Rotatable assembly for supporting of the rotor of a vacuum pump
US5833374A · kind A · utility
3Cited by
3References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 19, 1997 |
| Grant date | Nov 10, 1998 |
| Priority date | — |
| Expiry date | May 19, 2017 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C2360/45
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.