Composite headlamp vent device
US5251111A · kind A · utility
21Cited by
8References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 1992 |
| Grant date | Oct 5, 1993 |
| Priority date | — |
| Expiry date | Sep 28, 2012 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/3099
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A ventilation system for a composite head lamp that utilizes a one-way valve arrangement for permitting ventilating air to flow into and out of the headlamp but prevents splash water from entering the interior of the headlamp.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.