| 摘要 |
An embodiment of the present invention provides a sealing apparatus and wheel bearing assembly thereof. A wheel bearing includes a hub, an inner race coupled to an outer side of the hub, an outer race included to be separated to have a constant space from the inner race, and a rolling member included between the outer race and the hub or between the outer race and the inner race, and the sealing apparatus included between the hub and the outer race comprises: an inner support body included to surround a front end of the outer race in a direction of including the hub; an outer support body included to contact the hub of a location corresponding to the front end of the outer race; and a rubber member molded integral to the inner support body while surrounding the inner support body, in which the outer support body comprises: a flange contact part contacting a flange protruded in a radial direction of the hub; an axial contact part contacting to an outer surface in an axial direction of the hub; a connection part for connecting between the flange contact part and the axial contact part; and a protrusion part protruded from the flange contact part to the outer race, and the rubber member forms a hiding part separated to an outer side of the radial direction of the protrusion part, for hiding the protrusion part. As stated above, by the sealing apparatus and wheel bearing assembly thereof of an embodiment of the present invention, a flow of outer foreign substances can be effectively prevented. |
