Coils; Windings; Conductive connections

Introduced: September 1968

Full Title

Details of transformers or inductances, in general > Coils; Windings; Conductive connections

CPC subdivides this area 4x more granularly than IPC with 8 additional codes.

8 codes are CPC-only extensions.

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H01F 27/2804 +3 CPC CPC only CPC only
H01F 27/2823 +4 CPC CPC only CPC only
H01F 27/2847 +3 CPC CPC only CPC only
H01F 27/2866 CPC only CPC only
H01F 27/2871 CPC only CPC only
H01F 27/2876 CPC only CPC only
H01F 27/288 +2 CPC CPC only CPC only
H01F 27/2895 CPC only CPC only
H01F 27/29 Terminals; Tapping arrangements since 1995 +2 CPC IPC+CPC Available in IPC and CPC
H01F 27/30 Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support +2 CPC IPC+CPC Available in IPC and CPC
H01F 27/32 Insulating of coils, windings, or parts thereof +6 CPC IPC+CPC Available in IPC and CPC