Lighting module for a vehicle headlamp
US10371335B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 9, 2016 |
| Grant date | Aug 6, 2019 |
| Priority date | — |
| Expiry date | Jun 9, 2036 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21S41/47
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lighting module (1) for a vehicle headlamp (2), wherein the lighting module (1) comprises at least one lighting element (3), which is excitable to emit visible light when illuminated by laser light, and at least one light-transmissive carrier element (4), wherein the carrier element (4) has at least one light-entry face (4a) and at least one light-exit face (4b) lying opposite the light-entry face (4a), wherein the at least one lighting element (3) is arranged at the at least one light-entry face (4a) of the carrier element (4) in order to radiate light into the light-entry face (4a), wherein a) the at least one light-exit face (4b) of the carrier element (4) is delimited by a light-opaque mask (5) surrounding the light-exit face (4b) or b) the at least one light-exit face (4b) reaches up to the side faces (6a to 6d) of the carrier element (4), wherein at least one side face (6b) has two side portions (6b′, 6b″) adjoining one another, said side portions being inclined relative to one another for forming a light/dark boundary.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.