Piston Pneumatic Control Valve

Country: China (Mainland)
Business Type: Manufacturer,Distributor/Wholesaler
Market: Africa,Americas,Asia,Europe,Oceania,European Union,G20
Founded Year: 2003
Contact: Jeawin huang

The utility model discloses a Piston Pneumatic Control Valve which is characterized in that a cylinder is provided with a working air chamber and a return air chamber, wherein the return air chamber is provided with a keeping valve used for providing return air pressure; a piston returns through the air pressure of the return air chamber, which replaces the return of a traditional spring; the phenomenon that because the spring is tired and can not provide enough return power, the control precision of a control valve is affected is avoided.