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Magnet sensing portable autonomous device and method of operation

  • US 10,071,429 B2
  • Filed: 09/20/2017
  • Issued: 09/11/2018
  • Est. Priority Date: 06/28/2013
  • Status: Active Grant
First Claim
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1. A process for operating a portable autonomous device on a structure having a surface, the process comprising:

  • transmitting a signal to the portable autonomous device to move to an operation location on the surface;

    receiving a location update from the portable autonomous device;

    determining whether the updated location is the operation location;

    activating an attachment mechanism of the portable autonomous device to fix a position of the portable autonomous device;

    activating magnet sensors and a drive table to locate a freestanding magnet;

    determining an angle between a platform of the portable autonomous device and the surface by measuring a pivot angle of a wheel set of the portable autonomous device relative to a wheel pivot assembly; and

    adjusting the angle of the platform relative to the surface based on the pivot angle of the wheel set.

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