周部、Ｃ・・・支持部。Fig. 1 is a side sectional view showing a conventional speaker, Fig. 2 is a side sectional view showing an embodiment of the present invention, Fig. 3 is a side view of the damper shown in Fig. 2, and Fig. 4 is a side sectional view showing the damper shown in Fig. 2. FIG. 3 is a frequency characteristic diagram of the second harmonic distortion of the object. 3...Plate, 4...Frame, 5...Diaphragm, 6...Wheel coil bobbin, 9...Damper, a.
...outer circumference part, b...inner circumference part, C...support part.

Claims

[Scope of utility model registration request]

In a speaker where the inner periphery of the diaphragm is supported by a damper via a voice coil bobbin fixed to the diaphragm, the damper is supported by the outer periphery fixed to the frame or the plate of the magnetic circuit, and the inner periphery fixed to the voice coil bobbin. The periphery and
A plurality of elastic parts formed so as to extend radially outward from the outer circumferential part and the inner circumferential part while gradually increasing in width, and to hold the inner circumferential part above the fixed surface of the outer circumferential part. A speaker comprising: a support portion;