IPC Subgroup
F16K 15/14 with flexible valve members
Introduced: September 1968
Last revised: January 2006
Full Title
Check valves > with flexible valve members
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 15/16 with tongue-shaped laminae