While most engines made in the last 100 years have adhered to the standard single-piston per-cylinder design, the TS3, also known as the "Commer Knocker," is an exception. The opposed-piston ...

SEE ALSO: Honda is Working on an Engine with Different-Sized Cylinders Curiously, this overall design is hardly new; the first instances of opposed-piston engines date back to the late 19th ...

Less fuel and emissions, more power, higher revs. EcoMotors' OPOC engine promised it all. Investors, including Bill Gates, ...

And that's just one route. Another is the EcoMotors International (EM) opoc engine, aka open piston, opposed cylinder. Here's how it works. Instead of an I or a V pattern, EM's opoc is laid out ...

The free piston engine, a design with opposed pistons working against compressed ... and power stations all driven by free piston engines. Why then, here in 2024 do we not see them everywhere?

Basically the engine is two opposed pistons pushing each other back and forth. One past use of the design was as an air compressor where each piston was connected to a compressor cylinder.

The free piston engine, a design with opposed pistons working against compressed ... and power stations all driven by free piston engines. Why then, here in 2024 do we not see them everywhere?