Displacement sensor utilizing ronchi grating interference
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United States of America Patent
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Aug 30, 2022
Grant Date -
Apr 18, 2019
app pub date -
Oct 15, 2018
filing date -
Oct 16, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
A load cell to measure displacements transferred by a fifth wheel to the load cell includes an elongated mounting base portion configured to attach to a support structure of a tractor, a coupling portion configured to pivotally support a fifth wheel, a middle portion disposed above the elongated mounting base portion and below the coupling portion, the middle portion including a hollow interior section with an opening into the hollow interior section, and a post extending from the elongated mounting base portion and protruding into the hollow interior section of the middle portion.
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