IPC Subgroup
F01C 1/24 of counter-engagement type, i.e. the movement of co-operating members at the points of engagement being in opposite directions
Introduced: September 1968
Last revised: January 2006
Full Title
Rotary-piston machines or engines > of counter-engagement type, i.e. the movement of co-operating members at the points of engagement being in opposite directions
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
2 direct subcodes
Child Classifications
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