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I is a one-way directional control lement and can discharge the conmpressed air in the system rapidly. It is normally installed between the air cylinder andchange vave and makes the air in the cylinder escape directly through this valve, not through change valve. It is applied to the locations where the quick discharge of pneumatic units or equipments are required.
Bed Elevator,Hospital Elevator,Passenger Elevator
Deao Elevator Co., Ltd. , http://www.js-elevator.com