Bearing housing with divided drainage and oil pooling annulus

摘要

A bearing housing (10) comprising an annulus (22) having an aft side (21) and a forward side (23), a barrier (25) extending from the aft side (21) to the forward side (23) to form a first and second zone (53,55), a first opening (11) in the first zone (53) extending through the forward side (23), and a second opening (13) in the second zone (55) extending through the forward side (23) at least a portion of the first opening (11) being at a level lower than a lowermost level (51) of the second opening (13).