Audio lighting device
US10520184B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 11, 2018 |
| Grant date | Dec 31, 2019 |
| Priority date | — |
| Expiry date | Jan 11, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2420/07
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed herein is an audio lighting device, which includes a casing, a circuit board located within the casing, an audio guiding device located below the casing, a speaker, a bass tube, a heat dissipation device, a plurality of audio signal outlets and a light source part. The audio guiding device has a top ring sheet and a bottom audio shield located therebelow; the top ring sheet and the casing are sealed to form an audio box. The speaker is located in a central opening of the top ring sheet. The bass tube is disposed on the top ring sheet of the audio guiding device, so that the audio box has open-end conduit that facilitates the propagation and output of the low-frequency audio signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.