VALVE, IN PARTICULAR, HEATING RADIATOR VALVE Russian patent published in 2003 - IPC

FIELD: fittings for heating equipment. SUBSTANCE: valve 1 has body 2 with inlet connecting member 3 and outlet connecting member 4, locking device positioned between members 3 and 4 and provided with valve member 6 and seat 7. Seat housing 10 mounted in valve body 2 is provided with supply channel 11, whose one end corresponds to valve seat 7, and discharge channel 12. Seat housing 10 is mounted for rotation between first position, where supply channel 11 is connected to inlet member 3 and discharge channel 12 is connected to outlet member 4, and second position, where supply channel 11 is connected to outlet member 4 and discharge channel 12 is connected to inlet member 3. EFFECT: increased efficiency and enhanced reliability in operation of valve irrespective of flow direction. 12 cl, 2 dwg