IPC Subgroup
F01L 9/2 by electric means
Introduced: January 2021
Full Title
Valve-gear or valve arrangements actuated non-mechanically > by electric means
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- Subclass:
- CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
4 direct subcodes
Child Classifications
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