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Application filed by Винницкий Национальный Технический УниверситетfiledCriticalВинницкий Национальный Технический Университет
Priority to UAU200804106UpriorityCriticalpatent/UA34892U/en
Publication of UA34892UpublicationCriticalpatent/UA34892U/en
A hydraulic diaphragm pump has a drive hydraulic system, a pump body with diaphragm installed in it, this is rigidly connected to rod, pump chamber with suction and discharge valves, gas distribution device. Diaphragm forms with body intermediate chamber, and piston-pusher with rod forms with the body of the pump drive cavity that is permanently connected to delivery pipe. In the body of intermediate piston arranged in the pump body a through axial channel and annular recess are made, intermediate piston forms together with the body of the pump over-piston cavity and under-piston cavity.