IP Library › Granted Patent US 11,760,569
Granted Patent B2
US 11,760,569 · App. 17/307,838 · Granted Sep 19, 2023

Replenishment and order fulfillment system

Inventor: John Lert (Wakefield, MA)
Assignee: Symbotic LLC
B65G1/0492B65G1/065B65G1/1373B65G1/1378B65G2209/08
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Quick Facts
Patent No.
US 11,760,569
App. No.
17/307,838
Filed
May 4, 2021
Granted
Sep 19, 2023
Kind
B2
Art Unit
3651
USPC
414/279
Abstract

A warehousing system for storing and retrieving goods disposed in containers is provided. The system includes a multilevel storage array including an array of storage shelves for holding containers thereon, at least one substantially continuous lift for transporting containers to and from at least one level of the storage array, at least one transport vehicle located on the at least one level and configured to traverse a transport area transporting containers between the at least one continuous lift and container storage locations so that the at least one continuous lift communicates non-deterministically, via the transport vehicle, with storage locations of each of the storage shelves on the at least one level, an infeed transport system linked to the at least one continuous lift, and an order fulfillment station for generating order containers corresponding to customer orders where the order containers are entered onto the storage shelves of the storage array.

Claims (39)

1. A warehousing system for storing and retrieving goods disposed in containers, the warehousing system comprising:

a multilevel storage array, each level of which has a transport area and a storage area, the storage area including an array of storage shelves configured to hold containers thereon and the transport area arranged to communicably connect the storage shelves to each other, the transport area including picking aisles and a transfer path connecting the picking aisles;

at least one vertical lift for transporting containers to and from at least one level of the multilevel storage array, wherein the transfer path connects the picking aisles and at least one vertical lift so that container storage locations on storage shelves communicate with the at least one vertical lift;

at least one transport vehicle, distinct from the transport area, located on each of the at least one level and configured to traverse the transfer path so as to effect communication and transport containers between the container storage locations on storage shelves and the at least one vertical lift at each of the at least one level;

an infeed transport system communicably linked to the at least one level for entering product containers, holding stock goods, on the storage shelves;

an order fulfillment station arranged for generating, from the stock goods in the product containers on the storage shelves, order containers corresponding to a customer order and holding order goods, designated by the customer order; and

a transport conveyor communicably connected to the at least one vertical lift and at least one of the order fulfillment station so that the at least one vertical lift is connected to one or more of the order fulfillment station.

2. The warehousing system of claim 1 , wherein the at least one transport vehicle connected to the infeed transport system and the order fulfillment station is a common transport vehicle.

3. The warehousing system of claim 1 , wherein the storage shelves of the array are arranged in rows and the picking aisles are disposed between the rows and communicably connects each container storage location along the rows of storage shelves to the at least one vertical lift.

4. The warehousing system of claim 1 , further comprising a controller programmed to guide the at least one transport vehicle along the transport area so that the at least one transport vehicle is capable of moving from the at least one vertical lift to each container storage location along each row of storage shelves.

5. The warehousing system of claim 1 , further comprising a controller programmed so that product containers and order containers are transported by the at least one transport vehicle to and from the at least one vertical lift and the container storage locations of the array of storage shelves.

6. The warehousing system of claim 1 , wherein the at least one vertical lift defines a container sorter that is common for the multilevel storage array and the order fulfillment station.

7. The warehousing system of claim 1 , wherein the order fulfillment station includes one or more motion tracking units configured to track operator movement relative to the product containers and order containers for effecting a determination of a number of stock goods transferred between the product containers and the order containers.

8. The warehousing system of claim 1 , wherein the order fulfillment station includes a display configured to indicate to an operator a number of stock goods to be removed from the product containers.

9. The warehousing system of claim 1 , wherein the product containers are buffered at the order fulfillment station in a predetermined sequence based on the customer order.

10. A warehousing system for storing and retrieving goods disposed in containers, the warehousing system comprising:

a multilevel storage array, each level of which has a transport area and a storage area, the storage area including an array of storage shelves configured to hold containers thereon and the transport area arranged to communicably connect the storage shelves to each other, the transport area including picking aisles and a transfer path connecting the picking aisles;

at least one vertical lift for transporting containers to and from at least one level of the multilevel storage array, wherein the transfer path connects the picking aisles and at least one vertical lift so that container storage locations on storage shelves communicate with the at least one vertical lift;

at least one order fulfillment station arranged for generating, from the stock goods in the containers on the storage shelves, order containers corresponding to a customer order and holding order goods, designated by the customer order;

a transport conveyor communicably connected to the at least one vertical lift and the at least one order fulfillment station so that the at least one vertical lift is connected to one or more of the order fulfillment station; and

at least one transport vehicle, distinct from the transport area, located on the at least one level and configured to traverse the transfer path so as to effect communication and transport containers between the container storage locations on storage shelves and the at least one vertical lift at each of the at least one level.

11. The warehousing system of claim 10 , further comprising an infeed transport system communicably linked to the at least one level for entering product containers, holding stock goods, on the storage shelves.

12. The warehousing system of claim 10 , further comprising a controller programmed to guide the at least one transport vehicle along transport area so that the at least one transport vehicle is capable of moving from the at least one vertical lift to each container storage location along each row of storage shelves.

13. The warehousing system of claim 10 , further comprising a controller programmed so that product containers and order containers are transported by the at least one transport vehicle to and from the at least one vertical lift and the container storage locations of the array of storage shelves.

14. The warehousing system of claim 10 , wherein the array of storage shelves are arranged in rows of storage shelves and the picking aisles are disposed between the rows and communicably connects each container storage location along the rows of storage shelves to the at least one vertical lift.

15. The warehousing system of claim 10 , wherein the at least one order fulfillment station includes one or more motion tracking units configured to track operator movement relative to the containers and order containers for effecting a determination of a number of stock goods transferred between the containers and the order containers.

16. The warehousing system of claim 10 , wherein the at least one order fulfillment station includes a display configured to indicate to an operator a number of stock goods to be removed from the containers.

17. The warehousing system of claim 10 , wherein the containers are buffered at the at least one order fulfillment station in a predetermined sequence based on the customer order.

18. A method for storing and retrieving goods in a warehouse where the goods are disposed in containers, the method comprising:

providing a multilevel storage array, each level of which has a transport area and a storage area, the storage area including an array of storage shelves configured to hold containers thereon and the transport area arranged to communicably connect the storage shelves to each other, the transport area including picking aisles and a transfer path connecting the picking aisles;

transporting containers to and from at least one level of the multilevel storage array with at least one vertical lift, wherein the transfer path connects the picking aisles and at least one vertical lift so that container storage locations on storage shelves communicate with the at least one vertical lift;

effecting communication and transport containers between the container storage locations on storage shelves and the at least one vertical lift at each of the at least one level with at least one transport vehicle, that is distinct from the transport area, where the at least one transport vehicle is located on each of the at least one level and traverses the transfer path;

re-entering product containers, holding stock goods, on the storage shelves with an infeed transport system communicably linked to the at least one level with a transport conveyor; and

generating at an order fulfillment station, from the stock goods in the product containers on the storage shelves, order containers corresponding to a customer order and holding order goods, designated by the customer order, wherein the at least one vertical lift and at least one of the order fulfillment station are communicably connected to the transport conveyor so that the at least one vertical lift is connected to one or more of the order fulfillment station.

19. The method of claim 18 , wherein the at least one transport vehicle connected to the infeed transport system and the order fulfillment station is a common transport vehicle.

20. The method of claim 18 , wherein the storage shelves of the array are arranged in rows and the picking aisles are disposed between the rows and communicably connects each container storage location along the rows of storage shelves to the at least one vertical lift.

21. The method of claim 18 , further comprising guiding the at least one transport vehicle, with a controller, along the transport area so that the at least one transport vehicle is capable of moving from the at least one vertical lift to each container storage location along each row of storage shelves.

22. The method of claim 18 , further comprising providing a controller programmed so that product containers and order containers are transported by the at least one transport vehicle to and from the at least one vertical lift and the container storage locations of the array of storage shelves.

23. The method of claim 18 , wherein the product containers are buffered at the order fulfillment station in a predetermined sequence based on the customer order.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 13, 2021
From: LERT, JOHN
To: SYMBOTIC LLC
Reel/Frame 056239/0392 →
Continuity (7)
Continuation 16860491 · Apr 28, 2020
Continuation 16358488 · Mar 19, 2019
Continuation 15479111 · Apr 4, 2017
Continuation 14715029 · May 18, 2015
Continuation 13047584 · Mar 14, 2011
Provisional Application 61313638 · Mar 12, 2010
Related Publication 20210253349A1 · Aug 19, 2021