SENSOR-BEARING UNIT, MECHANICAL SYSTEM COMPRISING AT LEAST ONE SUCH UNIT AND MOUNTING METHOD

摘要

The invention relates to a sensor-bearing unit (10), comprising a bearing (20) and an impulse ring (30), the bearing (20) including at least one fixed ring (22) and at least one rotating ring (24) movable in rotation around a rotation axis, the impulse ring (30) including a target assembly (40) fixed to the rotating ring (24) for tracking its rotation around the rotation axis (X1), wherein the impulse ring (30) also includes a seal assembly (50) fixed to the target assembly (40) and having at least one sealing lip (56) in contact with a sealing surface (23) of the fixed ring (22). The invention also relates to a mechanical system comprising such sensor-bearing unit (10) and a mounting method.