Bulb-type light source apparatus and translucent cover
US10132451B2 · kind B2 · utility
0Cited by
1References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 6, 2014 |
| Grant date | Nov 20, 2018 |
| Priority date | — |
| Expiry date | Nov 6, 2034 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
According to an embodiment of the present technology, there is provided a bulb-type light source apparatus including a light source unit, a translucent cover, and a base unit. The translucent cover includes a first area including a convex lens function and a second area including a concave lens function. The base unit supports the light source unit and the translucent cover such that the second area is positioned closer to the light source unit than the first area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.