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Human safety provision in mobile automation environments

  • US 9,427,871 B2
  • Filed: 04/30/2014
  • Issued: 08/30/2016
  • Est. Priority Date: 05/06/2013
  • Status: Active Grant
First Claim
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1. A computer-implemented method for operating mobile automated workstations comprising:

  • defining with a computer device an exclusionary volume having an outer exclusionary surface at least partially surrounding a mobile workstation operably disposed in a workspace;

    defining a buffer volume having an outer buffer surface with the computer device, the buffer surface at least partially surrounding the mobile workstation and the exclusionary volume, wherein a point on the buffer surface is further from a point on the workstation closest to the point on the buffer surface than a point on the exclusionary surface closest to the point on the workstation;

    receiving data at the computer device from at least one sensor;

    determining a location of the workstation within the workspace with the computer device based on the data;

    determining a location of a human within the workspace with the computer device based on the data; and

    ,performing at least one of activating an indicator with the computer device and altering predetermined movement of the mobile workstation with the computer device after detection of at least one of the human overlapping the exclusionary volume and crossing the exclusionary surface.

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