JPS5936681U

JPS5936681U - Bass reflex speaker system

Info

Publication number: JPS5936681U
Application number: JP13200282U
Authority: JP
Inventors: 浩二塚本
Original assignee: 三菱電機株式会社
Priority date: 1982-08-31
Filing date: 1982-08-31
Publication date: 1984-03-07

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) [Abstract] 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図はバスレフ型スピーカシステムの全体図、第２　
図ａは従来のバスレフダクトの正面図、第２図すは同じ
く横断面図、第３図ａはこの考案によるバスレフダクト
の開いた状態の正面図、第３図すは同じく横断面図、第
４図ａはバスレフダクトの閉じた状態の正面図、第４図
すは同じく横断面図、第５図は音圧周波数特性図である
。１・・・バッフル面、３・・・バスレフダクト、４゜４
ａ、　　５．　５ａ・・・側壁、６・・・回転軸。なお
、図中、同一符号は同−又は相当部分を示す。Figure 1 is an overall diagram of a bass reflex speaker system, Figure 2
Figure a is a front view of a conventional bass reflex duct, Figure 2 is a cross-sectional view, Figure 3 a is a front view of the bass reflex duct according to this invention in an open state, Figure 3 is a cross-sectional view, and FIG. 4a is a front view of the bass reflex duct in a closed state, FIG. 4 is also a cross-sectional view, and FIG. 5 is a sound pressure frequency characteristic diagram. 1... Baffle surface, 3... Bass reflex duct, 4゜4
a.5. 5a... Side wall, 6... Rotating shaft. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

（１）スピーカのバッフル面にバスレフダクトを設けた
バスレフ型スピーカシステムにおいて、上記バスレフダ
クトの開口部を開閉自在としたことを特徴とするバスレ
フ型スピーカシステム。(1) A bass reflex speaker system in which a bass reflex duct is provided on the baffle surface of the speaker, characterized in that an opening of the bass reflex duct can be opened and closed.

（２）バスレフダクトの側壁が回転軸を支点として回動
することによりバスレフダクトの開口部を開閉自在とし
た実用新案登録請求の範囲第１項記載のバスレフ型スピ
ーカシステム。(2) The bass reflex speaker system according to claim 1, wherein the opening of the bass reflex duct can be opened and closed by rotating the side wall of the bass reflex duct about the rotation axis.

（３）バスレフダクトを開閉したとき、開いた位置、閉
じた位置でそれぞれ固定できるようにした実用新案登録
請求の範囲第１項記載のバスレフ型スピーカシステム。(3) The bass reflex type speaker system according to claim 1, which is a registered utility model, wherein the bass reflex duct can be fixed in the open position and the closed position when the bass reflex duct is opened and closed.

（４）バスレフダクトの側壁に複数の可動箇所を設けた
ことを特徴とする実用新案登録請求の範囲第１　項記載
のバスレフ型スピーカシステム。(4) The bass reflex speaker system according to claim 1, characterized in that a plurality of movable parts are provided on the side wall of the bass reflex duct.