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PCE
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DIFF Main Group
H02P 13/00

Arrangements for controlling transformers, reactors or choke coils, for the purpose of obtaining a desired output

Introduced: September 1968

IPC and CPC are identically structured here. All 4 subcodes exist in both systems.

Child Classifications

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  • H02P 13/06 by tap-changing; by rearranging interconnections of windings IPC+CPC Available in IPC and CPC
  • H02P 13/08 by sliding current collector along winding IPC+CPC Available in IPC and CPC
  • H02P 13/10 by moving core, coil winding, or shield, e.g. by induction regulator IPC+CPC Available in IPC and CPC
  • H02P 13/12 by varying magnetic bias IPC+CPC Available in IPC and CPC