PISTON MACHINE Russian patent published in 2004 - IPC

FIELD: mechanical engineering. SUBSTANCE: invention can be used at designing piston machines, such as internal combustion engines, pneumatic and hydraulic motors and pumps. Machine contains cylinder block into which liner is press-fitted. Linear is provided with two longitudinal slots which accommodate eccentric journal of crankshaft with piston fitted on bearings. Main journals of shaft are arranged in holes of crank supports installed in housing on bearings. Ends of slots in liner serve simultaneously as intake or outlet ports. EFFECT: simplified design. 8 cl, 4 dwg