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LiquidPiston

First wholly new combustion engine / cycle in 85+ years

Highlights

1
Raised $1.29M from 727 investors on Wefunder in 2017. 
2
Since then, DARPA awarded a Phase 2 $2.5M development contract in October 2017, a follow-on to our 2 DoD contracts, totaling $5.5M in non-dilutive funding. 
3
New engine architecture could improve fuel efficiency by up to 2x over a gasoline engine while reducing size and weight by up to 10x over a diesel engine.
4
45 patents issued or pending in the U.S. and internationally.
5
Our 70cc "X mini" engine is a 3-5hp gasoline engine the size of a honeydew melon. Measured 50% increased efficiency over comparable per-cylinder displacement gasoline engine. The engine is being inserted into a 2kwe hybrid electric generator for Army applications.
6
Our 750cc "X-4" engine is a 40hp rotary Diesel X engine "Alpha" prototype, which ultimately may fit in an 11" box while weighing just 40 pounds. We are proving it's efficiency and power.
7
Completed $1M "seedling" program with DARPA in 2015.
8
$460 billion total addressable market; starting with military industry and handheld engine.

Our Team


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Overview