Dynamic gas bearing of a motor spindle comprising aeration

Details Dynamic gas bearing of a motor spindle comprising aeration Dynamic gas bearing of a motor spindle comprising aeration

2005-09-20

2005-09-20

Hannon, Thomas R. (Department: 3682)

Bearings

Rotary bearing

Fluid bearing

C384S121000

Reexamination Certificate

active

06945697

ABSTRACT:
The invention relates to a dynamic gas mounting of a motor spindle, with a rotating shaft2which is gas-mounted in a housing3in the radial and axial direction, at least one radial gas bearing4being present for radial mounting along the shaft2and at least two axial gas bearings5, 6being present for the axial mounting of the shaft2, and the two axial gas bearings5, 6having different surface profiles12for generating a flow of the bearing gas in the axial direction14of the shaft2in order to vent the mounting.

REFERENCES:
patent: 5487608 (1996-01-01), Leuthold et al.
patent: 5516212 (1996-05-01), Titcomb
patent: 5795074 (1998-08-01), Rahman et al.
patent: 5847479 (1998-12-01), Wang et al.
patent: 6034454 (2000-03-01), Ichiyama
patent: 6316857 (2001-11-01), Jeong
patent: 6467963 (2002-10-01), Sakuragi et al.
patent: 0 819 859 (1998-01-01), None

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