VALVE FOR A REFRIGERATION APPLICATION

Abstract: a refrigeration application, in particular a shut-off and/or regulating valve includes a bonnet connected to a housing with two fluid openings, a spindle and a piston for opening and closing a fluid passage between the two fluid openings. the spindle engages the piston for moving it between a closed position and an open position of the valve. a bottom closing portion of the piston includes an outer flange and an inner flange between which a sealing element is provided, wherein the two flanges are connected to each other by means of at least one screw and wherein a non-circular connector geometry for connecting a tool is provided at the bottom side of the outer flange.

Inventor(s): Shuwei LIU, Yanning (Mars) SHEN

CPC Classification: F16K1/36 (VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING {(devices for emptying and evacuating the excess liquid in valves or conduits )})

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