VALVE, PARTICULARLY THERMOSTATIC VALVE, FOR HEATING PLANTS Russian patent published in 2003 - IPC

FIELD: heating systems. SUBSTANCE: proposed valve, particularly, thermostatic valve for heating plants, has housing, valve seat, shutoff member set into action by means of pin getting outside through sealing device and connecting device for fastening control head. Connecting device has support surface at a distance from free end of pin and corresponding clamping surface. To secure control head, at least of second type, housing 40 close to support surface 46 is provided with outer thread 45. Connecting element 48 carries sealing device 52, clamping surface, valve seat 54 and shutoff member 55 and it is installed for axial displacement in housing 40 from first position to second position. Invention makes it possible to install control heads of at least two different types by choice. EFFECT: enlarged operating capabilities. 7 cl, 6 dwg