an inlet valve for an inlet of a compressor element, the compressor element provided with the inlet valve and the compressor

摘要

An inlet valve comprising a housing having an inlet (18) and an outlet (19), the housing having an inner portion (17b) defining a flow channel (20) between the inlet (18) and outlet (19) together with an outer portion (17a) ), said flow channel 20 can be closed by a valve 21 , which valve 21 comprises a piston 24 and a valve member 25 , the piston 24 comprising a housing ( 17 ) slidable in and connected to the outlet 19 , the valve member 25 being formed by a valve shaft piston 33 slidable within the piston 24 , so that in rest mode the valve member 25 is connected to the piston Surrounded between the valve shaft piston 33 and the piston 24 is a chamber 41 , pressed against the valve seat by 24 , and capable of fluid connection to a pressure vessel 8 , the chamber 41 and the inlet 18 . ) is provided with a blow-off outlet 42 forming a fluid connection between characterized in that