JPH03101094U - - Google Patents

Description

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

第１図ａ、第２図ａ、第３図ａ、第４図ａ、第
５図ａ、第６図ａはそれぞれ本考案の実施例のス
ピーカボツクスの断面図、第１図ｂ、第２図ｂ、
第３図ｂ、第４図ｂ、第５図ｂ、第６図ｂはそれ
ぞれ同上スピーカボツクスの等価回路、第１図ｃ
、第２図ｃ、第３図ｃ、第４図ｃ、第５図ｃ、第
６図ｃはそれぞれ同上スピーカボツクスと従来例
とを比較した低音域のインピーダンスと音圧の周
波数特性、第７図ａ、第８図ａはそれぞれ従来の
スピーカボツクスの断面図、第７図ｂ、第８図ｂ
はそれぞれ同上の等価回路、第７図ｃ、第８図ｃ
は同上の低音域のインピーダンスと音圧の周波数
特性である。 図中Ｂ……スピーカ取り付け板、Ｌ……スピー
カ、Ｄ……ダクト、Ｈ，ｈ……透孔、Ｐ……前面
板、Ｔ……ドローンコーン、Ｖ１……第１キヤビ
ネツト、Ｖ２……第２キヤビネツトである。 1a, 2a, 3a, 4a, 5a, and 6a are sectional views of the speaker box according to the embodiment of the present invention, and FIGS. Figure b,
Figures 3b, 4b, 5b, and 6b are equivalent circuits of the same speaker box as above, and Figure 1c
, Fig. 2c, Fig. 3c, Fig. 4c, Fig. 5c, and Fig. 6c show the frequency characteristics of impedance and sound pressure in the bass range, respectively, comparing the same speaker box and the conventional example. Figures a and 8a are cross-sectional views of conventional speaker boxes, Figures 7b and 8b, respectively.
are the equivalent circuits of the above, Figure 7c and Figure 8c, respectively.
are the frequency characteristics of impedance and sound pressure in the bass range as above. In the diagram, B...Speaker mounting plate, L...Speaker, D...Duct, H, h...Through hole, P...Front plate, T...Drone cone, V1...First cabinet, V2...No. 2 cabinets.

Claims (1)

【実用新案登録請求の範囲】 スピーカＬの後方キヤビテイを構成する第１
キヤビネツトＶ１と、前方キヤビテイを構成する
第２キヤビネツトＶ２とを、スピーカ取り付け板
Ｂを介して隣接して設け、前面板ＰにダクトＤを
取り付けた低音増強スピーカボツクスにおいて、
スピーカ取り付け板Ｂに透孔Ｈを穿つたスピーカ
ボツクス。 スピーカＬの後方キヤビテイを構成する第１
キヤビネツトＶ１と、前方キヤビテイを構成する
第２キヤビネツトＶ２とを、スピーカ取り付け板
Ｂを介して隣接して設け、前面板ＰにダクトＤを
取り付けた低音増強スピーカボツクスにおいて、
前面板Ｐに透孔Ｈ，ｈを穿つたスピーカボツクス
。 スピーカＬの後方キヤビテイを構成する第１
キヤビネツトＶ１と、前方キヤビテイを構成する
第２キヤビネツトＶ２とを、スピーカ取り付け板
Ｂを介して隣接して設け、前面板Ｐにドロンコー
ンＴを取り付けた低音増強スピーカボツクスにお
いて、スピーカ取り付け板Ｂに透孔Ｈを穿つたス
ピーカボツクス。 スピーカＬの後方キヤビテイを構成する第１
キヤビネツトＶ１と、前方キヤビテイを構成する
第２キヤビネツトＶ２とを、スピーカ取り付け板
Ｂを介して隣接して設け、前面板Ｐにドロンコー
ンＴを取り付けた低音増強スピーカボツクスにお
いて、前面板Ｐに透孔Ｈを穿つたスピーカボツク
ス。 スピーカＬの後方キヤビテイを構成する第１
キヤビネツトＶ１と、前方キヤビテイを構成する
第２キヤビネツトＶ２とを、スピーカ取り付け板
Ｂを介して隣接して設け、前面板ＰにダクトＤを
取り付けた低音増強スピーカボツクスにおいて、
ダクトＤの前面板Ｐとの接合部近傍を、通気性の
ある筒形状としたスピーカボツクス。[Scope of claim for utility model registration] The first part constituting the rear cavity of speaker L
In a bass-enhancing speaker box in which a cabinet V1 and a second cabinet V2 constituting a front cavity are provided adjacent to each other via a speaker mounting plate B, and a duct D is attached to a front plate P,
A speaker box with a through hole H in the speaker mounting plate B. The first configuring the rear cavity of speaker L
In a bass-enhancing speaker box in which a cabinet V1 and a second cabinet V2 constituting a front cavity are provided adjacent to each other via a speaker mounting plate B, and a duct D is attached to a front plate P,
A speaker box with through holes H and H in the front panel P. The first configuring the rear cavity of speaker L
In a bass-enhancing speaker box in which a cabinet V1 and a second cabinet V2 constituting the front cavity are provided adjacent to each other via a speaker mounting plate B, and a drone cone T is attached to the front plate P, a transparent Speaker box with hole H. The first configuring the rear cavity of speaker L
In a bass-enhancing speaker box in which a cabinet V1 and a second cabinet V2 constituting the front cavity are provided adjacent to each other via a speaker mounting plate B, and a drone cone T is attached to the front plate P, a through hole is formed in the front plate P. Speaker box with H. The first configuring the rear cavity of speaker L
In a bass-enhancing speaker box in which a cabinet V1 and a second cabinet V2 constituting a front cavity are provided adjacent to each other via a speaker mounting plate B, and a duct D is attached to a front plate P,
A speaker box in which the vicinity of the joint of the duct D with the front plate P has a cylindrical shape with ventilation.