Patent · US Expired

Portable turntable with shielded drive motor for microwave ovens

US4886948A · kind A · utility

3Cited by
28References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 31, 1981
Grant dateDec 12, 1989
Priority date
Expiry dateDec 31, 2001

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA47J37/046
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Portable turntable for rotating food in a microwave oven, including a self-contained motor which drives a rotatable platform upon which the food is mounted. The turntable is made of a material having a low loss tangent at microwave frequencies, and the drive motor is surrounded by a shielding enclosure which reflects microwaves.

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