Microwave oven protective circuit arrangement
US7145118B1 · kind B1 · utility
2Cited by
10References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 22, 2005 |
| Grant date | Dec 5, 2006 |
| Priority date | — |
| Expiry date | Aug 29, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B6/6432
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A microwave oven protective circuit arrangement is disclosed to include a cutoff switch electrically connected between a power supply unit and a microwave oven for controlling the supply of electricity from the power supply unit to the microwave oven, and a detector provided outside the microwave oven to detect leakage of the microwave produced by the microwave oven and to output a cutoff signal to the cutoff switch to cut off electricity from the microwave oven when detected a leakage of the microwave.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.