DIFF Main Group
F04D 1/00 Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps (adapted for pumping specific fluids F04D7/00; priming or boosting F04D9/00)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
CPC: Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps (adapted for pumping specific fluids F04D7/00; priming or boosting F04D9/00)
Full Title
Full titles differ between systems:
IPC:
Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
CPC:
Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps (adapted for pumping specific fluids F04D7/00; priming or boosting F04D9/00)
Of 7 combined children, 5 exist in both systems.
2 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- F04D 1/06 Multi-stage pumps (F04D1/02, F04D13/10 take precedence) +1 CPC IPC+CPC Available in IPC and CPC
- F04D 1/12 Pumps with scoops or like paring members protruding in the fluid circulating in a bowl IPC+CPC Available in IPC and CPC
- F04D 1/14 Pumps raising fluids by centrifugal force within a conical rotary bowl with vertical axis IPC+CPC Available in IPC and CPC