RELIEF VALVE MECHANISM WITH AN ELASTIC DIAPHRAGM

The mechanism is intended for maintaining constant speed of a machine tool table regardless of the load (cutting variables). Pump 1 delivers fluid through flow-control valve 6 and pipeline 7 to the power cylinder whose piston is linked to the table. The upper chamber in housing 2 of the relief valve is connected to pipeline 7, and the lower chamber to pump 1 through pipeline 5. Housing 2 contains …