JPS62178682U - - Google Patents
Info
- Publication number
- JPS62178682U JPS62178682U JP6667686U JP6667686U JPS62178682U JP S62178682 U JPS62178682 U JP S62178682U JP 6667686 U JP6667686 U JP 6667686U JP 6667686 U JP6667686 U JP 6667686U JP S62178682 U JPS62178682 U JP S62178682U
- Authority
- JP
- Japan
- Prior art keywords
- neck
- sectional area
- effective length
- single resonator
- cavity
- 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
Links
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Description
第１図は本考案の車用音響装置の構造を示す図
、第２図、第３図は同、他の実施例の構造を示す
図、第４図は同、車室内の音響減衰特性を示す図
である。
１……空胴部、２……頚部、３……単一レゾネ
ータ、４……トランクルーム、５……車室、６…
…壁面、７……リアトレイ、８……リアピラー、
９……後部座席、１０……下壁面。
Figure 1 is a diagram showing the structure of the car audio system of the present invention, Figures 2 and 3 are diagrams showing the structure of another embodiment of the same, and Figure 4 is the same diagram showing the sound attenuation characteristics in the vehicle interior. FIG. 1... Cavity part, 2... Neck, 3... Single resonator, 4... Trunk room, 5... Vehicle interior, 6...
...Wall surface, 7...Rear tray, 8...Rear pillar,
9...Rear seat, 10...Lower wall surface.
Claims (1)
Ｓおよび実効長ｌを有する頚部２とからなる単一
レゾネータ３を具備し、この単一レゾネータ３の
空胴部１をトランクルーム４に、頚部１の開口部
を車室５を形成する壁面６に配置し、かつ、上記
単一レゾネータ３の共鳴周波数ｆ ただし、ｃ：音速 Ｓ：頚部の断面積 ｌ：頚部の実効長 Ｖ：空胴部の容積 を定在波の周波数に一致させた音響装置。[Claims for Utility Model Registration] A single resonator 3 comprising a cavity 1 having a predetermined volume V and a neck 2 having a predetermined cross-sectional area S and effective length l is provided. The body part 1 is arranged in the trunk room 4, the opening of the neck part 1 is arranged in the wall surface 6 forming the passenger compartment 5, and the resonant frequency f of the single resonator 3, where c: speed of sound S: cross-sectional area of the neck l: Effective length of the neck V: Acoustic device in which the volume of the cavity matches the frequency of the standing wave.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6667686U JPS62178682U (en) | 1986-04-30 | 1986-04-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6667686U JPS62178682U (en) | 1986-04-30 | 1986-04-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62178682U true JPS62178682U (en) | 1987-11-13 |
Family
ID=30904904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6667686U Pending JPS62178682U (en) | 1986-04-30 | 1986-04-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62178682U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02288596A (en) * | 1989-04-28 | 1990-11-28 | Nec Home Electron Ltd | Speaker system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5732047U (en) * | 1980-07-31 | 1982-02-19 | ||
| JPS5739246U (en) * | 1980-08-09 | 1982-03-02 | ||
| JPS6137047B2 (en) * | 1979-06-15 | 1986-08-21 | Mitsubishi Electric Corp |
-
1986
- 1986-04-30 JP JP6667686U patent/JPS62178682U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6137047B2 (en) * | 1979-06-15 | 1986-08-21 | Mitsubishi Electric Corp | |
| JPS5732047U (en) * | 1980-07-31 | 1982-02-19 | ||
| JPS5739246U (en) * | 1980-08-09 | 1982-03-02 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02288596A (en) * | 1989-04-28 | 1990-11-28 | Nec Home Electron Ltd | Speaker system |
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