Patent ID: 7530742
Filing Date: 2009-05-12
Classification: F16C

Abstract:
1. A foil bearing comprising: a stationary mount member surrounding an outer circumferential surface of a journal of a rotating member via an annular gap; a plurality of centripetal force producing foils arranged in a circumferential direction in the annular gap, the stationary mount member comprising, the foil bearing further comprising a plurality of plate members, each fitted in a corresponding one of the plurality of inwardly facing axial grooves, with axial ends of each plate member being fixed to the stationary mount member such that an axially middle portion of the plate member does not contact a bottom of the groove, each plate member and corresponding adjoining part defining an axially extending slit therebetween; and a top foil positioned in the annular gap between the outer surface of the journal and the plurality of centripetal force producing foils.