Direct-type panel lamp with driving box and package structure thereof
US11287120B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 9, 2021 |
| Grant date | Mar 29, 2022 |
| Priority date | — |
| Expiry date | Feb 9, 2041 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A direct-type panel lamp with a driving box and a package structure, including a frame, a diffusion plate, a back plate, a driving box and a lamp strip. A central region of the back plate bulges to form a chamber for accommodating the lamp strip. The chamber includes a flat bottom wall and inclined side walls. The diffusion plate is arranged opposite to the back plate to close the chamber. The frame is formed by connecting a number of frame strips, each frame strip is connected with respective edges of the diffusion plate and the back plate. The driving box is configured to receive a driving module electrically connected to the lamp strip. The driving box includes a box body with an opening and a top cove buckled over the opening. The box body has a through hole for wire through which a connecting wire of the driving module passes.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.