ROTARY PISTON MACHINE WITH PARALLEL INTERNAL AXES

摘要

A rotary piston machine with parallel internal axes comprises an externally tubed gear (12) and internally tubed gear (5). The gears rotate and planetats relatively to each other. A distributing valve (25) comprises two sets control orifices (26; 28,29) fixed to a respective one of the two gears. The control orifice (26) of the first set is associated with an auxiliary control orifice (27) on the opposite side of the central axis (M2) of the associated gear (12). Fig.2 .