IPC Subgroup
H01F 29/08 with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators
Introduced: September 1968
Last revised: January 2006
Full Title
Variable transformers or inductances not covered by group > with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
2 direct subcodes
Child Classifications
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- H01F 29/1 having movable part of magnetic circuit
- H01F 29/12 having movable coil, winding, or part thereof; having movable shield