Method for detecting and a detector for indicating excessive temperature at electrical wiring devices
US4170190A · kind A · utility
16Cited by
3References
14Claims
0Family size
Inventor
Key dates
| Filing date | Apr 4, 1978 |
| Grant date | Oct 9, 1979 |
| Priority date | — |
| Expiry date | Apr 4, 1998 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01R31/66
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method of detecting an excessive temperature at electrical wiring devices and detector for indicating by means of a color change an electrical failure at a wiring device which failure results in an excessive temperature increase.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.