Patent · US Expired

Plasma vacuum pump

US6559601B1 · kind B1 · utility

5Cited by
2References
29Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJul 2, 2001
Grant dateMay 6, 2003
Priority date
Expiry dateJul 2, 2021

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05H1/54
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A plasma pump and method for pumping ions from a first to second region, the pump including a partition member having a through opening defining a plurality of conduits (30); a group of magnets (24) to provide magnetic forces that extend to the conduits; and a plurality of electric potential sources (14) for creating electrostatic fields which accelerate ions from the conduits to the second region.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.