Light fixture protection grill
US6899446B1 · kind B1 · utility
1Cited by
5References
1Claims
0Family size
Inventor
Key dates
| Filing date | Apr 3, 2003 |
| Grant date | May 31, 2005 |
| Priority date | — |
| Expiry date | Aug 19, 2023 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21W2131/105
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A grill for protecting light fixtures in a dome-type sports arena from being hit by balls. The grill comprises cross members mountable on a light fixture, upright members connected to the cross members, and a plurality of bows which surround the light on both ends, front, top, and bottom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.