4-layer foil journal air bearing

摘要

A quad foil journal air bearing (5) includes a journal sleeve (22) having an inner circumference that defines an inner surface. A first foil assembly (11a) includes a first key (36a) coupled to the inner surface of the journal sleeve (22). The quad foil journal air bearing (5) further includes a second foil assembly (11b) having a second key (36b) coupled to the inner surface of the journal sleeve (22).