A normal Wankel has a triangle rotor spinning in a peanut-shaped housing. Liquid Piston flips that; now the peanut rotor spins inside a triangle housing. That small change makes a big difference. The ...

Development of compact, efficient rotary internal-combustion engines able to run on jet fuel has been boosted by U.S. Army contracts to advance the technology for unmanned-aircraft propulsion and ...

The developer of a line of advanced rotary diesel and multi-fuel internal combustion engines is expanding into the renewable energy game. LiquidPiston's X-Engine, which we've covered previously and is ...

Bloomfield-based engine manufacturer LiquidPiston has received a Small Business Innovation Research (SBIR) grant from the U.S. Army for research and development of an engine for unmanned aircraft.

Bloomfield-based LiquidPiston Inc., a technology startup that makes rotary combustion engines, has entered into a $9 million agreement with the U.S. Army to design, build and demonstrate a ...