JPS6126394U - dome type speaker - Google Patents

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ａ， ｂ、および第２図は本考案ドーム型スピー
カーの振動系の正面図、断面図、および半断面−、第３
区は一般的なドーム型スピーカーの断面図、第４図は周
波数特性図である。 １は振動板、２はボイスコイルボビン、３はボイスコイ
ル、４はエッジ、４１は延長部、４２は小孔、５は粘弾
性物質である。Figures 1a, b, and 2 are a front view, a cross-sectional view, a half cross-section, and a third view of the vibration system of the dome-shaped speaker of the present invention.
Figure 4 is a cross-sectional view of a typical dome-shaped speaker, and Figure 4 is a frequency characteristic diagram. 1 is a diaphragm, 2 is a voice coil bobbin, 3 is a voice coil, 4 is an edge, 41 is an extension, 42 is a small hole, and 5 is a viscoelastic material.

Claims (1)

【実用新案登録請求の範囲】 １ ドーム形の振動板１、ボイスコイルボビン２、およ
び当該ボイスコイルボビン２に捲回されたボイスコイル
３、前記ボイスコイルボビン２の上端に接着されたエツ
ジ４とからなる振動系を有するドーム型スピーカーにお
いて、而記エツジ４内周部に振動板１と略同曲率の延長
部４１を形成し、当該延長部４１に１個以上の小孔４２
を穿設し、ボイスコイル３より小径の振動板１を前記延
長部４１に貼着した構成の振動系を有することを特徴と
するドーム型スピーカーＯ ２ 前記小孔４２を、粘弾佳物質５を充填、塗布、もし
くは貼着により閉ざしたことを特徴とする実用新案登録
請求の範囲第１項記栽のドームスピーカー。[Claims for Utility Model Registration] 1. Vibration consisting of a dome-shaped diaphragm 1, a voice coil bobbin 2, a voice coil 3 wound around the voice coil bobbin 2, and an edge 4 bonded to the upper end of the voice coil bobbin 2. In a dome-shaped speaker having a system, an extension part 41 having approximately the same curvature as the diaphragm 1 is formed on the inner peripheral part of the edge 4, and one or more small holes 42 are formed in the extension part 41.
A dome-shaped speaker O 2 characterized by having a vibration system configured such that a diaphragm 1 having a smaller diameter than the voice coil 3 is attached to the extension part 41. 1. A dome speaker as described in item 1 of the scope of the utility model registration claim, characterized in that the dome speaker is closed by filling, coating, or pasting.