CPC Main Group
H02K 37/00 Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors
4 direct subcodes
Child Classifications
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- H02K 37/02 of variable reluctance type
- H02K 37/10 of permanent magnet type (H02K37/02 takes precedence)
- H02K 37/22 Damping units
- H02K 37/24 Structural association with auxiliary mechanical devices