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PCE
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DIFF Subgroup
H01F 3/10

Composite arrangements of magnetic circuits

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Cores, yokes or armatures > Composite arrangements of magnetic circuits

CPC:

Cores, Yokes, or armatures (magnetic materials H01F1/00; permanent magnets H01F7/02) > Composite arrangements of magnetic circuits

Of 4 combined children, 2 exist in both systems.

2 codes are CPC-only extensions.

Note: 2 CPC extensions are marked as secondary classification only.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • H01F 2003/103 2nd only CPC only CPC only
  • H01F 2003/106 2nd only CPC only CPC only
  • H01F 3/12 Magnetic shunt paths IPC+CPC Available in IPC and CPC
  • H01F 3/14 Constrictions; Gaps, e.g. air-gaps (in magnetic shunt paths H01F3/12) IPC+CPC Available in IPC and CPC