Externally pressurized gas bearing assembly

Details Externally pressurized gas bearing assembly Externally pressurized gas bearing assembly

1998-06-19

2000-02-01

Hannon, Thomas R.

Bearings

Rotary bearing

Fluid bearing

384113, 384121, F16C 3206

Patent

active

060195150

ABSTRACT:
An externally pressurized gas bearing assembly including a bearing sleeve fixed in contact with an inner peripheral surface of a housing provided with a gas supply passage communicated with fine feed ports of thrust bearings and opening at an outer peripheral surface of the bearing sleeve through an interior of the bearing sleeve. The bearing sleeve supports a main shaft in an axial direction through an externally pressurized gas by a thrust bearing surface having a plurality of fine feed ports of the thrust bearing.

REFERENCES:
patent: 3612628 (1971-10-01), Steele
patent: 3934948 (1976-01-01), Pruvot
patent: 4090743 (1978-05-01), Suzuki et al.
patent: 4568203 (1986-02-01), Eddy
patent: 4836692 (1989-06-01), Hagen
patent: 5073037 (1991-12-01), Fujikawa et al.
patent: 5645354 (1997-07-01), Heinzl et al.
patent: 5660480 (1997-08-01), Fujii et al.

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