JPS6174611U - - Google Patents
Info
- Publication number
- JPS6174611U JPS6174611U JP15962184U JP15962184U JPS6174611U JP S6174611 U JPS6174611 U JP S6174611U JP 15962184 U JP15962184 U JP 15962184U JP 15962184 U JP15962184 U JP 15962184U JP S6174611 U JPS6174611 U JP S6174611U
- Authority
- JP
- Japan
- Prior art keywords
- engine
- resonant
- cross
- sectional area
- running
- 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
- 230000003584 silencer Effects 0.000 claims description 3
- 238000002485 combustion reaction Methods 0.000 claims 2
- 230000007423 decrease Effects 0.000 claims 1
- 210000003437 trachea Anatomy 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Exhaust Silencers (AREA)
Description
第１図はこの考案の第１実施例を示す概略図、
第２図は第１図の−線断面図、第３図は第１
図の引出Ａを示す拡大図、第４図はこの考案の第
２実施例を示す概略図、第５図は第４図の矢印Ｂ
を示す拡大図、第６図は従来の共鳴消音器を示す
断面図である。
１２…共鳴消音器、１３…固定ダクト（吸気管
）、１６…回転ダクト（吸気管）、１７…第１開
孔、１８…第２開孔、１９，３１…消音器開孔（
開孔）、２０…制御機構、２１…機関、２３…回
転数検出器、２４…周波数電圧変換器、２５…演
算回路、２６…サーボモータ（駆動部）、３０…
外気導入ダクト、３２…制御パネル、３３…アク
チユエータ（駆動部）、Ｓ…開孔断面積。
FIG. 1 is a schematic diagram showing the first embodiment of this invention;
Figure 2 is a sectional view taken along the - line in Figure 1, and Figure 3 is a cross-sectional view of Figure 1.
FIG. 4 is a schematic diagram showing the second embodiment of this invention, and FIG. 5 is an arrow B in FIG. 4.
FIG. 6 is a cross-sectional view showing a conventional resonance muffler. 12... Resonant silencer, 13... Fixed duct (intake pipe), 16... Rotating duct (intake pipe), 17... First opening, 18... Second opening, 19, 31... Silencer opening (
aperture), 20... control mechanism, 21... engine, 23... rotation speed detector, 24... frequency voltage converter, 25... arithmetic circuit, 26... servo motor (drive unit), 30...
Outside air introduction duct, 32...control panel, 33...actuator (drive unit), S...opening cross-sectional area.
Claims (1)
を利用して吸・排気騒音を低減させる内燃機関の
共鳴型消音装置であつて、上記共鳴消音器と上記
気管とを連通する開孔の断面積を可変させる駆動
部と、機関回転数信号に基づいて上記駆動部を駆
動制御する制御機構とを備え、機関高回転時には
上記開孔断面積を増加させ、低回転時には減少さ
せることを特徴とする内燃機関の共鳴型消音装置
。 A resonant muffler for an internal combustion engine that reduces intake and exhaust noise by using a resonant muffler provided in an intake pipe or an exhaust pipe, the cross-sectional area of an opening communicating between the resonant muffler and the trachea. and a control mechanism that drives and controls the drive unit based on an engine speed signal, and increases the cross-sectional area of the opening when the engine is running at high speeds, and decreases it when the engine is running at low speeds. Resonant silencer for internal combustion engines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15962184U JPS6174611U (en) | 1984-10-22 | 1984-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15962184U JPS6174611U (en) | 1984-10-22 | 1984-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6174611U true JPS6174611U (en) | 1986-05-20 |
Family
ID=30717569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15962184U Pending JPS6174611U (en) | 1984-10-22 | 1984-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6174611U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02281673A (en) * | 1989-04-21 | 1990-11-19 | Matsushita Electric Ind Co Ltd | Gas laser device |
| JP2008008253A (en) * | 2006-06-30 | 2008-01-17 | Toyoda Gosei Co Ltd | Noise eliminating duct |
| JP2009287530A (en) * | 2008-05-30 | 2009-12-10 | Mitsubishi Heavy Ind Ltd | Gas turbine exhaust installation |
-
1984
- 1984-10-22 JP JP15962184U patent/JPS6174611U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02281673A (en) * | 1989-04-21 | 1990-11-19 | Matsushita Electric Ind Co Ltd | Gas laser device |
| JP2008008253A (en) * | 2006-06-30 | 2008-01-17 | Toyoda Gosei Co Ltd | Noise eliminating duct |
| JP2009287530A (en) * | 2008-05-30 | 2009-12-10 | Mitsubishi Heavy Ind Ltd | Gas turbine exhaust installation |
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