The present invention relates to a bicycle with a saddle lifting/lowering apparatus which comprises: a saddle support unit which includes a saddle guide shaft, wherein a saddle is formed on an upper side, a lifting/lowering frame, which accommodates the saddle guide shaft, and has an elastic body built inside to provide a certain elastic force when the saddle guide shaft is lifted/lowered, and a lifting/lowering shaft which is formed on a lower side of the lifting/lowering frame; a guide housing wherein a lower end unit of the lifting/lowering frame is settled, and which guides a lifting/lowering operation of the lifting/lowering shaft; and a lifting/lowering driving unit which includes a driving main body, which is engaged with a frame of the bicycle, and supports the rotation operation of the pedal driving shaft, an operation member which is formed inside the driving main body, maintains the state of being in contact with a lower end unit of the lifting/lowering shaft, and is formed to have a rotation operation conducted only when it is connected to the pedal driving shaft, a support bracket which fixes the operation member on the driving main body, and supports the rotation operation of the operation member, a power transfer shaft which is rotatably engaged with the operation member, and transfers the rotation force of the pedal driving shaft to the operation member, and a shaft connection unit which is formed on the other side unit of the driving main body, and has a connection means which connects the power transfer shaft to the pedal driving unit or disconnects the power transfer shaft from the pedal driving unit. The present invention is to provide a bicycle with a saddle lifting/lowering apparatus, which can allow a saddle to be lifted/lowered only when a pedal of the bicycle is operated.

    본 발명은 안장의 승하강 장치가 구비된 자전거에 관한 것으로, 상부에 안장이 구성되는 안장 가이드축과, 상기 안장 가이드축이 수용되며, 상기 안장 가이드축의 승하강시 소정의 탄성력을 제공하는 탄성체가 내장되는 승하강 프레임과, 상기 승하강 프레임의 하부에 형성되는 승하강축을 포함하는 안장 지지부; 상기 승하강 프레임의 하단부가 안착되고, 상기 승하강축의 승하강 작동을 가이드 하는 가이드 하우징; 및 자전거의 프레임에 결합되고, 페달 구동축의 회전 작동을 지지하는 구동본체와, 상기 구동본체의 내부에 구성되며, 상기 승하강축의 하단부와 접촉된 상태를 유지하고, 상기 페달 구동축과 연결된 상태에서만 회전 작동이 이루어지도록 구성되는 작동부재와, 상기 작동부재를 상기 구동본체에 고정시키며, 상기 작동부재의 회전 작동을 지지하는 지지 브라켓과, 상기 작동부재와 회전 가능하게 결합되며, 페달 구동축의 회전력을 상기 작동부재로 전달하는 동력 전달축과, 상기 구동본체의 타측부에 구성되며, 상기 동력 전달축과 페달 구동부를 연결하거나, 또는 연결을 해제하는 연결수단이 구비되는 축 연결부를 포함하는 승하강 구동부;로 구성되는 것을 특징으로 한다.


    Access

    Download


    Export, share and cite



    Title :

    Bicycle with saddle lifting device


    Additional title:

    안장의 승하강 장치가 구비된 자전거


    Contributors:
    SIN SEUNG BO (author) / KIM DOO CHUN (author)

    Publication date :

    2020-06-17


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B62J Fahrrad- oder Motorradsättel oder -sitze , CYCLE SADDLES OR SEATS / B62K Fahrräder , CYCLES



    BICYCLE SADDLE LIFTING DEVICE

    LEE SANG SOO | European Patent Office | 2015

    Free access

    Bicycle saddle lifting device

    JIA QUNYING | European Patent Office | 2015

    Free access

    Bicycle saddle lifting device

    LEE SANG SOO | European Patent Office | 2016

    Free access

    Bicycle saddle lifting device

    European Patent Office | 2017

    Free access

    SADDLE LIFTING DEVICE OF BICYCLE

    KANEDA MITSUHARU / MUROTA IKUO | European Patent Office | 2016

    Free access