IPC Main Group
H02P 8/00 Arrangements for controlling dynamo-electric motors rotating step by step
Introduced: July 1974
Last revised: January 2006
Classification Context
- Section:
- ELECTRICITY
- Class:
- GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
- Subclass:
- CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
Related Keywords
control of dynamo-electric motors rotating STEP-BY-STEP
11 direct subcodes
Child Classifications
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- H02P 8/02 specially adapted for single-phase or bi-pole stepper motors, e.g. watch-motors, clock-motors
- H02P 8/04 Arrangements for starting
- H02P 8/12 Control or stabilisation of current
- H02P 8/14 Arrangements for controlling speed or speed and torque
- H02P 8/22 Control of step size; Intermediate stepping, e.g. microstepping
- H02P 8/24 Arrangements for stopping
- H02P 8/32 Reducing overshoot or oscillation, e.g. damping
- H02P 8/34 Monitoring operation
- H02P 8/36 Protection against faults, e.g. against overheating or step-out; Indicating faults
- H02P 8/4 Special adaptations for controlling two or more stepping motors
- H02P 8/42 characterised by non-stepper motors being operated step by step