Illumination device comprising a moving mechanism and a gaming machine comprising the same
US11398128B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 15, 2020 |
| Grant date | Jul 26, 2022 |
| Priority date | — |
| Expiry date | Feb 18, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07F17/3211
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An illumination device according to one or more embodiments may include: a light guide plate unit comprising a front light guide plate and a rear light guide plate arranged in a depth direction at a predetermined interval, and a light projecting unit arranged at a side of the light guide plate unit. The light projecting unit may comprise an LED in an amount of one piece among the front light guide plate and the rear light guide plate; and a moving mechanism configured to cause the light guide plate unit to reciprocate in the depth direction to cause a light incident surface of either one of the front light guide plate and the rear light guide plate to be opposed to the light projecting unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.