IPC Subgroup
F04B 45/02 having bellows
Introduced: September 1968
Last revised: January 2006
Full Title
Pumps or pumping installations having flexible working members and specially adapted for elastic fluids > having bellows
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- Subclass:
- POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
Related Keywords
BELLOWS for blowing
2 direct subcodes
Child Classifications
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- F04B 45/027 having electric drive
- F04B 45/033 having fluid drive