IPC Subgroup
F01C 1/39 with vanes hinged to the inner as well as to the outer member
Introduced: January 1980
Last revised: January 2006
Full Title
Rotary-piston machines or engines > having the characteristics covered by two or more of groups , , , or having the characteristics covered by one of these groups together with some other type of movement between co-operating members > having the movement defined in group and having a hinged member > with vanes hinged to the inner as well as to the outer member
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- Subclass:
- ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES