PISTON MACHINE Russian patent published in 1995 - IPC

FIELD: mechanical engineering. SUBSTANCE: machine has housing constructed as two arc- like members 4,5 whereto two pairs of oppositely arranged cylinders 6,7 and 8,9 with pistons 10-13 are secured. The pistons are mounted for permitting reciprocation. Rods 14,15 and 16,17 are axially alined and assembled so that to form spider 18. Shaft 19, whose axis is perpendicular to the spider axes, is mounted on the spider. Gear wheel 20 is fitted on shaft 19 for constant engaging with wheel 21 rigidly secured to shaft 22. Shaft 19 is provided with bearing member 24 mounted inside housing 25. EFFECT: improved design. 2 cl, 1 dwg