EP 3995694 A1 20220511 - PUMP FOR PUMPING CORROSIVE FLUIDS
Title (en)
PUMP FOR PUMPING CORROSIVE FLUIDS
Title (de)
PUMPE ZUM PUMPEN KORROSIVER FLÜSSIGKEITEN
Title (fr)
POMPE POUR POMPER DES FLUIDES CORROSIFS
Publication
Application
Priority
IT 202000026627 A 20201109
Abstract (en)
Pump for pumping corrosive fluids comprising two or more heads (2), each of which provided with a pumping chamber (3), with a suction channel (4) and with a dispensing channel (5), and such suction (4) and dispensing (5) channels are connected to the pumping chamber (3) in order to suction and dispense a corrosive fluid respective into and from the aforesaid pumping chamber (3). The pump also comprises a casing (6) made of metallic material, which carries the heads (2) mounted thereon and is provided with a feed circuit (7), placed in fluid communication with the suction channels (4) of the heads (2), and a delivery circuit (8), placed in fluid communication with the dispensing channels (5) of the heads (2). The feed circuit (7) and the delivery circuit (8) are provided with a first conveyance surface (43) for the corrosive fluid. In addition, the pump comprises a first shaped protection body (9) made of polymeric material, which is molded in a single body directly on top of the first conveyance surface (43).
IPC 8 full level
F04B 15/04 (2006.01); F04B 53/16 (2006.01)
CPC (source: EP)
F04B 15/04 (2013.01); F04B 53/16 (2013.01); F04B 1/053 (2013.01)
Citation (applicant)
- US 5649809 A 19970722 - STAPELFELDT VOLKER [DE]
- DE 102005050009 A1 20070412 - KAERCHER GMBH & CO KG ALFRED [DE]
- US 6464475 B1 20021015 - BERTOLINI MARIO [IT]
Citation (search report)
- [YA] US 5649809 A 19970722 - STAPELFELDT VOLKER [DE]
- [YA] DE 102005050009 A1 20070412 - KAERCHER GMBH & CO KG ALFRED [DE]
- [YA] US 6464475 B1 20021015 - BERTOLINI MARIO [IT]
- [A] GB 2144493 A 19850306 - WILDEN PUMP & ENG
- [A] EP 3483435 A1 20190515 - INGERSOLL RAND CO [US]
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
DOCDB simple family (application)
EP 21207317 A 20211109