US 11,834,270 B2
Order picking systems and methods using mobile robots
Gregory Lisso, Minneapolis, MN (US); and Gervasio Mutarelli, Minneapolis, MN (US)
Assigned to Target Brands, Inc., Minneapolis, MN (US)
Filed by Target Brands, Inc., Minneapolis, MN (US)
Filed on Apr. 12, 2021, as Appl. No. 17/227,869.
Application 17/227,869 is a continuation of application No. 16/519,395, filed on Jul. 23, 2019, granted, now 11,008,167.
Claims priority of provisional application 62/711,676, filed on Jul. 30, 2018.
Prior Publication US 2021/0323768 A1, Oct. 21, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. B65G 1/137 (2006.01); B65G 1/04 (2006.01)
CPC B65G 1/1375 (2013.01) [B65G 1/0492 (2013.01)] 5 Claims
OG exemplary drawing
 
1. A method of picking ordered items and stowing replenishment items, the method comprising:
a) transferring, by a worker operating an order picker, one or more first ordered items from first storage locations and putting the one or more first ordered items in or on a first cargo holder that is engaged with the order picker;
b) transferring, from the order picker to a first mobile robot, the first cargo holder with the one or more first ordered items in or on it;
c) after the transferring of the first cargo holder with the one or more first ordered items in or on it to the first mobile robot, transferring, from a second mobile robot, a second cargo holder with one or more replenishment items in or on it such that the second cargo holder with the one or more replenishment items in or on it becomes engaged with the order picker; and
d) transferring, by the worker operating the order picker, the one or more replenishment items from the second cargo holder that is engaged with the order picker into storage locations.