Automobile power source monitor
US6630749B1 · kind B1 · utility
Assignees
Inventors
Key dates
| Filing date | Nov 27, 2000 |
| Grant date | Oct 7, 2003 |
| Priority date | — |
| Expiry date | Nov 27, 2020 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J7/0047
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The automobile power source monitor is provided with: a breaker 11 mounted in the feeding path through which the electric power from the battery 1 is fed to the electric devices through the feed sockets A1-Am provided in the car; an engine stop detecting circuit 16 to detect the stop of the engine according to the L signal of the regulator IC 19, and to shut down the breaker 11 through the driving circuit 17; an over current detecting circuits C1-Cm to detect the over current according to the detecting values of the current detecting circuits B1-Bm, and to shut down the breaker 11; an idling-up instruction circuit 13 to detect the increase of the feeding current, and to instruct the idling-up; and a low voltage detecting circuit 15 to detect the lowering of the output voltage of the battery 1 and to shut down the breaker 11.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.