Rotatable assembly for supporting of the rotor of a vacuum pump

Details Rotatable assembly for supporting of the rotor of a vacuum pump Rotatable assembly for supporting of the rotor of a vacuum pump

1997-05-19

1998-11-10

Footland, Lenard A.

Bearings

Rotary bearing

Antifriction bearing

384543, 384551, F16C 1908

Patent

active

058333746

ABSTRACT:
A rotatable assembly for supporting the rotor of a vacuum pump with a plurality of gas pumping stages formed by cooperating rotor discs secured to the rotor and stator rings integral with a body, comprising rotatable means for supporting the shaft of the rotor that are housed within this shaft.

REFERENCES:
patent: 3969042 (1976-07-01), Bachler
patent: 3993164 (1976-11-01), Brown
patent: 4869626 (1989-09-01), Veronesi et al.

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