Patent ID: 6854891

Claim:
A hub and bearing assembly for use in a motor vehicle having a brake system comprising: a hub having a first axial bore that extends from a first end to a second end for receiving an axle for the motor vehicle, a peripheral surface with a radial flange adjacent said first end for affixing a wheel thereto and a cylindrical mounting surface located between said second end and said radial flange; a bearing pack having an inner race and an outer race for retaining first and second roller elements with an exciter ring fixed to said inner race and located between said first and second roller elements, said inner race being located on said cylindrical mounting surface and fixed to said hub, said outer race having a first radial opening therein in alignment with said exciter ring and being located in a second axial bore in a support member integral to said motor vehicle, said outer race being retained in said support member by a ring located in a groove in said outer race such that said first radial opening is aligned with a second radial opening in said support member; and a sensor fixed to said support member and having a cylindrical body with a functional length and a sensing area that extends through said first and second radial openings and into said bearing pack to a position adjacent to said exciter ring, said sensor being activated by movement of said exciter ring to provide an electronic control unit with a signal relating to the rotation of said wheel.