Methods and apparatus for coordinating operation of valves
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United States of America Patent
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Aug 4, 2020
Grant Date -
May 2, 2019
app pub date -
Oct 31, 2017
filing date -
Oct 31, 2017
priority date (Note) -
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Abstract
Methods and apparatus for coordinating operation of valves are disclosed. In some examples, an apparatus includes a valve controller to receive a first signal from a first control system to change an operating state of a valve, the valve controller is to provide the first control system exclusive control of the valve. In some examples, the valve controller is to receive a second signal from a second control system requesting permission to operate the valve, and send a response to the second control system indicating the first control system has exclusive control of the valve and has changed an operating state of the valve.
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