JPS5958711U - Silencer - Google Patents

Silencer

Info

Publication number
JPS5958711U
JPS5958711U JP15549682U JP15549682U JPS5958711U JP S5958711 U JPS5958711 U JP S5958711U JP 15549682 U JP15549682 U JP 15549682U JP 15549682 U JP15549682 U JP 15549682U JP S5958711 U JPS5958711 U JP S5958711U
Authority
JP
Japan
Prior art keywords
resonance
silencer
resonance chamber
chamber
rotation speed
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
JP15549682U
Other languages
Japanese (ja)
Inventor
功一 鈴木
健一 三田村
Original Assignee
日産自動車株式会社
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 日産自動車株式会社 filed Critical 日産自動車株式会社
Priority to JP15549682U priority Critical patent/JPS5958711U/en
Publication of JPS5958711U publication Critical patent/JPS5958711U/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 drawings]

第１図は従来の消音器の正面断面図、第２図はこの考案
の第１実施例を示す正面断面図、第３図はこの考案の第
２実施例を示す正面断面図、第４　　　　′図は排気導
入管での管路抵抗と内燃機関の葎転速度との関係を示す
グラフである。 セト・・ケース（外筒）、２８・・・共鳴室、３１・・
・排気導入管、３５・・・頚管、３７・・・共鳴型消音
要素（共鳴器）、３９・・・絞り手段（シャッター）、
５１・・・駆動手段。Fig. 1 is a front sectional view of a conventional silencer, Fig. 2 is a front sectional view showing a first embodiment of this invention, Fig. 3 is a front sectional view showing a second embodiment of this invention, and Fig. 4' The figure is a graph showing the relationship between the pipe resistance in the exhaust introduction pipe and the rotation speed of the internal combustion engine. Set...Case (outer cylinder), 28...Resonance chamber, 31...
- Exhaust inlet pipe, 35... Cervical tube, 37... Resonance type muffling element (resonator), 39... Throttle means (shutter),
51...Driving means.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一端が騒音源に接続された排気導入管に連結され共鳴室
の画成されたケースと、共鳴室に開口し一共鳴室ととも
に共鳴型消音要素を構成する頚管とを備えた消音器にお
いて、前記頚管の断面積をエンジン回転数により増減す
る絞り手段を設け、共番鳴周波数を可変としたことを特
徴とする消音器。A silencer comprising: a case that is connected to an exhaust gas introduction pipe connected to a noise source at one end and defines a resonance chamber; and a neck tube that opens into the resonance chamber and constitutes a resonance-type silencing element together with the resonance chamber, A silencer characterized in that a throttle means is provided to increase or decrease the cross-sectional area of the cervical canal depending on the engine rotation speed, and the resonance frequency is made variable.
JP15549682U 1982-10-13 1982-10-13 Silencer Pending JPS5958711U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15549682U JPS5958711U (en) 1982-10-13 1982-10-13 Silencer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15549682U JPS5958711U (en) 1982-10-13 1982-10-13 Silencer

Publications (1)

Publication Number Publication Date
JPS5958711U true JPS5958711U (en) 1984-04-17

Family

ID=30343411

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15549682U Pending JPS5958711U (en) 1982-10-13 1982-10-13 Silencer

Country Status (1)

Country Link
JP (1) JPS5958711U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5551910A (en) * 1978-10-13 1980-04-16 Nippon Radiator Co Ltd Active muffler

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5551910A (en) * 1978-10-13 1980-04-16 Nippon Radiator Co Ltd Active muffler

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