BIROTARY AIR-COOLED ICE Russian patent published in 2014 - IPC F02B57/00 

FIELD: engines and pumps.

SUBSTANCE: proposed engine comprises stationary housing, rotary cylinder block composed of housing with cylinders accommodating pistons, ignition system and exhaust gas system consisting of discharge manifold, opening and pipe. Its incorporates two power takeoff shafts running in opposite directions. Cylinder block housing is either cylindrical or polyhedral prism. Said cylinders are arranged at cylinder block housing outer side surface. Said pistons are coupled by pins and pushers with ring element running on cam shaft or on bosses made thereon. Note here that said ring element is furnished with two or four zigzag-like eccentric timing elements with their top part fitted in said ring element or extra bosses made thereon and with bottom part in cylinder block housing bottom cover. Discharge manifold is composed of circular pipeline arranged at cylinder block to rotate thereat. Note here that one power takeoff shaft is coupled with cylinder block housing and composed of hollow shaft with second power takeoff shaft padded there through to run in opposite direction and rigidly engaged with cam shaft.

EFFECT: higher efficiency and power output, lower metal input and gyro moments of rotary parts.

6 dwg