Daytime running light system
US5081565A · kind A · utility
130Cited by
10References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 8, 1990 |
| Grant date | Jan 14, 1992 |
| Priority date | — |
| Expiry date | Nov 8, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S362/802
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A daytime running light system employs level sensing comparators to effect reduced illuminating the high beam filaments of headlamps of a vehicle and short circuit protection to the circuit as well as to a high beam indicator circuit which only operates when the high beam filaments operate at full intensity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.