Bearing assembly including oil quality sensor

Abstract

A wheel bearing assembly for a motor vehicle includes a housing having an interior, at least one bearing in the interior including a first bearing ring and a second bearing ring rotatably disposed relative to the first bearing ring, a plurality of rolling elements disposed between the first bearing ring and the second bearing ring, a lubricant in the housing interior in contact with at least a part of the at least one bearing, an axle connected to the at least one bearing, a sensor in the housing interior in contact with the lubricant, the sensor being configured to sense at least one property of the lubricant and to output a signal indicative of the at least one property of the lubricant, and a display unit outside the housing interior and in communication with the sensor, the display unit being configured to produce an output based on the signal.

Dependencies are inferred from the claim text.