An automated storage and retrieval system including at least one autonomous rover for transferring payload within the system and including a communicator, a multilevel storage structure, each level allowing traversal of the at least one autonomous rover, a...

The present invention concerns an autonomous transport robot for transporting a payload comprising: a payload bed (1510) having at least one reference datum surface (1510F; 1510S); and at least one payload justification device (1530, 1510R); wherein the at...