Foil bearing

Details Foil bearing Foil bearing

2006-06-06

2006-06-06

Hannon, Thomas R. (Department: 3682)

Bearings

Rotary bearing

Fluid bearing

C384S106000

Reexamination Certificate

active

07056025

ABSTRACT:
In a foil bearing comprising: a stationary mount member (2) surrounding an outer circumferential surface of a journal (4) of a rotating member via an annular gap (G); and a plurality of centripetal force producing foils (or bump foils)7arranged in the annular gap so as to oppose a substantially entire part of the outer circumferential surface of the journal, the stationary mount member is provided with a plurality of circumferentially arranged through-holes (8) at an axially middle portion thereof, and the centripetal force producing foils comprise members which are axially spaced apart from each other at a position where the through-holes are located.

REFERENCES:
patent: 4465384 (1984-08-01), Heshmat et al.
patent: 4818123 (1989-04-01), Gu
patent: 5885004 (1999-03-01), Scharrer et al.
patent: 6071013 (2000-06-01), Inaguma et al.
patent: 6158893 (2000-12-01), Heshmat

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