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Agricultural trench depth sensing systems, methods, and apparatus

  • US 9,750,174 B2
  • Filed: 10/24/2013
  • Issued: 09/05/2017
  • Est. Priority Date: 10/24/2012
  • Status: Active Grant
First Claim
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1. An agricultural row unit, comprising:

  • a row unit frame;

    a first gauge wheel arm pivotally mounted to the row unit frame and disposed to limit the depth of a trench opened by the row unit; and

    a first sensor configured to generate a first signal related to the angular position of said first gauge wheel arm relative to said row unit frame, said first sensor comprising;

    a receiver component;

    a transmitter component;

    wherein one of said receiver component and said transmitter component is mounted to said first gauge wheel arm for rotation therewith;

    wherein one of said receiver component and said transmitter component is fixedly mounted to said row unit frame;

    wherein said first signal is related to a distance between said receiver component and said transmitter component.

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