Patent ID: 7733083
Filing Date: 2010-06-08
Classification: B60B,B60G,F16C,G01L,G01P

Abstract:
1. A sensor-incorporated wheel support bearing assembly for rotatably supporting a wheel relative to a vehicle body structure, the assembly comprising: an outer member having an inner peripheral surface formed with a plurality of raceways defined therein; an inner member formed with raceways defined therein that are respectively opposed to the raceways in the outer member and coupled with the wheel; a plurality of rows of rolling elements interposed between the raceways that are opposed to each other; a to-be-detected ring provided on the inner member and having an eccentric or multangular outer diametric shape; and first and second displacement sensors provided on the outer member, wherein the first displacement sensor is arranged to have a facing portion area thereon, which faces the to-be-detected ring, variable with rotation of the to-be-detected ring, and the second displacement sensor is arranged to have a facing potion area thereon, which faces to the to-be-detected ring, invariable with rotation of the to-be-detected ring.