PROBLEM TO BE SOLVED: To provide an exhaust silencer capable of easily switching between a city area travel mode of making an exhaust sound amount small and a circuit travel mode of making the exhaust sound amount large and enabling increase of output.SOLUTION: An exhaust silencer 10 has an exhaust pipe 11 including an exhaust passage 11A configured to discharge exhaust gas of an internal combustion engine 1, and a container 20 that includes a volume chamber 21 connected to a branch part 14 in the middle of the exhaust pipe 11 and communicating with the exhaust pipe 11A. The container 20 includes an opening part 23 capable of opening/closing the volume chamber 21 to an external space, and also includes opening/closing means 30 of switching the opening part 23 between an open state and a closed state.SELECTED DRAWING: Figure 3

    【課題】 排気消音装置において、排気音量が小さくなる市街地走行モードと、排気音量が大きく、出力アップもできるサーキット走行モードとを簡易に切換え可能にすること。【解決手段】 内燃機関1の排気ガスを排出する排気通路11Aを備えた排気管11と、排気管11の途中の分岐部14に接続されて排気通路11Aに連通する容積室21を備えた容器20とを有してなる排気消音装置10において、容器20が、容積室21を外部空間に対して開閉できる開口部23を備えるとともに、該開口部23を開状態と閉状態に切換える開閉手段30を備えてなるもの。【選択図】 図3


    Access

    Download


    Export, share and cite



    Title :

    EXHAUST SILENCER


    Additional title:

    排気消音装置


    Contributors:

    Publication date :

    2017-10-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    F01N GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL , Schalldämpfer oder Auspuffvorrichtungen für Gase von Kraft- und Arbeitsmaschinen oder von Kraftmaschinen allgemein / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES



    Exhaust - silencer efficiency

    Automotive engineering | 1990


    Jet exhaust silencer

    Tyler, J. / Towle, G. | Engineering Index Backfile | 1955


    EXHAUST SILENCER OF VEHICLE

    SHIMURA NAOKI / ISHIGE SEIJI | European Patent Office | 2022

    Free access

    A JET EXHAUST SILENCER

    Towle, G. B. / Tyler, J. M. | SAE Technical Papers | 1956


    A parametric exhaust gas silencer

    Arabadzhi, V. / East-European Acoustical Association | British Library Conference Proceedings | 1994