Hydrodynamic bearing device

Details Hydrodynamic bearing device Hydrodynamic bearing device

2006-03-07

2006-03-07

Hannon, Thomas R. (Department: 3682)

Bearings

Rotary bearing

Fluid bearing

C384S107000

Reexamination Certificate

active

07008112

ABSTRACT:
A hydrodynamic bearing device with reduced costs is provided. A housing with a bearing sleeve housed therein is formed by drawing. A cup shaped thrust member is positioned in a bottom part of the housing, and by bringing this thrust member into contact with a lower end surface of the bearing sleeve, the widths of thrust bearing gaps within first and second thrust bearing parts are set to prescribed values.

REFERENCES:
patent: 5810481 (1998-09-01), Nii et al.
patent: 6242830 (2001-06-01), Katagiri
patent: 2002/0025089 (2002-02-01), Mori et al.
patent: 2002-061636 (2002-02-01), None

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