VOLUMETRIC PULSED MACHINE Russian patent published in 1998 - IPC

FIELD: hydraulic and pneumatic drives. SUBSTANCE: machine has drive mechanism in the form of link lever whose movable end is coupled with movable end of each opposing working chamber made in the form of flexible bellows. Inlet and outlet lines are installed along axes of these chambers and are built of sections of flexible soft pipeline. Each pipeline is coupled on one end with movable end of respective working chamber and on other end it is secured in fixed frame of machine; pipeline sections function as shut-off valves when folding or as adjustable ones due to varying length of sections of distributing shutoff devices adjusted according to working time steps of volumetric machine. EFFECT: improved sealing of entire system and reliability of machine. 1 dwg