Patent · US Expired

Ion beam machining device

US4574179A · kind A · utility

25Cited by
3References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 29, 1984
Grant dateMar 4, 1986
Priority date
Expiry dateFeb 29, 2004

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J37/3053
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The disclosed ion beam machining device has a plasma-generating chamber, a machining chamber, and an ion-extracting grid disposed between the two chambers, which grid has an insulator layer facing the plasma-generating chamber and a conductor layer facing the machining chamber.

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