Learn about what planetary gears are and how they work. Our Guides & Gear editors have dropped their cumulative knowledge about planetary gears here for all to read.

Planetary Gears If your car had a torque converter and a single forward gear, your forward speed would be severely limited by the engine's operating range and torque production ability. That is why ...

Considering its recently rising popularity amongst automakers, the continuously variable automatic transmission (CVT) might seem like new technology to some. However, Leonardo da Vinci had already ...

Hexu Yang, Xiaopeng Li, Jinchi Xu, Zemin Yang, Renzhen Chen, Dynamic characteristics analysis of planetary gear system with internal and external excitation under turbulent wind load, Science Progress ...

Despite all the benefits of a CVT transmission, it does have some drawbacks. A gear-based CVT is looking to address these drawbacks, but how does it work?