CPC Subgroup
H02K 37/10 of permanent magnet type (H02K37/02 takes precedence)
Full Title
Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors > of permanent magnet type (H02K37/02 takes precedence)
2 direct subcodes
Child Classifications
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- H02K 37/12 with stationary armatures and rotating magnets
- H02K 37/20 with rotating flux distributors, the armatures and magnets both being stationary