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PCE
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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 29/0405 CPC only CPC only
  • F04D 29/042 Axially shiftable rotors (F04D29/041 takes precedence ) since 2006 IPC+CPC Available in IPC and CPC