Patent · US Expired

Microwave oven blower radiator

US4335290A · kind A · utility

32Cited by
9References
10Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 24, 1979
Grant dateJun 15, 1982
Priority date
Expiry dateAug 24, 1999

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05B6/72
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A microwave heating system having a combination rotary blower and multiport microwave radiator positioned in a cavity and having radiating ports at different distances from the axis of rotation which direct overlapping radiation patterns at a body to be heated. A combination heater may be used having a resistive heater positioned in regions around the outside of the rotary structure to supply heat to the body.

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