IPC Subgroup
F16K 41/1 with diaphragm, e.g. shaped as bellows or tube
Introduced: September 1968
Last revised: January 2006
Full Title
Spindle sealings > with diaphragm, e.g. shaped as bellows or tube
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- ENGINEERING ELEMENTS OR UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- Subclass:
- VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
1 direct subcode
Child Classifications
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- F16K 41/12 with approximately flat diaphragm