유도 기전력을 이용하여 회전 구동력을 부가 제공할 수 있는 탈부착이 용이한 자전거용 전기구동장치가 개시된다. 본 발명의 일 측면에 따른 탈부착이 용이한 자전거용 전기구동장치는 자전거 바퀴의 스포크의 단부와 림 사이에 밀착되도록 고정되고, 방사형으로 배치되어 바퀴와 함께 회전되는 복수개의 자성체; 상기 복수개의 자성체가 통과하는 높이에 서로 마주 볼 수 있도록 자전거의 프레임에 고정 설치되고, 상기 복수개의 자성체가 인접 위치에 오면 유도 기전력에 따라 척력 또는 인력을 제공하도록 전류가 제공되는 전자석부; 상기 전자석부에 제공되는 전류의 세기와 방향을 결정하여 제공하는 제어부; 및 상기 제어부의 제어에 따라 상기 전자석부에 전원을 공급하는 배터리;를 포함할 수 있다.

    Disclosed is an electric drive device for a bicycle with easy attachment and detachment which can additionally provide rotating driving power by using induced electromotive force. An objective of the present invention is to provide an electric drive device for a bicycle with easy attachment and detachment which is easily attached to and detached from an existing bicycle to allow even a user who is not an expert to purchase a product to mount the product. According to one aspect of the present invention, the electric drive device for a bicycle with easy attachment and detachment comprises: a plurality of magnetic bodies tightly fixed between the rim and ends of spokes of a bicycle wheel, and radially arranged to be rotated with the wheel; an electromagnet part fixed and installed on the frame of the bicycle at a height at which the plurality of magnetic bodies pass to face the plurality of magnetic bodies, and receiving a current to provide an attractive force or a repulsive force in accordance with an induced electromotive force when the plurality of magnetic bodies reach an adjacent position; a control part determining and providing the level and direction of the current provided for the electromagnet part; and a battery supplying power to the electromagnet part in accordance with control of the control part.


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    Title :

    Water purifier


    Additional title:

    탈부착이 용이한 자전거용 전기구동장치


    Publication date :

    2025-05-16


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer



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