Structural board
US7404650B2 · kind B2 · utility
3Cited by
7References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 15, 2006 |
| Grant date | Jul 29, 2008 |
| Priority date | — |
| Expiry date | Mar 15, 2026 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A structural board includes a pair of intermediate members having plural projections. The intermediate members are positioned in parallel, and the projections are in contact with each other between the intermediate members. At least one of the intermediate members are light permeable. An illuminator is provided between the intermediate members.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.