JPS6239395U - - Google Patents

Description

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

図面は本考案に係るスピーカ用振動板の実施例
を示し、第１図はコーン型振動板として取り付け
た状態を示す一部除去した断面図、第２図は振動
板の拡大断面図、第３図は内部損失の異なる繊維
を交織乃至は混織する形態を示す仮想的平面図、
第４図は織布の斜視図である。 １：コーン振動板全体、２：振動板基材、３：
表面層、４：織布、５：内部損失小の繊維、６：
内部損失大の繊維、７：樹脂バインダ、８：エツ
ジ。 The drawings show an embodiment of the speaker diaphragm according to the present invention, and FIG. 1 is a partially removed sectional view showing the state where it is installed as a cone-shaped diaphragm, FIG. 2 is an enlarged sectional view of the diaphragm, and FIG. The figure is a virtual plan view showing a configuration in which fibers with different internal losses are interwoven or interwoven.
FIG. 4 is a perspective view of the woven fabric. 1: entire cone diaphragm, 2: diaphragm base material, 3:
Surface layer, 4: Woven fabric, 5: Fiber with low internal loss, 6:
Fiber with large internal loss, 7: Resin binder, 8: Edge.

Claims (1)

【実用新案登録請求の範囲】 １ 振動板基材の表面に表面層が形成された振動
板であつて、該表面層は、高弾性、高強度で内部
損失のそれぞれ異なる複数種類の繊維を交織乃至
は混織してなる織布に樹脂バインダを含浸して加
熱成形されたものであり、内部損失ｔａｎδが０
．０１以上に調整されたものであることを特徴と
するスピーカ用振動板。 ２ 振動板基材が紙質又は樹脂フイルムであるこ
とを特徴とする実用新案登録請求の範囲第１項記
載のスピーカ用振動板。[Claims for Utility Model Registration] 1. A diaphragm in which a surface layer is formed on the surface of a diaphragm base material, the surface layer being a mixture of multiple types of fibers with high elasticity, high strength, and different internal losses. It is made by impregnating a woven fabric with a resin binder and heat forming it, and the internal loss tan δ is 0.
．． A diaphragm for a speaker, characterized in that the diaphragm is adjusted to 01 or higher. 2. The speaker diaphragm according to claim 1, wherein the diaphragm base material is paper or resin film.