Decorative illumination device, control device for decorative illumination device, and game machine
US11426653B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 12, 2021 |
| Grant date | Aug 30, 2022 |
| Priority date | — |
| Expiry date | May 8, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0021
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A long decorative illumination device which is long in the vertical direction and for being installed in the sides of a game machine may be provided with a plurality of light guide plates that can be individually illuminated. The plurality of light guide plates may be arranged in the vertical direction with gaps therebetween and in a slanted state so that the light emitting surfaces thereof are oriented toward a window part which is open from at least two directions of the front surface and the side surfaces of the decorative illumination device. A controller may control the light emission of the plurality of light guide plates to perform visual effect lighting having an impactful visual effect, while controlling the light emission from the plurality of light guide plates to convey predetermined information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.