PISTON ENGINE Russian patent published in 1999 - IPC

FIELD: mechanical engineering; internal combustion engines for various applications. SUBSTANCE: engine has housing 1, main shaft 2 and cylinders 15 with two opposed pistons 14 in each cylinder. Two counter-inclined disks 4 are installed on ends of main shaft 2. Swinging washers 5 are installed concentrically on circumference of disks 4. Swinging washers 5 are coupled with swinging rings 6 for swinging by trunnions 7. Rings 6 are coupled with housing 1 for swinging through their cross trunnions 8. Washers 5 are connected in pairs with their group of pistons 14 by rods with ball joints 11 on ends for opposite movement in cylinders 15. EFFECT: simplified design, increased wear resistance and efficiency, reduced friction losses, overall dimensions and mass. 3 dwg