IPC Subgroup
H01F 27/24 Magnetic cores
Introduced: September 1968
Last revised: January 2006
Full Title
Details of transformers or inductances, in general > Magnetic cores
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
4 direct subcodes
Child Classifications
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- H01F 27/245 made from sheets, e.g. grain-oriented
- H01F 27/25 made from strips or ribbons
- H01F 27/255 made from particles
- H01F 27/26 Fastening parts of the core together; Fastening or mounting the core on casing or support