Warehousing scalable storage structure

• US 10,822,168 B2
• Filed: 12/15/2011
• Issued: 11/03/2020
• Est. Priority Date: 12/15/2010
• Status: Active Grant

• Current Assignee: Symbotic, Llc
• Original Assignee: Symbotic, Llc
• Inventors: Sullivan, Robert, Lert, John
• Primary Examiner(s): Rodriguez, Saul
• Assistant Examiner(s): Berry, Jr., Willie
• Application Number:
  US13/326,674
• Publication Number:
  US 20120195720A1
• Time in Patent Office: 3,246 Days
• Field of Search: None
• CPC Class Codes: B65G 1/04 mechanical
• CPC Class Codes: B65G 1/0492 with cars adapted to travel in storage aisles

Abstract

A storage and retrieval system is provided and includes a transfer deck having a longitudinal axis, a first storage section and a second storage section. The first storage section and second storage section are located on opposite sides of the transfer deck and are substantially symmetrically opposed to one another about the longitudinal axis, where each of the first and second storage sections includes storage aisles that are in communication with the transfer deck.

Claims

1. A storage and retrieval system comprising:

a fixed transfer deck having a longitudinal axis and disposed in a fixed position; and

a first storage section and a second storage section each including storage locations, the first storage section and second storage section are located on opposite sides of the fixed transfer deck and are substantially symmetrically opposed to one another about the longitudinal axis, where;

each of the first and second storage sections includes storage racks, each of the storage racks has respective storage locations and is configured for storing different independent items in a row along the storage racks,

each storage rack is disposed along storage aisles so that the row of different independent items are stored on each rack, with the different independent items extending in row, along a common one of the storage aisles, and

the storage aisles are in communication with the transfer deck and provide access to the storage locations disposed along sides of the storage aisles; and

wherein;

the fixed transfer deck forms an autonomously guided transport vehicle riding surface upon which an autonomously guided transport vehicle disposed on the fixed transfer deck rides so as to traverse the fixed transfer deck, and

the storage aisles define respective autonomously guided transport vehicle riding surfaces upon which the autonomously guided transport vehicle disposed in the storage aisles rides so as to traverse along the storage aisle riding surfaces effecting access, through the storage aisles, to the storage locations disposed along opposite sides of the storage aisles with the autonomously guided transport vehicle disposed on and travelling along the autonomously guided transport vehicle riding surfaces of a respective storage aisle, where the storage aisle riding surfaces are in communication with the autonomously guided transport vehicle riding surface of the fixed transfer deck so that the autonomously guided transport vehicle crosses from riding on the autonomously guided transport vehicle riding surface of the fixed transfer deck to riding on the autonomously guided transport vehicle riding surfaces of the storage aisles.

2. The storage and retrieval system of claim 1, wherein the fixed transfer deck includes a first end and a second end, the storage and retrieval system further comprising at least one multilevel vertical conveyor at one or more of the first and second end of the fixed transfer deck.

3. The storage and retrieval system of claim 2, wherein the at least one multilevel vertical conveyor includes at least two multilevel vertical conveyors, one of the at least two multilevel vertical conveyors being located on a first side of the fixed transfer deck and another of the at least two multilevel vertical conveyors being located on a second side of the fixed transfer deck in a substantially symmetrically opposed configuration with the one of the at least two multilevel vertical conveyors.

4. The storage and retrieval system of claim 2, wherein each of the at least one multilevel vertical conveyor is connected to the fixed transfer deck through a vestibule configured to allow access to a respective multilevel vertical conveyor without substantially disrupting a flow of objects along the fixed transfer deck.

5. The storage and retrieval system of claim 1, wherein the fixed transfer deck provides access to each of the storage aisles.

6. The storage and retrieval system of claim 1, further comprising at least one multilevel vertical conveyor connected to the transfer deck and at least one autonomously guided transport vehicle configured to traverse the fixed transfer deck and storage aisles for transferring items between storage locations of the storage sections and the at least one multilevel vertical conveyor.

7. The storage and retrieval system of claim 1, wherein each storage section comprises multiple levels of storage locations where each level is vertically stacked one above the other and the fixed transfer deck comprises multiple vertically fixed stacked levels corresponding to the levels of each of the storage sections.

