Led flashlight with lens
US6485160B1 · kind B1 · utility
113Cited by
19References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 25, 2001 |
| Grant date | Nov 26, 2002 |
| Priority date | — |
| Expiry date | Jun 25, 2021 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S362/80
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A flashlight includes a housing, an electrical power source in the housing, a semiconductor light source, a reflector well in which the semiconductor light source is seated, and a lens over the reflector. The housing has a closed end and an open end. The semiconductor light source is electrically connected to the power source. The semiconductor light source, reflector, and lens are secured to the housing. Light produced by the semiconductor light source is reflected by the reflector and focussed by the lens in a predetermined direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.