JPS62185815U - - Google Patents
Info
- Publication number
- JPS62185815U JPS62185815U JP7480486U JP7480486U JPS62185815U JP S62185815 U JPS62185815 U JP S62185815U JP 7480486 U JP7480486 U JP 7480486U JP 7480486 U JP7480486 U JP 7480486U JP S62185815 U JPS62185815 U JP S62185815U
- Authority
- JP
- Japan
- Prior art keywords
- exhaust outlet
- expansion chamber
- muffler
- outlet pipe
- exhaust
- 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
- 238000002485 combustion reaction Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000003584 silencer Effects 0.000 description 1
Landscapes
- Exhaust Silencers (AREA)
Description
第１図は本考案の一実施例を示す説明図、第２
図は本実施例に於ける第一の排気導出管と第二の
排気導出管との対向位置関係によつて生じるエン
ジン回転１次成分に関する音圧レベルの減衰効果
を示すグラフ、第３図は従来例を示す説明図であ
る。
２０…消音器本体、２１，２２…仕切板、２３
，２４…端板、２５…排気導入管、２６…第一拡
張室、２７…首管、２８…共鳴室、２９…第二拡
張室、３０…排気導管、３１…第一の排気導出管
、３２…第二の排気導出管、３３…弁、３４…ア
クチユエータ、３５…制御回路、３６…管路。
Fig. 1 is an explanatory diagram showing one embodiment of the present invention;
The figure is a graph showing the damping effect of the sound pressure level regarding the first-order engine rotation component caused by the opposing positional relationship between the first exhaust outlet pipe and the second exhaust outlet pipe in this embodiment. FIG. 2 is an explanatory diagram showing a conventional example. 20... Silencer body, 21, 22... Partition plate, 23
, 24... End plate, 25... Exhaust introduction pipe, 26... First expansion chamber, 27... Neck pipe, 28... Resonance chamber, 29... Second expansion chamber, 30... Exhaust conduit, 31... First exhaust outlet pipe, 32...Second exhaust outlet pipe, 33...Valve, 34...Actuator, 35...Control circuit, 36...Pipe line.
Claims (1)
エンジン回転数に応じて開閉する弁を設け、他方
の排気導出管はその開口端を拡張室に配してエン
ジン回転数の高低に拘らず常に消音器内の排気ガ
スを排気し得るようにされた内燃機関用可変式消
音器に於て、エンジン回転数に応じて開閉する弁
を設けた排気導出管は、その開口端を拡張室に配
すると共にその開口端がこの拡張室に配されてい
る他方の排気導出管と同一線上になるように構成
したことを特徴とする内燃機関用可変式消音器。 It is equipped with two exhaust outlet pipes, one of which is equipped with a valve that opens and closes depending on the engine speed, and the other exhaust outlet pipe has its open end placed in an expansion chamber so that it can be operated regardless of the engine speed. In a variable muffler for an internal combustion engine that is designed to constantly exhaust the exhaust gas inside the muffler, the exhaust outlet pipe is equipped with a valve that opens and closes depending on the engine speed, and its open end is connected to an expansion chamber. 1. A variable muffler for an internal combustion engine, characterized in that the muffler is arranged in the expansion chamber and its opening end is on the same line as the other exhaust outlet pipe arranged in the expansion chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7480486U JPS62185815U (en) | 1986-05-19 | 1986-05-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7480486U JPS62185815U (en) | 1986-05-19 | 1986-05-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62185815U true JPS62185815U (en) | 1987-11-26 |
Family
ID=30920361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7480486U Pending JPS62185815U (en) | 1986-05-19 | 1986-05-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62185815U (en) |
-
1986
- 1986-05-19 JP JP7480486U patent/JPS62185815U/ja active Pending
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