GOVERNOR OF FLUID LEVEL IN RESERVOIR Russian patent published in 1994 - IPC

FIELD: control over level of fluids. SUBSTANCE: governor of fluid level in reservoir has shut-off element put in pressure drainage pipe-line, level gauge with protective skirt 5 connected to pneumatic cylinder 23 of shut-off element, float 18 located in protective skirt 5 which is provided with bearing spider 25 and disconnector attached to body of reservoir with the aid of bracket 2. Disconnector is fabricated in the form of body column 6 with plunger 14 having circular grooves 15, 16 with inlet 8, outlet 12 and takeoff 22 dead end channels. The latter is coupled through hose 23 to pneumatic drive of shut-off element. Float 18 is linked to plunger 14. EFFECT: improved efficiency of overflow prevention. 3 dwg