drawing in ambient air through the engine's intake system. When the piston reaches the bottom of its stroke, the intake valves close, effectively sealing the cylinder for the compression stroke ...

Repeated cycles of searing combustion heat alternating with cool incoming air and fuel, extreme load reversal, thrust forces that slam the pistons into the cylinder wallsits quite amazing that ...

because only during the bottom 17 millimeters of piston travel are these ports partially or fully open, per the patent drawings. With the cylinder now mostly filled with fresh air, the piston ...