IPC Subgroup
H02K 21/14 with magnets rotating within the armatures
Introduced: September 1968
Last revised: January 2006
Full Title
Synchronous motors having permanent magnets; Synchronous generators having permanent magnets > with stationary armatures and rotating magnets > with magnets rotating within the armatures
Classification Context
- Section:
- ELECTRICITY
- Class:
- GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
- Subclass:
- DYNAMO-ELECTRIC MACHINES
3 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- H02K 21/16 having annular armature cores with salient poles
- H02K 21/18 having horse-shoe armature cores
- H02K 21/2 having windings each turn of which co-operates only with poles of one polarity, e.g. homopolar machine