DIFF Subgroup
G01F 23/30 by floats
Introduced: January 1985
Full Title
Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm > by floats
Of 8 combined children, 6 exist in both systems.
2 codes are CPC-only extensions.
IPC defines codes here since 1985.
Child Classifications
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- G01F 23/32 using rotatable arms or other pivotable transmission elements since 1985 IPC+CPC Available in IPC and CPC
- G01F 23/40 using bands or wires as transmission elements since 1985 IPC+CPC Available in IPC and CPC
- G01F 23/48 using twisted spindles as transmission elements since 1985 IPC+CPC Available in IPC and CPC
- G01F 23/56 using elements rigidly fixed to, and rectilinearly moving with, the floats as transmission elements since 1985 IPC+CPC Available in IPC and CPC
- G01F 23/76 characterised by the construction of the float since 1985 IPC+CPC Available in IPC and CPC