Cylindrical illumination device and game machine using the same
US7476154B2 · kind B2 · utility
50Cited by
2References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 15, 2006 |
| Grant date | Jan 13, 2009 |
| Priority date | — |
| Expiry date | Aug 5, 2026 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63F2300/8047
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A illumination device comprises a transparent member in which a lenticular lens of a cylindrical shape is disposed in a longitudinal direction; and light emitting members disposed in a vertical direction at prescribed intervals inside the transparent member; in which a visual illusion of existence of light emitting rings, respectively arrayed in a horizontal direction and respectively disposed in a vertical direction inside the transparent member, is created by light emitted from the various light emitting members.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.