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CPC Subclass Not Allocatable
H02N

ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR

Description

H02N covers electric machines and motors that do not fit within the standard categories of rotating machines, transformers, or other specifically defined electrical equipment. This subclass includes unconventional electromechanical devices such as electrostatic motors, piezoelectric actuators, magnetostrictive devices, and other electromagnetic conversion systems. It serves as a residual category for novel or specialized electric machine types that lack dedicated classification provisions elsewhere in H02. Applications include emerging technologies in micro-actuation, energy harvesting, and experimental motor designs that do not conform to traditional AC/DC motor architectures.

8 direct subcodes

Child Classifications

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  • H02N 10/00 Electric motors using thermal effects
  • H02N 13/00 Clutches or holding devices using electrostatic attraction, e.g. using Johnson-Rahbek effect
  • H02N 3/00 Generators in which thermal or kinetic energy is converted into electrical energy by ionisation of a fluid and removal of the charge therefrom (discharge tubes functioning as thermionic generators H01J45/00)
  • H02N 99/00 Subject matter not provided for in other groups of this subclass