Patent ID: 6921211

Claim:
A bearing housing split along a substantially horizontal plane and comprising an upper bearing housing half and a lower bearing housing half which have seat surfaces carrying a rolling bearing supporting a rotatable shaft, the upper bearing housing half having an inner surface and the lower bearing housing half having an inner surface, an oil reservoir space located in the lower bearing housing half, an oil pick up ring straddling the shaft so as to be partly located in the oil reservoir space and rotatable under influence of the rotatable shaft to transfer oil from the oil reservoir space to the bearing, an inner labyrinth sealing ring formed as a sleeve fitted around the shaft to follow rotation of the shaft, the sleeve being axially spaced apart from the bearing, the sleeve forming a circumferential axial groove having an open side facing away from the bearing, an outer labyrinth sealing part comprised of a ring member separate from the upper bearing housing half and the lower bearing housing half, the ring member having a first portion projecting axially into the axial groove to form a labyrinth seal with the axial groove and a second portion retained in a substantially radial circumferential groove formed in the inner surface of the upper bearing housing half, the upper bearing housing half and the lower bearing housing half both having gable wall openings fitting around the sleeve.