Transmission mechanism for base station antenna and base station antenna
US12183965B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 15, 2022 |
| Grant date | Dec 31, 2024 |
| Priority date | — |
| Expiry date | Apr 6, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q3/32
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The present disclosure relates to a transmission mechanism for a base station antenna, and a base station antenna including the transmission mechanism. The transmission mechanism comprises: a worm gear unit, which is arranged on the first side of the reflector of the base station antenna and includes a worm driven by a motor and a worm gear meshed with the worm; a bevel gear pair unit, which is arranged on the second side of the reflection plate opposite to the first side and includes a first bevel gear and a second bevel gear meshed with each other, wherein the first bevel gear and the worm gear are coaxially installed on a first drive shaft; and at least one rack-and-pinion unit arranged on the second side of the reflection plate, wherein each rack-and-pinion unit includes a third gear and a rack element meshed with each other, all the third gears and the second bevel gears of the at least one rack-and-pinion unit are coaxially installed on a second drive shaft, and each rack element is fixed on the connecting rod of the phase shifter of the base station antenna for driving the connecting rod to move longitudinally. The transmission mechanism not only occupies a small total volum…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.