According to the present invention, a shaft assembly is disclosed. According to the present invention, the shaft assembly comprises: a shaft having a welding protrusion formed on an outer circumferential surface thereof; and a gear portion welded and coupled to the welding protrusion, wherein the gear portion comprises: a gear body portion arranged to surround the welding protrusion; a gear inner circumferential portion formed on an inner circumferential surface of the gear body portion and contacting the welding protrusion; and a vent portion formed to penetrate through the gear inner circumferential portion or the welding protrusion to discharge welding gas.

    샤프트 어셈블리에 관한 발명이 개시된다. 본 발명에 따른 샤프트 어셈블리는: 외주면에 용접돌기가 형성되는 샤프트; 및 용접돌기에 용접 결합되는 기어부를 포함하고, 기어부는, 용접돌기를 둘러싸도록 배치되는 기어몸체부; 기어몸체부의 내주면에 형성되고, 용접돌기에 접촉되는 기어내주부; 및 기어내주부 또는 용접돌기에 관통 형성되고, 용접 가스가 배출되는 벤트부를 포함하는 것을 특징으로 한다.


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    Title :

    SHAFT ASSEMBLY


    Additional title:

    샤프트 어셈블리


    Contributors:
    KIM JI HONG (author)

    Publication date :

    2019-05-02


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / B23K Löten , SOLDERING OR UNSOLDERING



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