IPC Main Group
F01L 25/00 Drive, or adjustment during operation, of distribution or expansion valves by non-mechanical means
Introduced: September 1968
Last revised: January 2006
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
2 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- F01L 25/02 by fluid means
- F01L 25/08 by electric or magnetic means