IPC Main Group
F01L 11/00 Valve arrangements in working piston or piston-rod
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
Scope Notes
Application references: Valve-gear specially for steam engines or specially for other machines or engines with variable fluid distribution
1 direct subcode
Child Classifications
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- F01L 11/02 in piston