Oil-retaining bearing structure for rotary machine

Details Oil-retaining bearing structure for rotary machine Oil-retaining bearing structure for rotary machine

1998-03-27

1999-11-16

Footland, Lenard A.

Bearings

Rotary bearing

Resilient bearing surface

384279, 384320, F16C 1710

Patent

active

059845252

ABSTRACT:
The present invention relates to an oil-retaining bearing for a rotary machine. In the oil-retaining bearing for a rotary machine according to the present invention, a first lock section is provided in a bearing housing; a first thrust spacer is relatively rotatably mounted in the vicinity of the end face of the oil-retaining bearing for a rotary machine; the first thrust spacer is provided with a second lock section, in engagement with the first lock section; a second thrust spacer is relatively non-rotatably mounted on the rotating shaft; and a third thrust spacer having elasticity is relatively rotatably mounted on the rotating shaft; the third thrust spacer being interposed between the first thrust spacer and the second thrust spacer. Furthermore, in the oil-retaining bearing structure for a rotary machine according to the present invention, a small hole is provided in the bearing housing through which the rotating shaft is mounted; at least one axial groove is formed in the inner surface of the bearing housing; and at least one radial groove is formed in the inner surface of the bearing housing; the axial groove being connected with the small hole section through the radial groove.

REFERENCES:
patent: 4030784 (1977-06-01), King et al.
patent: 4093323 (1978-06-01), Quandt et al.
patent: 5441386 (1995-08-01), Hsieh

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