CONTROLLED ROTARY GATE VALVE Russian patent published in 2015 - IPC F16K1/20 

FIELD: machine building.

SUBSTANCE: controlled rotary gate valve has body with input and output branches. In the latter inside the body the inclined seat is tightly installed, it interacts upon the gate valve closing with disk with possibility of self-installation, it is secured on the rotating lever connected by fixed axle with bonnet. The bonnet has drive rod, hingedly connected by means of the clevis with the rotating lever. In closed position of the gate valve the axles of the drive rod connection with the clevis, clevis with rotating lever, and rotating lever with disk are at the same axis.

EFFECT: increased drive efficiency.

2 dwg