PISTON MACHINE Russian patent published in 1994 - IPC

FIELD: mechanical engineering. SUBSTANCE: machine has a frame with bearings 11,12, shafts 9,10 set in the bearings, and detachable case made of two arc-shaped members 1,2 each of which is provided with pair of opposite cylinders 3,4 with pistons 5,6 mounted for reciprocation and interconnected in pair through rods to form spider 7. Members 1,2 are coupled with one of the shafts longitudinal axes of which are parallel and axes of rods are positioned at an angle differ from 90°. EFFECT: improved design. 3 dwg