Fluid bearing device

Details Fluid bearing device Fluid bearing device

2007-03-26

2008-11-11

Hannon, Thomas R (Department: 3682)

Bearings

Rotary bearing

Fluid bearing

Reexamination Certificate

active

07448804

ABSTRACT:
The preset invention aims to improve the assembly accuracy and rotation accuracy of a fluid bearing device, and to further reduce the cost thereof. A bearing sleeve is fixed on the inner periphery of a housing. An axial member is supported in a non-contact manner in a radial direction by an oil film formed in a radial bearing gap. The housing made of resin is injection molded with the use of a substrate as an insert part. On the substrate, a control circuit for controlling a polygon scanner motor is mounted.

REFERENCES:
patent: 3959677 (1976-05-01), Grieb
patent: 5264748 (1993-11-01), Ootsuka et al.
patent: 5407283 (1995-04-01), Ohtsuka et al.
patent: 5998898 (1999-12-01), Fukutani et al.
patent: 6832853 (2004-12-01), Fujinaka

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