Aquatic environment water-quality monitor having a submersible chemical indicator wheel
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United States of America Patent
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Nov 11, 2014
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app pub date -
Dec 13, 2012
filing date -
Dec 12, 2011
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Abstract
A water-quality monitoring system for an aquatic environment that includes a monitoring unit and a chemical indicator wheel designed and configured to be submerged in the water being monitored. The chemical indicator wheel includes a holder that supports a number of chemical indicators selected for use in measuring levels of constituents of the water. When in use, the wheel is drivingly engaged with a monitoring/measuring unit that includes at least one reader for reading the chemical indicators. In some embodiments, each apparatus includes a plurality of immobilized-dye-based chemical indicators that undergo an optically detectable physical change as levels of one or more constituents of the water change. Also disclosed are a variety of features that can be used to provide the monitoring system with additional functionalities.
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