Light and sound signalling device
US10019876B2 · kind B2 · utility
0Cited by
1References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 7, 2017 |
| Grant date | Jul 10, 2018 |
| Priority date | — |
| Expiry date | Mar 7, 2037 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention relates to a signalling device comprising a cover, a light source (22) mounted on a support circuit board (20) and a vibrating generator (25, 26) intended to emit sound waves, the cover forming an outer wall (11) that is at least partly translucent, characterized in that:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.