IPC Subgroup
F01L 1/44 Multiple-valve gear or arrangements, not provided for in preceding subgroups, e.g. with lift and different valves
Introduced: September 1968
Last revised: January 2006
Full Title
Valve-gear or valve arrangements, e.g. lift-valve gear > Multiple-valve gear or arrangements, not provided for in preceding subgroups, e.g. with lift and different valves
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