Patent · US Expired

Rotary anode x-ray tube

US4414681A · kind A · utility

6Cited by
1References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateNov 12, 1981
Grant dateNov 8, 1983
Priority date
Expiry dateNov 12, 2001

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J35/103
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

In an exemplary embodiment, an anode assembly is magnetically mounted free of contact. In order to carry off the anode current, on a part rotating with the anode assembly, an auxiliary cathode is arranged opposite which a stationary auxiliary anode is disposed. The auxiliary cathode is an oxide cathode which is centrically arranged on the rotary anode assembly and opposite which a stationary heater is disposed.

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