Combined safety and flashlight
US10731802B2 · kind B2 · utility
1Cited by
6References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 19, 2019 |
| Grant date | Aug 4, 2020 |
| Priority date | — |
| Expiry date | Jun 19, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A combined safety and flashlight includes a frame portion and a housing rotatable with respect to the frame portion. The housing features a plug, a switch, a battery charged via the plug, and a light source powered via the battery and switched on and off via the switch. A compound lens is disposed about the light source and includes a central lens disposed above the light source and configured to collimate light from the light source and an outer lens about the central lens configured to convert light from the light source having a lambertian profile to an isotropic profile.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.