Patent · US Expired

Microwave powered turntable for microwave ovens

US4219715A · kind A · utility

28Cited by
4References
12Claims
0Family size

Inventors

Key dates

Filing dateJul 24, 1978
Grant dateAug 26, 1980
Priority date
Expiry dateJul 24, 1998

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K13/00
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A microwave powered turntable for use in microwave ovens includes a platform for supporting food which is mounted on a base that contains an electric motor and associated drive circuitry. The drive circuitry obtains power from an antenna projecting into a waveguide formed between the platform and base.

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