IPC Subgroup
F01M 1/1 Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters
Introduced: September 1968
Last revised: January 2006
Full Title
Pressure lubrication > Lubricating systems characterised by the provision therein of lubricant venting or purifying means, e.g. of filters
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- Subclass:
- LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL-COMBUSTION ENGINES; CRANKCASE VENTILATING