According to the present invention, a cage for an axle bearing of a railway vehicle with improved lubrication performance comprises: a ring unit; and a window grate. Two ring units have a ring shape and spaced in the axial direction. The window grates are extended in the axial direction and spaced in the circumferential direction, wherein both end parts of the window grate is connected to the ring unit, and a pocket unit is formed between the neighboring window grates. A first grove unit is formed outward in the ring unit in the axial direction, and a second groove unit extended in the axial direction is formed in the window grate.

    본 발명의 윤활성능이 향상된 도시철도차량 차축베어링용 케이지는 링부와, 창살로 이루어지며; 상기 링부는 링 형상으로 이루어지며, 축 방향으로 이격되어 2개로 구비되며; 상기 창살은 축 방향으로 연장 형성되며, 양단부는 상기 링부에 연결 구비되며, 원주 방향으로 이격되어 복수로 구비되며, 상기 이웃하는 창살 사이에는 포켓부가 형성되며; 상기 링부에는 축 방향 외측으로 제1 홈부가 형성되며, 상기 창살에는 축 방향으로 연장된 제2 홈부가 형성되는 것을 특징으로 하는 윤활성능이 향상된 도시철도차량 차축베어링용 케이지에 관한 것이다.


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    Title :

    Bearing cage of railroad car improved lubricating ability


    Additional title:

    윤활성능이 향상된 도시철도차량 차축베어링용 케이지


    Contributors:
    KIM JIN WOO (author) / KIM DAE SIK (author) / LEE SANG HOON (author)

    Publication date :

    2016-10-17


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    F16C SHAFTS , Wellen / B61F Untergestelle für Schienenfahrzeuge, z.B. Fahrgestellrahmen, Drehgestelle oder Anordnungen der Radsätze , RAIL VEHICLE SUSPENSIONS, e.g. UNDERFRAMES, BOGIES OR ARRANGEMENTS OF WHEEL AXLES



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