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Storage and retrieval system case unit detection

  • US 10,710,804 B2
  • Filed: 04/08/2019
  • Issued: 07/14/2020
  • Est. Priority Date: 09/09/2011
  • Status: Active Grant
First Claim
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1. A warehouse automated storage and retrieval system for transport and storage of cases of wares in a ware case storage room, the warehouse automated storage and retrieval system comprising:

  • a storage structure with an array of storage locations distributed on at least one storage shelf having a seating surface configured to support ware case units freely throughout the seating surface on the at least one storage shelf;

    a controller, where each ware case unit has a predetermined storage position in which the ware case unit is seated on the at least one storage shelf and the controller is configured to determine the predetermined storage position; and

    a disturbance restorative system includingat least one disturbance detection sensor disposed on the at least one storage shelf,a disturbance control module in communication with the at least one disturbance detection sensor and configured to identify a disturbance and determine a disturbance type causing the disturbance from different disturbance types, andwherein the disturbance restorative system is configured so that the disturbance restorative system initiates a corrective action from a number of different corrective actions based on the different disturbance types.

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