To provide a silencer that can suppress increase in installation space and improve noise reduction property.SOLUTION: A silencer 1 includes: a case 4 forming a space 6 communicated to a passage 3 inside a duct; and one or more partition plates 5, 5a-5d installed in the space 6 inside the case. At least one of the partition plates 5, 5a-5d is installed in a position separated from at least part of case inner walls 4b-4e positioned in a surface direction that is parallel to a boundary surface BS between the space inside the case and the passage inside the duct.SELECTED DRAWING: Figure 14

    【課題】設置スペースの増加を抑えると共に、騒音低減特性を向上することの可能な消音器を提供する。【解決手段】消音器1は、ダクト内の通路3に連通する空間6を形成するケース4と、そのケース内の空間6に設けられる1または複数の仕切板5、5a~5dとを備える。その仕切板5、5a~5dの少なくとも1つは、ケース内の空間とダクト内の通路との境界面BSに平行な面方向に位置するケース内壁4b~4eの少なくとも一部から離れた位置に設けられている。【選択図】図14


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    Title :

    SILENCER


    Additional title:

    消音器


    Contributors:

    Publication date :

    2022-01-13


    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 / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / F24F Klimatisierung , AIR-CONDITIONING / G10K Tonerzeugungsvorrichtungen , SOUND-PRODUCING DEVICES



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