Autonomous Ground Vehicle Inventory Holder Transfer

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Solution Overview

Problem

The existing delivery systems for electronic commerce marketplaces involve multiple carrier handovers, increasing delivery costs, error opportunities, and time due to agent wait times and handling processes.

Innovation Solution

Autonomous ground vehicles (AGVs) autonomously navigate to transfer locations to deliver and retrieve inventory holders, reducing wait times by allowing agents to retrieve items directly from the AGVs at transfer locations, and using sensors for route optimization and inventory management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple carriers handle item transport, then item can reach final destination, but delivery cost increases

Engineering Contradiction:
Improveitem delivery completionVSAvoiddelivery cost
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

The transportation network is segmented into autonomous vehicle routes and agent delivery zones. AGVs transport inventory holders to transfer locations, then agents retrieve items for final delivery. This segmentation eliminates repeated handling at carrier handovers while maintaining reliable multi-stage delivery.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

AGVs autonomously navigate to transfer locations and make deliveries without human intervention. The system self-manages route optimization and inventory tracking, reducing operational costs associated with multiple carrier handovers while ensuring reliable item transport.

Inventive Principle:
Principle #25Self-service

2Reliability

If multiple carriers handle item transport, then item can reach final destination, but error or misdirection opportunity increases

Engineering Contradiction:
Improveitem delivery completionVSAvoiditem tracking accuracy
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The system implements continuous feedback through sensors on AGVs and inventory holders that track item location and status. This real-time monitoring provides visibility across the entire delivery chain, reducing errors and misdirection while maintaining reliable multi-stage transport.

Inventive Principle:
Principle #23Feedback

3Reliability

If agents wait for item exchanges between carriers, then item can be transferred, but delivery time increases

Engineering Contradiction:
Improveitem transfer completionVSAvoiddelivery time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

AGVs pre-position inventory holders at transfer locations before agents need them. This preliminary action eliminates agent wait times during item exchanges, as transfers are staged in advance at optimized locations along the delivery route.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

AGVs continuously navigate between transfer locations making deliveries without waiting for agent retrieval. This continuous operation maintains high utility while agents independently retrieve items at their convenience, eliminating idle wait time in the system.

Inventive Principle:
Principle #20Continuity of useful action

4Reliability

If agents handle item exchanges manually, then item can be transferred, but handling cost increases

Engineering Contradiction:
Improveitem transfer completionVSAvoidhandling cost
Core Design Contradiction:
ReliabilityVSLoss of energy

Solution Approach 1:

Manual agent handling is replaced with autonomous vehicle navigation and automated inventory holder transport. AGVs use sensors and autonomous control systems to deliver items, eliminating the labor-intensive manual handling process while maintaining reliable transfer completion.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS10613533B1Autonomous delivery and retrieval of inventory holders at transfer locations
Publication Date: 2020.04.07 AMAZON TECH INC
  • US10613533B1 patent drawing
  • US10613533B1 patent drawing
  • US10613533B1 patent drawing

AI summary

The present disclosure describes delivery and/or retrieval of inventory holders to different transfer locations using an automated ground vehicle. In accordance with the described implementations, rather than the vehicle waiting at the transfer location for the agents to arrive and retrieve the items from the inventory holder, the autonomous ground vehicle, working in conjunction with an autonomous transition unit that accompanies the vehicle, transfer the inventory holder containing the items to the transfer location and departs without waiting for the agents to retrieve the items from the inventory holder and continues on to another transfer location at which it will deliver another inventory holder and/or retrieve an inventory holder. Once all the items have been retrieved from an inventory holder delivered to a transfer location, the autonomous ground vehicle may update its route to navigate back to the transfer location and retrieve the inventory holder.