JPS603228U - Automotive engine exhaust system - Google Patents

Automotive engine exhaust system

Info

Publication number
JPS603228U
JPS603228U JP9729183U JP9729183U JPS603228U JP S603228 U JPS603228 U JP S603228U JP 9729183 U JP9729183 U JP 9729183U JP 9729183 U JP9729183 U JP 9729183U JP S603228 U JPS603228 U JP S603228U
Authority
JP
Japan
Prior art keywords
exhaust system
engine exhaust
automotive engine
engine
discharge port
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
Application number
JP9729183U
Other languages
Japanese (ja)
Inventor
稲葉 元宏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nissan Motor Co Ltd
Original Assignee
Nissan Motor Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Priority to JP9729183U priority Critical patent/JPS603228U/en
Publication of JPS603228U publication Critical patent/JPS603228U/en
Pending legal-status Critical Current

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  • Exhaust Silencers (AREA)

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 the drawing]

第1図は従来の排気装置の平面図、第2図は同側面図、
第3図はそのメインマフラの断面図、第4図ばポストマ
フラの断面図、第5図はこの考案の排気装置を模式的に
示す説明図、第6図は周波数と消音量の関係を示す特性
図、第7図はこの考案に係る排気装置の一実施例を示す
側面図、第8図はそのメインマフラの断面図、第9図は
ポストマフラの断面図、第10図は4サイクル3気筒エ
ンジンに適用した場合の排気騒音の特性図である。 11・・・エンジン、12・・・吐出口、13・・・第
1排気管、14・・・第2排気管、15・・・メインマ
フラ、16・・・共鳴器。 、  第3図 第4図
Figure 1 is a plan view of a conventional exhaust system, Figure 2 is a side view of the same,
Fig. 3 is a sectional view of the main muffler, Fig. 4 is a sectional view of the post muffler, Fig. 5 is an explanatory diagram schematically showing the exhaust system of this invention, and Fig. 6 is a characteristic showing the relationship between frequency and silencing amount. 7 is a side view showing an embodiment of the exhaust system according to this invention, FIG. 8 is a sectional view of its main muffler, FIG. 9 is a sectional view of a post muffler, and FIG. 10 is a 4-stroke, 3-cylinder engine. FIG. 4 is a characteristic diagram of exhaust noise when applied to. DESCRIPTION OF SYMBOLS 11... Engine, 12... Discharge port, 13... First exhaust pipe, 14... Second exhaust pipe, 15... Main muffler, 16... Resonator. , Figure 3 Figure 4

Claims (1)

【実用新案登録請求の範囲】 エンジンから吐出口までの排気系全長をLとして上記エ
ンジンから約1/3Lの位置に、拡張要素を主体にした
メインマフラを配設するとともに、C 上記吐出口から約173Lの位置に、f=T「(C:音
速)の周波数に合わせた共鳴器を配設したことを特徴と
する自動車用エンジンの排気装置。
[Claims for Utility Model Registration] If the total length of the exhaust system from the engine to the discharge port is L, a main muffler mainly consisting of an expansion element is disposed at a position approximately 1/3L from the engine, and C from the discharge port. An exhaust system for an automobile engine, characterized in that a resonator tuned to a frequency of f=T (C: speed of sound) is disposed at a position of approximately 173L.
JP9729183U 1983-06-22 1983-06-22 Automotive engine exhaust system Pending JPS603228U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9729183U JPS603228U (en) 1983-06-22 1983-06-22 Automotive engine exhaust system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9729183U JPS603228U (en) 1983-06-22 1983-06-22 Automotive engine exhaust system

Publications (1)

Publication Number Publication Date
JPS603228U true JPS603228U (en) 1985-01-11

Family

ID=30231490

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9729183U Pending JPS603228U (en) 1983-06-22 1983-06-22 Automotive engine exhaust system

Country Status (1)

Country Link
JP (1) JPS603228U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021116732A (en) * 2020-01-24 2021-08-10 フタバ産業株式会社 Muffler

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021116732A (en) * 2020-01-24 2021-08-10 フタバ産業株式会社 Muffler

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