IPC Subgroup
H01F 29/06 with current collector gliding or rolling on or along winding
Introduced: September 1968
Last revised: January 2006
Full Title
Variable transformers or inductances not covered by group > with current collector gliding or rolling on or along winding
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES