EP 1479919 A2 20041124 - Convertible transfer pump
Title (en)
Convertible transfer pump
Title (de)
Konvertierbare Förderpumpe
Title (fr)
Pompe fluidique convertible
Publication
Application
Priority
IT TV20030077 A 20030520
Abstract (en)
Rotary pump for liquids comprising a pump body (2) with a rotary portion that may include either a single or several stages to the purpose of attaining a head of at least 3 kg/cm<2>. When air at a lower pressure than the pressure of the ambient air is to be blown into the liquids, a convergent diffuser (30) is installed upstream of the pump body (2) and, furthermore, a point situated between the outflow section (34) of such diffuser and the rotary portion of the pump body (2) is connected with the outside air. <IMAGE>
IPC 1-7
IPC 8 full level
F04D 13/12 (2006.01); F04D 31/00 (2006.01)
CPC (source: EP)
F04D 13/12 (2013.01); F04D 31/00 (2013.01)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
EP 1479919 A2 20041124; EP 1479919 A3 20041208; EP 1479919 B1 20060405; AT E322620 T1 20060415; DE 602004000585 D1 20060518; IT TV20030077 A1 20041121
DOCDB simple family (application)
EP 04010771 A 20040506; AT 04010771 T 20040506; DE 602004000585 T 20040506; IT TV20030077 A 20030520