본 발명의 일 실시예에 따른 차량의 휠 베어링용 씰은, 차량의 휠 베어링의 내륜에 결합되는 제1 지지 부재와 제1 지지 부재에 결합되는 제1 씰부 본체를 포함하는 제1 씰부와, 상기 휠 베어링의 외륜에 결합되는 제2 지지 부재와 제2 지지 부재에 결합되는 제2 씰부 본체를 포함하는 제2 씰부를 포함하며, 상기 제1 지지 부재는 내륜 외경면에 접하도록 구성되는 제1 원통부와, 제1 원통부의 축 방향 외측 단부에서 반경 방향 외향으로 연장하는 제1 환형부와, 제1 환형부의 반경 방향 외측 단부에서 축 방향 내향으로 연장하여 제1 원통부와 마주하도록 구성되는 제2 원통부를 포함하고, 상기 제2 씰부 본체는 상기 제1 원통부와 접촉하지 않도록 구성되는 그리스 립을 포함할 수 있다.
A seal for a wheel bearing of a vehicle, according to an embodiment of the present invention, comprises: a first seal portion which comprises a first support member, which is coupled to the inner ring of a wheel bearing of a vehicle, and a first seal portion body coupled to the first support member; and a second seal portion which comprises a second support member, which is coupled to the outer ring of the wheel bearing, and a second seal portion body coupled to the second support member, wherein the first support member comprises: a first cylindrical portion which comes into contact with the outer circumferential surface of the inner ring, a first loop-shaped portion extending outwardly in the radial direction from the outer end portion of the first cylindrical portion in the axial direction; and a second cylindrical portion which extends inward in the axial direction from the outer end portion of the first loop-shaped portion in the radial direction so as to face the first cylindrical portion, and the second seal portion body may comprise a grease lip configured so as not to come into contact with the first cylindrical portion.
SEAL FOR WHEEL BEARING FOR VEHICLE AND WHEEL BEARING INCLUDING THE SAME
차량의 휠 베어링용 씰 및 이를 포함하는 차량용 휠 베어링
2025-01-07
Patent
Electronic Resource
Korean
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