Bearings – Rotary bearing – Fluid bearing
Reexamination Certificate
2004-09-22
2008-08-19
Ridley, Richard W L (Department: 3682)
Bearings
Rotary bearing
Fluid bearing
Reexamination Certificate
active
07413346
ABSTRACT:
The present invention provides a foil bearing (1), comprising: a stationary mount member (2) surrounding an outer circumferential surface of a journal (13) of a rotating member via an annular gap (G); and a plurality of centripetal force producing foils (e.g., middle foils12) arranged in a circumferential direction in the annular gap, where each of the centripetal force producing foils has one end fixed to the stationary mount member, wherein portions of the stationary mount member located between fixed ends of adjoining ones of the centripetal force producing foils are formed with an axially extending slit (4).
REFERENCES:
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patent: 4277113 (1981-07-01), Heshmat
patent: 4848935 (1989-07-01), Seibig et al.
patent: 5228785 (1993-07-01), Saville et al.
patent: 5634723 (1997-06-01), Agrawal
patent: 5911511 (1999-06-01), Saville
patent: 6450688 (2002-09-01), Matsushima
Ishii Ichiro
Matsushima Mitsuo
Honda Motor Co. Ltd.
Krause Justin
Ridley Richard W L
Squire Sanders & Dempsey L.L.P.
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