According to an embodiment of the present invention, an active seal for a wheel bearing comprises: a fixing part combined with an inner race of a vehicle, and formed into a ring shape; and a lip surrounding an outer part of the fixing part, including contact and noncontact protruding rims on the outer surface of which a contact protruding rim protrudes to make contact with an outer race of the vehicle. As such, the present invention is capable of improving fuel efficiency by reducing a frictional resistance.
본 발명의 실시예에 따른 휠 베어링용 액티브 실은, 차량 내륜에 결합되는 것으로서, 환형으로 형성되는 고정부; 및 상기 고정부의 외측을 감싸는 것으로서, 외주에 접촉 돌출 테와 비 접촉 돌출 테가 구비되고 접촉 돌출 테는 차량 외륜에 닿도록 돌출 형성되는 립; 을 포함한다.
ACTIVE SEAL FOR WHEEL BEARING
휠 베어링용 액티브 실
2016-05-30
Patent
Elektronische Ressource
Koreanisch