Lighting device for vehicles
US5562335A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 15, 1994 |
| Grant date | Oct 8, 1996 |
| Priority date | — |
| Expiry date | Jun 15, 2014 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21S41/24
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
It is an object of the present invention to provide a lighting device for vehicles which does not irradiate any dazzling rays of light to oncoming vehicles. According to the present invention, a lighting device for vehicles for irradiating rays of light forward vehicle with a predetermined light distribution comprises light transmitting means, one end of which is disposed at light source, for transmitting rays of light of the light source from the one end to the other end, and lens means, a rear of which is disposed close to the other end of the light transmitting means, for irradiating rays of light forward vehicle from front side thereof, the lens means comprises a first lens, a rear of which is close to one end of the other end of the light transmitting means, a second lens, a rear of which is close to the other end of the other end of the light transmitting means, having a light distribution which is different from that of the first lens, and a spacer defining a gap between the first lens and the second lens so as to form a reflecting layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.