THROTTLE VALVE Russian patent published in 2012 - IPC F16K5/10 F16K11/20 

FIELD: machine building.

SUBSTANCE: throttle valve includes bonnet, body with outlet and inlet connection pipes; coaxially to the latter there arranged in the body is throttle plug operated with the stock coaxially installed in the support. On upper end of the support there fixed is scale with marks with the throttle holes of the appropriate diameter in the plug. Handle with a pointer reading off the above marks are installed on the stock. Plug is arranged in the shell equipped with outlet channel. Shell is connected to the support movable in axial direction and having the thread interacting with leadscrew nut fixed in movable manner on the bonnet so that it can be rotated.

EFFECT: enlarging technological capabilities of valve by giving to it of additional function - possibility of medium passage bypassing the throttle element.

3 cl, 3 dwg