Light device for creating a light beam and effects wheel suitable for said light device
US11603971B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 30, 2020 |
| Grant date | Mar 14, 2023 |
| Priority date | — |
| Expiry date | Apr 8, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21W2131/406
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a lighting device for creating a light beam comprising a light source and an optical element positioned along an optical axis (80) between said light source and an outlet for said light beam wherein said optical element comprises an at least partially transparent or translucent effects wheel (1), said effects wheel (1) being movable between a first active position in which the effects wheel (1) is positioned along said optical axis (80) and a second inactive position, in which the effects wheel (1) is positioned outside said optical axis (80), and actuation means suitable for moving the effects wheel (1) in a back-and-forth movement between its first active position and its second inactive position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.