IPC Subgroup
G05D 16/04 without auxiliary power
Introduced: September 1968
Last revised: January 2006
Full Title
Control of fluid pressure > without auxiliary power
Classification Context
- Section:
- PHYSICS
- Class:
- CONTROLLING; REGULATING
- Subclass:
- SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
3 direct subcodes
Child Classifications
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- G05D 16/06 the sensing element being a flexible member yielding to pressure, e.g. diaphragm, bellows, capsule
- G05D 16/1 the sensing element being a piston or plunger
- G05D 16/12 the sensing element being a float