CPC Subgroup
H02N 2/14 Drive circuits; Control arrangements
Full Title
Electric machines in general using piezoelectric effect, electrostriction or magnetostriction (generating mechanical vibrations in general B06B; piezoelectric, electrostrictive or magnetostrictive devices in general H10N30/00) > producing rotary motion, e.g. rotary motors > Drive circuits; Control arrangements
2 direct subcodes
Child Classifications
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