ULTRASONIC BIN CONTROL IN AN ICE MACHINE
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United States of America Patent
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Issued Date -
Jun 2, 2022
app pub date -
Feb 21, 2022
filing date -
Feb 21, 2022
priority date (Note) -
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status (Latency Note)
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Abstract
An ice machine includes: an ice maker including: an ultrasonic bin sensor mounted to a body; and a controller in electrical communication with the ultrasonic bin sensor and configured to control the ultrasonic bin sensor; and a storage bin coupled to the ice maker and sized to receive a mound of ice, a lens of the ultrasonic bin sensor facing a bottom of an interior cavity of the storage bin, the controller configured to process a return signal of the ultrasonic bin sensor to control a level of ice stored inside the storage bin, the controller further configured to apply a predetermined time delay to filter out a portion of the return signal that exceeds a threshold voltage but does not exceed the time delay.
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