Patent · US Expired

Microwave lamp with rotating field

US5227698A · kind A · utility

62Cited by
18References
41Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 12, 1992
Grant dateJul 13, 1993
Priority date
Expiry dateMar 12, 2012

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05B41/24
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A microwave powered lamp wherein microwave energy is coupled to a cavity in which an electrodeless bulb is disposed, such that a rotating field of constant ellipticity is established in the cavity.

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