Fan component of fan lamp and fan lamp assembly
US11873823B1 · kind B1 · utility
Inventor
Key dates
| Filing date | Jun 9, 2023 |
| Grant date | Jan 16, 2024 |
| Priority date | — |
| Expiry date | Jun 9, 2043 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF05D2260/53
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A fan component and a fan lamp assembly, wherein the fan component includes a blade mounting disc and a plurality of fan blades, one side of the blade mounting disc away from the fan blades is provided with planetary gears synchronously rotating with corresponding fan blades and a solar gear capable of rotating relative to the blade mounting disc, a peripheral surface of the solar gear is provided with first spring mounting structures, the blade mounting disc is provided with a second spring mounting structures, a return tension spring is connected between each pair of the first spring mounting structures and the second spring mounting structures, and each return tension spring is arranged on a circumferential outside of the solar gear.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.