Electrical circuit for cutting off an electric power supply comprising transistors and fuses having redundant logic
US9257831B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 20, 2013 |
| Grant date | Feb 9, 2016 |
| Priority date | — |
| Expiry date | Jun 20, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02H3/202
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention relates to an electric circuit suitable for cutting off an electric power supply of an electric device, the circuit including an electrical device and a supply voltage source of the electrical device, also having as inputs at least two discrete electrical signals, the values of which condition the cutting off of the electric power supply of the device, the electric circuit being characterized in that same includes: at least two modules for cutting of the electric power supply connected between the voltage source and the electrical device, each module tar cutting off the electric power supply being controlled in accordance with the values of the discrete electrical signals; and at least two modules for comparing discrete electrical signals in parallel, in which at least one of the modules for cutting off the electric power supply is controlled by the outputs of the modules for comparing discrete signals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.