Type of music starry sky projection lamp
US11614211B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Jun 13, 2022 |
| Grant date | Mar 28, 2023 |
| Priority date | — |
| Expiry date | Jun 13, 2042 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21W2121/008
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention discloses a new type of music starry sky projection lamp, comprising a casing, a projection component provided in the casing, and a thumb wheel component; the projection component comprises a swinging transparent water pattern cover, a swinging arm, a fixing plate, a projection lamp bead, and a motor; the thumb wheel component comprises a thumb wheel device body, a thumb wheel lamp bead, a thumb wheel pattern plate, a plano-convex condenser, a biconvex lens, and a pattern plate positioning device. The invention is provided with a swinging transparent water pattern cover, pattern pieces, and a variety of pattern imaging transparent covers, so that the irradiated light is imaged as water pattern or cloud and fog, the irradiated light is imaged into a beautiful pattern, and the projected pattern can be switched by rotating the thumb wheel pattern plate, and can simulate different and various starry sky projection effects.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.