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Stock level indication apparatus and method

  • US 10,049,341 B2
  • Filed: 05/16/2017
  • Issued: 08/14/2018
  • Est. Priority Date: 05/16/2016
  • Status: Active Grant
First Claim
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1. A fullness level indication assembly for a retail product storage structure, the stock level indication assembly comprising:

  • a product support structure having upper and lower surfaces and configured to support products on the upper surface thereof;

    an array of bores extending through the product support structure between the upper and lower surfaces thereof, the products stocked on the upper surface of the product support structure blocking one or more of the bores;

    an air compressor configured to output compressed air therefrom;

    a conduit having an inlet coupled to the air compressor and outlets disposed adjacent to the lower surface of the product support structure such that the compressed air flows through all unblocked bores in the array;

    a sensor coupled to the conduit and configured to obtain a reading of the compressed air within the conduit therefrom;

    a control circuit configured to receive the reading from the sensor and determine a product support structure fullness level based on the reading.

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