The sound-absorbing tool according to the present disclosure comprises: a ring-shaped accommodating body which defines an accommodating space therein and which is capable of extending and retracting in the circumferential direction; and a sound absorbing material housed in the housing space of the housing body and not having a fixed shape.

    根据本公开的吸音工具包括:具有环状的收容体,其在内部限定收容空间并且可以在周向上伸缩;和吸音材料,其收容在收容体的收容空间中并且不具有固定形状。


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    Title :

    Sound absorbing tool and assembly


    Additional title:

    吸音工具和组件


    Contributors:

    Publication date :

    2024-07-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen



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