Rotary piston machine, particularly rotary piston internal combustion engine

Claim 1

A ROTARY PISTON MACHINE, ESPECIALLY ROTARY PISTON INTERNAL COMBUSTION ENGINE, WHICH INCLUDES: AN OUTER BODY WITH LATERAL CONFINING WALL MEANS, A ROTARY PISTON ECCENTRICALLY AND ROTATABLY ARRANGED WITHIN SAID OUTER BODY, A GEAR RING HAVING ONE OF ITS END FACES ARRANGED ADJACENT ONE OF SAID WALL MEANS, FRICTION DISC MEANS INTERPOSED BETWEEN SAID ONE WALL MEANS AND SAID ONE END FACE OF SAID GEAR RING, SAID GEAR RING BEING PROVIDED WITH CIRCUMFERENTIALLY SPACED BORES HAVING THEIR AXES SUBSTANTIALLY PERPENDICULAR TO SAID ONE END FACE OF SAID GEAR RING, ELASTIC SLEEVE MEANS RESPECTIVELY ARRANGED IN SAID BORES AND IN FIRM CONNECTION WITH SAID GEAR RING, BOLT MEANS RESPECTIVELY EXTENDING THROUGH SAID SLEEVE MEANS INTO AND BEING CONNECTED TO SAID ONE WALL MEANS SO AS TO PLACE SAID SLEEVE MEANS UNDER PRELOAD IN AXIAL DIRECTION THEREOF TO FIRMLY PRESS SAID GEAR RING AGAINST SAID FRICTION DISC MEANS, AND GEAR MEANS DRIVINGLY INTERCONNECTING SAID PISTON AND SAID GEAR RING.