Electromagnetic Vehicle Stabilization for Container Handling Balance

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Solution Overview

Problem

Fulfillment centers face challenges in efficiently processing and consolidating large volumes of packages and orders due to limited space, weight, and balance issues with robotic systems handling stacks of containers, leading to bottlenecks in order fulfillment and logistics.

Innovation Solution

The use of electromagnetic force stabilization systems in autonomous vehicles, which include electromagnets coupled to vehicles and metal plates on the floor, provides stabilization during loading and unloading of containers, maintaining balance and preventing tipping, thereby enhancing the efficiency of order consolidation and transportation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If mechanical stabilization systems are used to prevent tipping during loading and unloading, then vehicle stability is improved, but device complexity and space requirements increase

Engineering Contradiction:
Improvevehicle stabilityVSAvoidstabilization system complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The patent replaces mechanical stabilization systems with an electromagnetic stabilization system. Electromagnets mounted on the vehicle base interact with metal plates embedded in the floor to provide stabilization forces during loading and unloading operations, eliminating the need for complex mechanical stabilization mechanisms while maintaining vehicle stability.

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

Solution Approach 2:

The patent introduces metal plates as intermediaries between the vehicle and the floor. These plates work in conjunction with electromagnets to transfer and distribute stabilization forces, enabling effective stabilization without requiring direct mechanical contact or complex mechanical structures between the vehicle and the ground.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If electromagnetic stabilization systems are implemented, then throughput and processing speed are improved, but energy consumption increases

Engineering Contradiction:
ImprovethroughputVSAvoidenergy consumption
Core Design Contradiction:
ProductivityVSUse of energy by moving object

Solution Approach 1:

The electromagnetic stabilization system operates periodically rather than continuously. Electromagnets are activated only during critical moments when loading or unloading operations occur and stabilization is needed, then deactivated during normal transit. This periodic operation maintains productivity benefits while significantly reducing overall energy consumption compared to continuous operation.

Inventive Principle:
Principle #19Periodic action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This solution improves throughput and speed in fulfillment centers by stabilizing vehicles and reducing the need for mechanical stabilization systems, allowing for more efficient handling and transportation of container stacks, thus streamlining the order fulfillment process.

Implementation Method 1

stabilization of autonomous vehicles using electromagnetic force

Methodology Applied
Scientific EffectElectromagnetic force: Electromagnetic Induction

Data Source

PatentUS11774986B1Stabilization of autonomous vehicles using electromagnetic force
Publication Date: 2023.10.03 AMAZON TECH INC
  • US11774986B1 patent drawing
  • US11774986B1 patent drawing
  • US11774986B1 patent drawing

AI summary

Systems, methods, and computer-readable media are disclosed for stabilization of autonomous vehicles using electromagnetic force. In one embodiment, an example autonomous vehicle may include a base comprising a first side and a second side, and a first container handling assembly coupled to the base. The first container handling assembly may be configured to support a first stack of containers, and may be configured to extend from the autonomous vehicle in a first direction over the first side of the base. The autonomous vehicle may include a first electromagnet coupled to the base along the second side, and a controller configured to energize the first electromagnet when the first container handling assembly is in an extended position in the first direction, such that the autonomous vehicle is stabilized via an electromagnetic force generated by the first electromagnet.