According to an embodiment of the present invention, a roller assembly comprises: a shaft; a first support body fixing one side end portion of the shaft; a second support body fixing the other side end portion of the shaft; and a roller positioned between the first support body and the second support body and having a cylindrical shape into which the shaft is inserted to be rotatably supported. the first support body and the second support body protrude to a side surface of the roller facing each other to have a protrusion unit inserted into an inner side of an outer circumference of the roller. the roller may have an accommodation groove accommodating the protrusion unit at predetermined intervals on both side surfaces.

    일 예시에 따른 롤러 조립체는 축, 상기 축의 일측 단부를 고정하는 제1지지체, 상기 축의 타측 단부를 고정하는 제2지지체, 및 상기 제1지지체 및 상기 제2지지체 사이에 위치하고, 상기 축이 삽입되어 회전 가능하게 지지되는 원통 형상으로 구비되는 롤러를 포함하며, 상기 제1지지체 및 상기 제2지지체는 각각 대면하는 상기 롤러의 측면으로 돌출되어, 상기 롤러의 외주 내측에 삽입되는 돌출부를 구비하고, 상기 롤러는 양 측면에 소정의 유격을 두고 상기 돌출부를 수용하는 수용홈을 구비할 수 있다.


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    Titel :

    ROLLER ASSEMBLY AND VACUUM CLEANER COMPRISING SAME


    Weitere Titelangaben:

    롤러 조립체 및 이를 포함하는 진공 청소기


    Beteiligte:
    KIM TAE GWANG (Autor:in) / HA DONG WOO (Autor:in) / KANG SUNG WOOK (Autor:in) / KWON KI HWAN (Autor:in) / KIM YEON SU (Autor:in) / MOON JONG WON (Autor:in) / PARK JOONG KYUNG (Autor:in) / SEO BONG GYO (Autor:in)

    Erscheinungsdatum :

    14.05.2024


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    B60B VEHICLE WHEELS , Räder für Fahrzeuge / A47L DOMESTIC WASHING OR CLEANING , Waschen oder Reinigen im Haushalt



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