PISTON MACHINE Russian patent published in 2000 - IPC

FIELD: mechanical engineering; pumps, compressors and internal combustion engines; piston drive mechanisms. SUBSTANCE: machine has crankcase with main bearings, in-line cylinder block, pistons with connecting rods arranged in cylinders. Connecting rods are hinge-coupled with rocker arms rigidly secured on coaxial shaft installed in main bearings displaced relative to axis of cylinder block. Coaxial shafts are intercoupled through reversible device. Each shaft carries rocker arms equal in number to at least half the number of cylinders. Single-throw power takeoff shaft is mechanically coupled through additional connecting rod with rocker arm secured on one of coaxial shafts. EFFECT: increased mechanical efficiency and service life of machine. 4 cl, 2 dwg