JPS61168795U

JPS61168795U -

Info

Publication number: JPS61168795U
Application number: JP5063985U
Authority: JP
Priority date: 1985-04-05
Filing date: 1985-04-05
Publication date: 1986-10-20

Description

[Brief explanation of the drawing]

第１図は、この考案の平面スピーカに使用され
る平面振動板の要部の拡大断面図、第２図はこの
考案の一実施例を示す縦断面である。６……ボイスコイル、７……コイルボビン、９
……ダンパー、１０……平面振動板、１１……カ
プラー、１４……カツプリングコーン。 FIG. 1 is an enlarged cross-sectional view of a main part of a flat diaphragm used in a flat speaker of this invention, and FIG. 2 is a longitudinal cross-section showing an embodiment of this invention. 6...Voice coil, 7...Coil bobbin, 9
...damper, 10 ... plane diaphragm, 11 ... coupler, 14 ... coupling cone.

補正昭６０．５．８考案の名称を次のように補正する。考案の名称平面スピーカ実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。Amendment May 8, 1980 The name of the invention is amended as follows. Name of the invention: Flat speaker The scope of the claims for utility model registration and the brief description of the drawings are amended as follows.

【実用新案登録請求の範囲】 (1) パルプを主原料として平面振動板を構成し
、この平面振動板の中心部に、下方に延出する駆
動用のカプラーを設けると共に、このカプラーの
ネツク部をコイルボビンの上端部に固着し、一方
前記平面振動板とは別に、前記カプラーより口径
の大きなカツプリングコーンを設け、このカツプ
リングコーンのネツク部を前記コイルボビンに固
着すると共に、その先端部を前記平面振動板の第
１次の振動モード節部又は／および複次の振動モ
ード節部交差部に固定し、平面振動板を多輪駆動
せしめるよう構成したことを特徴とする平面スピ
ーカ。 (2) 前記平面振動板は、駆動用のカプラーを一
体的に連設すると共に、パルプを主原料として抄
紙製法により成型することを特徴とする実用新案
登録請求の範囲第１項記載の平面スピーカ。 (3) 前記カツプリングコーンは、平面振動板と
同一の材質からなることを特徴とする実用新案登
録請求の範囲第１項記載の平面スピーカ。 (4) 前記平面振動板は、一体的に連設されたカ
プラーの開口部の上端がセンターキヤツプによつ
て覆われていることを特徴とする実用新案登録請
求の範囲第１項記載の平面スピーカ。[Claims for Utility Model Registration] (1) A planar diaphragm is constructed using pulp as the main raw material, and a coupler for driving that extends downward is provided in the center of the planar diaphragm, and a neck portion of this coupler is provided. is fixed to the upper end of the coil bobbin, while a coupling cone having a diameter larger than that of the coupler is provided separately from the plane diaphragm, the neck portion of this coupling cone is fixed to the coil bobbin, and the tip thereof is fixed to the coil bobbin. 1. A planar speaker, characterized in that the planar diaphragm is fixed to a first-order vibration mode node and/or a multiple-order vibration mode node intersection, and configured to drive the planar diaphragm with multiple wheels. (2) The flat speaker according to claim 1, wherein the flat diaphragm is integrally connected with a drive coupler and is molded by a papermaking method using pulp as a main raw material. . (3) The flat speaker according to claim 1, wherein the coupling cone is made of the same material as the flat diaphragm. (4) The planar speaker according to claim 1, wherein the planar diaphragm is characterized in that an upper end of an opening of an integrally connected coupler is covered by a center cap. .

【図面の簡単な説明】第１図は、この考案の平面スピーカに使用され
る平面振動板の要部の拡大断面図、第２図はこの
考案の一実施例を示す縦断面図である。６……ボイスコイル、７……コイルボビン、９
……ダンパー、１０……平面振動板、１１……カ
プラー、１４……カツプリングコーン。BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is an enlarged sectional view of a main part of a flat diaphragm used in a flat speaker of this invention, and FIG. 2 is a longitudinal sectional view showing an embodiment of this invention. 6...Voice coil, 7...Coil bobbin, 9
...damper, 10 ... plane diaphragm, 11 ... coupler, 14 ... coupling cone.

Claims

[Claims for Utility Model Registration] (1) A planar diaphragm is constructed using pulp as the main raw material, and a coupler for driving that extends downward is provided in the center of the planar diaphragm, and a neck portion of this coupler is provided. is fixed to the upper end of the coil bobbin, while a coupling cone having a diameter larger than that of the coupler is provided separately from the plane diaphragm, the neck portion of this coupling cone is fixed to the coil bobbin, and the tip thereof is fixed to the coil bobbin. 1. A planar speaker, characterized in that the planar diaphragm is fixed to a first-order vibration mode node and/or a multiple-order vibration mode node intersection, and configured to drive the planar diaphragm with multiple wheels. (2) The flat speaker according to claim 1, wherein the flat diaphragm is integrally connected with a drive coupler and is molded by a papermaking method using pulp as a main raw material. . (3) The flat speaker according to claim 1, wherein the coupling cone is made of the same material as the flat diaphragm. (4) The planar speaker according to claim 1, wherein the planar diaphragm is characterized in that an upper end of an opening of an integrally connected coupler is covered by a center cap. .