EP 0919724 A2 19990602 - Hydraulically driven double acting diaphragm pump
Title (en)
Hydraulically driven double acting diaphragm pump
Title (de)
Hydraulisch angetriebene Doppelmembranpumpe
Title (fr)
Pompe à diaphragme double avec actionnement hydraulique
Publication
Application
Priority
IT RM970739 A 19971128
Abstract (en)
A pumping device for liquids or aeriform substances of a double-acting reciprocating type, characterized in that it comprises a first and a second pumping unit provided with a separating element between a working fluid and a pumped fluid, and connected to an oil control assembly arranged to induce reciprocating motions in said separating elements of said units by means of pressurized oil so as to produce a suction phase in one unit and a delivery phase in the other unit and viceversa, in a continuous way. <IMAGE>
IPC 1-7
IPC 8 full level
F04B 43/073 (2006.01)
CPC (source: EP US)
F04B 43/0733 (2013.01 - EP US)
Citation (applicant)
Designated contracting state (EPC)
DE ES FR GB NL SE
DOCDB simple family (publication)
EP 0919724 A2 19990602; EP 0919724 A3 20000419; EP 0919724 B1 20050706; DE 69830775 D1 20050811; DE 69830775 T2 20060518; IT 1297087 B1 19990803; IT RM970739 A1 19990528
DOCDB simple family (application)
EP 98830707 A 19981125; DE 69830775 T 19981125; IT RM970739 A 19971128