Double color temperature lamp
US10887965B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2019 |
| Grant date | Jan 5, 2021 |
| Priority date | — |
| Expiry date | Dec 18, 2039 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A kind of double color temperature lamp, which includes: a base that includes the power access terminal of electrical connection, the driving power supply and the circuit switch. The circuit switch has multiple levels; a luminous module that comprises the high color temperature lamp bead module and the low color temperature lamp bead module. The high color temperature lamp bead module and the low color temperature lamp bead module are respectively electrically connected to multiple levels of the circuit switch. The double color temperature lamp of the present invention adjusts the high color temperature lamp bead module and the low color temperature lamp bead module through the circuit switch, and simplifies the circuit structure of the double color temperature lamp.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.