JPS5927693U - Diaphragm in electroacoustic transducer - Google Patents

Diaphragm in electroacoustic transducer

Info

Publication number
JPS5927693U
JPS5927693U JP12194582U JP12194582U JPS5927693U JP S5927693 U JPS5927693 U JP S5927693U JP 12194582 U JP12194582 U JP 12194582U JP 12194582 U JP12194582 U JP 12194582U JP S5927693 U JPS5927693 U JP S5927693U
Authority
JP
Japan
Prior art keywords
diaphragm
fibers
electroacoustic transducer
matrix material
large number
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP12194582U
Other languages
Japanese (ja)
Inventor
修一 沢田
村瀬　吉彦
Original Assignee
ヤマハ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ヤマハ株式会社 filed Critical ヤマハ株式会社
Priority to JP12194582U priority Critical patent/JPS5927693U/en
Publication of JPS5927693U publication Critical patent/JPS5927693U/en
Pending legal-status Critical Current

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  • Diaphragms For Electromechanical Transducers (AREA)

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

【図面の簡単な説明】[Brief explanation of drawings]

第１図はこの考案をコーン状振動板に適用した場合の一
実施例を示す斜視図、第２図ａ、　　ｂはリング状フラ
ンジ部材の一部破断斜視図および■−■線拡線断大断面
図３図は第１図■−■線拡大断面図、第４図は繊維が一
方向に配列されたシートの要部平面図、第５図は振動板
の成形を説明するための図、第６図ａ、　　ｂリング状
フランジ部材を備えない振動板と、備えた振動板の共振
モードを説明するための図である。 １０・・・コーン状振動板、１１・・・振動板本体、１
２・・・リング状フランジ部材、１３・・・複合材シー
ト、１４・・・炭素繊維、１５・・・マトリクス材。Fig. 1 is a perspective view showing an example in which this invention is applied to a cone-shaped diaphragm, and Figs. 2 a and b are partially cutaway perspective views of a ring-shaped flange member and an enlarged cross-section along the line ■-■. 3 is an enlarged sectional view taken along the line ■-■ in FIG. FIGS. 6a and 6b are diagrams for explaining the resonance modes of a diaphragm without a ring-shaped flange member and a diaphragm with a ring-shaped flange member. 10... cone-shaped diaphragm, 11... diaphragm body, 1
2... Ring-shaped flange member, 13... Composite material sheet, 14... Carbon fiber, 15... Matrix material.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 高縦弾性率を有して一方向に並列配置された多数の繊維
と、これら繊維を結合するマトリクス材によってそれぞ
れ形成された複数の複合材シートをその繊維方向を振動
板の放射方向にそろえて結合することにより振動板本体
を形成し、この振動板本体の外周縁部に周方向に配列さ
れた多数の高縦弾性率を有する繊維をマトリクス材によ
って結合してなるリング状フランジ部材を一体的に結合
したことを特徴とする電気音響変換器における振動板。A plurality of composite sheets each formed of a large number of fibers having a high modulus of longitudinal elasticity arranged in parallel in one direction and a matrix material that binds these fibers are aligned in the radial direction of the diaphragm. A diaphragm body is formed by combining, and a ring-shaped flange member formed by bonding a large number of fibers having a high longitudinal elastic modulus arranged in the circumferential direction on the outer peripheral edge of the diaphragm body with a matrix material is integrally formed. A diaphragm in an electroacoustic transducer characterized by being coupled to.
JP12194582U 1982-08-11 1982-08-11 Diaphragm in electroacoustic transducer Pending JPS5927693U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12194582U JPS5927693U (en) 1982-08-11 1982-08-11 Diaphragm in electroacoustic transducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12194582U JPS5927693U (en) 1982-08-11 1982-08-11 Diaphragm in electroacoustic transducer

Publications (1)

Publication Number Publication Date
JPS5927693U true JPS5927693U (en) 1984-02-21

Family

ID=30278917

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12194582U Pending JPS5927693U (en) 1982-08-11 1982-08-11 Diaphragm in electroacoustic transducer

Country Status (1)

Country Link
JP (1) JPS5927693U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61175913U (en) * 1985-04-20 1986-11-01
JPS62253303A (en) * 1986-04-24 1987-11-05 ヤンマーディーゼル株式会社 Plowing depth automatic controller of tractor

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61175913U (en) * 1985-04-20 1986-11-01
JPS62253303A (en) * 1986-04-24 1987-11-05 ヤンマーディーゼル株式会社 Plowing depth automatic controller of tractor

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