IPC Subgroup
F01B 11/02 Equalising or cushioning devices
Introduced: September 1968
Last revised: January 2006
Full Title
Reciprocating-piston machines or engines without rotary main shaft, e.g. of free-piston type > Equalising or cushioning devices
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- Subclass:
- MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES