Valve position indicator for buried valves
OwnerTodd W. Campbellinventor
Life of this patent
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Abstract
A valve position indicator is directly coupled to a valve shaft. The indicator has a gauge that directly indicates rotation of a valve shaft in a subterranean valve.
Claims13
A valve position indicator comprising a gauge, the gauge being supported by a bracket, a tubular housing having a first end connected to the gauge and a second end connected to a valve assembly, the valve assembly comprising a valve shaft, a drive link being positioned within the tubular housing, a first end of the drive link being connected to an indicator of the gauge and a second end of the drive link being directly coupled to the valve shaft such that rotation of the valve shaft results in direct rotation of the drive link.
Dependencies are inferred from the claim text.