Wiper motor high current protection PTC
US5264766A · kind A · utility
13Cited by
8References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 10, 1992 |
| Grant date | Nov 23, 1993 |
| Priority date | — |
| Expiry date | Sep 10, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02H9/026
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In a vehicle window wiper system having an electric drive motor with high, low and common brushes, electric motor energizing apparatus and forward and reverse motor operation, an auto-resetting current limiting device provides non-sacrificial protection to motor windings and associated circuitry during the various modes of motor operation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.