Patent · US Expired

High frequency heating apparatus

US4002875A · kind A · utility

22Cited by
9References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 10, 1975
Grant dateJan 11, 1977
Priority date
Expiry dateOct 10, 1995

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH05B6/681
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A high frequency heating apparatus in which a combination of a microwave oven for heating food through dielectric heating and a cooking device for heating metallic vessel through electrical induction is incorporated to effect efficient cooking and simultaneous formation of brown scorching on the surface of food. In the heating apparatus, power required for the magnetron of the microwave oven and also for the heating coil of the cooking device is supplied through one inverter unit, by which arrangement, an efficient cooking apparatus of compact size is presented.

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