VALVE WITH LINEAR ACTUATOR Russian patent published in 2012 - IPC F16K1/12 F16K31/16 

FIELD: machine building.

SUBSTANCE: valve with linear actuator includes body with flow-through part, inlet and outlet connection pipes, movable control element in the form of a tube with a seat, sealing element, which are located on one axis, linear actuator, and actuator stock performing back-and-forth movement. Connection of actuator stock to control element is performed by means of wedge mechanism formed with inclined surfaces on the control element and wedge, which is connected to the actuator stock with possibility of moving the control element towards the sealing element and back. Version of the valve design with additional connection pipe and sealing element is possible.

EFFECT: improving the valve reliability at control of flows of working media containing considerable amount of foreign inclusions.

2 cl, 2 dwg