Steam engine (pneumatic engine) with original gas distribution system

Steam engine (pneumatic engine) with original gas distribution system. The piston opens the intake valve. The crankshaft connecting rod opens the exhaust valve installed in the piston. As a result, the engine does not have a bulky intake and exhaust system. The engine is made of a refrigerator compressor. Дубль I - https://www.youtube.com/watch?v=0AMpIerMuxg Дубль II - https://www.youtube.com/shorts/GcUNlz04g3A Дубль III - https://www.youtube.com/shorts/cpXthJvsSfc DNS engine website: http://dnsmotor.ru