×

Method and system for transporting inventory items

  • US 10,133,267 B2
  • Filed: 10/24/2016
  • Issued: 11/20/2018
  • Est. Priority Date: 06/19/2006
  • Status: Active Grant
First Claim
Patent Images

1. A system for navigation, comprising:

  • a plurality of fiducial marks arranged in a two-dimensional grid on a floor of a workspace;

    a horizontal conveyor of inventory items within the workspace, the horizontal conveyor operable to convey inventory items towards an exit cell associated with the horizontal conveyor, the exit cell comprising a first fiducial mark within the two-dimensional grid;

    a mobile drive unit comprising;

    a position sensor operable to detect first information associated with the first fiducial mark of the exit cell;

    an inventory holder configured to receive one or more of the inventory items from the horizontal conveyor at the exit cell;

    a control module operable to utilize the first information to facilitate navigation within the workspace from the first fiducial mark to a second fiducial mark within the two-dimensional grid of the plurality of fiducial marks.

View all claims
  • 3 Assignments
Timeline View
Assignment View
    ×
    ×