8. The storage and retrieval system of claim 1, wherein each storage section comprises multiple levels of storage locations where each level is vertically stacked one above the other and the storage aisles comprise multiple vertically stacked levels where at least one storage aisle level is common to more than one level of storage locations.

9. The storage and retrieval system of claim 8, further comprising at least one autonomously guided transport vehicle configured to traverse the fixed transfer deck and the storage aisles, the at least one autonomously guided transport vehicle being configured to access the more than one level of storage locations from the storage aisle level common to the more than one level of storage locations.

10. The storage and retrieval system of claim 1, wherein each storage section comprises multiple levels of storage locations where each level is vertically stacked one above the other and the fixed transfer deck comprises multiple vertically stacked levels where each transfer deck level is vertically fixed and configured to provide access to more than one level of storage locations.

11. A warehouse storage structure comprising:

a fixed transfer deck having a longitudinal axis and disposed in a fixed position; and

at least one pair of storage sections where each of the at least one pair of storage sections includes a first storage section and a second storage section each having storage locations, the first storage section and second storage section of each of the at least one pair of storage sections having a substantially symmetrical opposed configuration relative to the longitudinal axis of the fixed transfer deck, where;

each of the first and second storage sections includes storage racks, each of the storage racks has respective storage locations and is configured for storing different independent items in a row along the storage racks,

each storage rack is disposed along storage aisles so that the row of different independent items are stored on each rack, with the different independent items extending in row, along a common one of the storage aisles, and

the storage aisles are in communication with the fixed transfer deck and provide access to the storage locations disposed along sides of the storage aisles; and

wherein;

the fixed transfer deck forms an autonomously guided transport vehicle riding surface upon which an autonomously guided transport vehicle disposed on the fixed transfer deck rides so as to traverse the fixed transfer deck, and

the storage aisles define respective autonomously guided transport vehicle riding surfaces upon which the autonomously guided transport vehicle disposed in the storage aisles rides so as to traverse along the storage aisle riding surfaces effecting access, through the storage aisles, to the storage locations disposed along opposite sides of the storage aisles with the autonomously guided transport vehicle disposed on and travelling along the autonomously guided transport vehicle riding surfaces of a respective storage aisle, where the storage aisle riding surfaces are in communication with the autonomously guided transport vehicle riding surface of the fixed transfer deck so that the autonomously guided transport vehicle crosses from riding on the autonomously guided transport vehicle riding surface of the fixed transfer deck to riding on the autonomously guided transport vehicle riding surfaces of the storage aisles.

12. The warehouse storage structure of claim 11, further comprising at least one multilevel vertical conveyor connected to the fixed transfer deck.

13. The warehouse storage structure of claim 12, wherein each of the at least one multilevel vertical conveyor is connected to the fixed transfer deck through a vestibule configured to allow access to a respective multilevel vertical conveyor without substantially disrupting a flow of objects along the fixed transfer deck.

14. The warehouse storage structure of claim 12, wherein the fixed transfer deck includes a first end and a second end and the at least one multilevel vertical conveyor is connected to the fixed transfer deck at one or more of the first and second end.

15. The warehouse storage structure of claim 12, wherein the at least one pair of storage sections includes at least two pairs of storage sections, and the at least one multilevel vertical conveyor is connected to the fixed transfer deck between the at least two pairs of storage sections.

16. The warehouse storage structure of claim 11, wherein the fixed transfer deck includes a lateral axis and the at least one pair of storage sections includes at least two pairs of storage sections disposed along the fixed transfer deck in a substantially symmetrical configuration relative to the lateral axis.

17. The warehouse storage structure of claim 11, wherein each storage section in the at least one pair of storage sections includes storage aisles connected to the fixed transfer deck and the fixed transfer deck includes transfer paths, the warehouse storage structure further including shunts connecting the transfer paths where each shunt is substantially in line with a respective storage aisle.

18. The storage and retrieval system of claim 11, wherein each storage section comprises multiple levels of storage locations where each level is vertically stacked one above the other and the storage aisles comprise multiple vertically stacked levels where at least one storage aisle level is common to more than one level of storage locations.

19. The storage and retrieval system of claim 18, further comprising at least one autonomously guided transport vehicle configured to traverse the fixed transfer deck and the storage aisles, the at least one autonomously guided transport vehicle being configured to access the more than one level of storage locations from the storage aisle level common to the more than one level of storage locations.