VALVE WITH DOUBLE DRAIN Russian patent published in 2006 - IPC F16K21/04 E03D1/22 

FIELD: valving.

SUBSTANCE: valve comprises seat, overflow unit, and mechanism for lifting the closure member. The seat is secured to the bottom of the tank. The overflow unit is made of a pipe provided with a float. The closure member is mounted at the bottom end of the pipe of the overflow unit. The pipe of the overflow unit is mounted for permitting axial movement by means of the mechanism for lifting the closure member. The closure member is made of pivoting unit, connected with the overflow unit, and kinematically connected with the push-buttons of the large and small drains. The push-buttons are set in the stop bushing mounted in the tank.

EFFECT: enhanced reliability.

3 dwg