As a result, they are considered more efficient by some metrics and require fewer moving parts to function. The first rotary engines were primarily used for aircraft during World War I ...

Although there was briefly a company called Rotary ... few moving parts and offers very smooth power transfer and high power to weight ratio. The downside, though, is that the engine deliberately ...

This development group has the hard task of trying to make the rotary stack up to modern internal combustion engines in terms of emissions and fuel-economy standards. Neither factor were ever ...

The rotary engine has the advantages of producing less vibration and having fewer component parts. It is more compact, weighs less and has a higher output than a conventional engine. The rotary ...

According to Davis, the rotary engine will continue to play a role in the company's products moving forward, with engineers applying the lessons learned through the SkyActiv program to the powerplant.