Pinch valve systems and methods
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United States of America Patent
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Dec 4, 2018
Grant Date -
Jan 18, 2018
app pub date -
Sep 26, 2017
filing date -
Dec 4, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
Embodiments of a pinch valve assembly include a controller, where the controller is preprogrammed with a plurality of selectable modes including a step and direction mode, a flow monitoring mode, a flow and fill mode, and an unclog mode, and an actuator assembly, the actuator assembly being controlled by the controller, an actuator, the actuator being actuated by the actuator assembly, a piston, the piston being coupled with the actuator, a valve body, the valve body being coupled with the actuator assembly, and an aperture, the aperture being formed in the valve body, wherein the aperture is configured to retain at least a portion of tubing such that fluid or gas flow within the tubing can be metered.
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