Iyi pneumatic inokurumidza kupera vharafu inowanzoiswa papombi pakati pecylinder uye reversal valve uye pedyo necylinder, iyo inobudisa mhepo zvakananga kubva muhumburumbira pasina kudarika valve inodzokera shure uye nokudaro kuzadzisa chinangwa chekukurumidza reversionof cylinder. kumhanya kunonyanya kuoneka.
Kutsanangurwa Kwehunyanzvi