Patent ID: 9719556
Date: 2017-08-01
CPC Classifications: F16C

Claim:
1. A journal foil air bearing for supporting a load applied in a radial direction of a rotating shaft that rotates about a central line, the journal foil air bearing comprising: a top foil located to face an outer circumferential surface of the rotating shaft and surround the rotating shaft; a bump foil being an elastically deformable member and located to surround the top foil; and a base foil located to surround the bump foil, wherein a first end portion of the top foil and a first end portion of the bump foil are located between a first end portion of the base foil and a second end portion of the base foil, wherein the journal foil air bearing further comprises a coupling unit configured to couple the first end portion of the top foil, the first end portion of the bump foil, the first end portion of the base foil, and the second end portion of the base foil, wherein the base foil, the bump foil, and the top foil are modularized into one piece by coupling unit and then the one piece is mounted.