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Roadway maintenance striping control system

  • US 10,301,783 B2
  • Filed: 02/23/2015
  • Issued: 05/28/2019
  • Est. Priority Date: 01/17/2012
  • Status: Active Grant
First Claim
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1. A control system for positioning a marker over a pre-existing roadway surface mark located on the roadway surface, the control system comprising:

  • an imager for producing an image of the roadway surface including the pre-existing roadway surface mark;

    a computer responsive to the imager and having a machine vision program configured to recognize the pre-existing roadway surface mark within the image and produce an error signal based upon the lateral location difference between (a) the image of the pre-existing roadway surface mark and (b) an image representation of the marker position; and

    an actuator responsive to the error signal for positioning the marker over the pre-existing roadway mark.

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