PISTON AIR-OPERATED AUTOMATIC RECIPROCATABLE MOTOR Russian patent published in 1995 - IPC

FIELD: pneumatics. SUBSTANCE: baking-up piston is mounted in the connecting pipe, is step, and interacts with the answered steps made on the inner side of the connecting pipe. The piston and inner side of connecting pipe define the chamber for communication with the power source and ring chamber constantly connected with the atmosphere. The step of the backing-up piston of lesser diameter faces the space for receiving the distributing device. The backing-up piston has through passageway on both sides of the pivot connection of the connecting rod. EFFECT: improved design. 2 dwg