DIFF Subgroup
H02N 2/16 using travelling waves
Introduced: January 1995
Full Title
Full titles differ between systems:
IPC:
Electric machines in general using piezoelectric effect, electrostriction or magnetostriction > producing rotary motion, e.g. rotary motors > using travelling waves
CPC:
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 > using travelling waves
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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