Patent · US Expired

Magnetron with improved mode separation

US5635797A · kind A · utility

16Cited by
6References
17Claims
0Family size

Assignees

Inventors

Key dates

Filing dateMar 2, 1995
Grant dateJun 3, 1997
Priority date
Expiry dateMar 2, 2015

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J25/587
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A magnetron having eight anode vanes (2) arranged radially inside an anode cylinder (3) and a helically coiled, directly heated filament positioned along the anode cylinder. The magnetron oscillates at a basic frequency of 2450 MHz. The external diameter of the helically coiled, directly heated filament is in the range of 2.6 to 3.2 mm, and the diameter between the internal ends of the anode vanes is in the range of 7.0 to 8.0 mm.

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