DIFF Subgroup
F04D 29/04 Shafts or bearings, or assemblies thereof (specially adapted for elastic fluid pumps F04D29/05)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Shafts or bearings, or assemblies thereof
CPC: Shafts or bearings, or assemblies thereof (specially adapted for elastic fluid pumps F04D29/05)
Full Title
Full titles differ between systems:
IPC:
Details, component parts, or accessories > Shafts or bearings, or assemblies thereof
CPC:
Details, component parts, or accessories (machine elements in general F16) > Shafts or bearings, or assemblies thereof (specially adapted for elastic fluid pumps F04D29/05)
Of 5 combined children, 4 exist in both systems.
1 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 2006.
Child Classifications
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- F04D 29/042 Axially shiftable rotors (F04D29/041 takes precedence ) since 2006 IPC+CPC Available in IPC and CPC