US Patent 9732877 Joint linkage actuating means for a valve

The present invention concerns a control valve comprising: —A passage path for a fluid inside the valve and that puts in communication an inlet with an outlet; —An obstruction element arranged as to result mobile between a closing position, in which it obstructs the path impeding the passage of the fluid from the inlet towards the outlet, and an opening position in which it allows said passage, and; —Movement means for operating the movement of the obstruction element between said opening position and said closing position and vice-versa. In accordance with the invention, the movement means comprise a joint linkage.