Automated Gate Mechanism for Mobile Carrier Payload Security

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Solution Overview

Problem

Fulfillment centers face inefficiencies in processing and transporting orders due to high volumes and varied item geometries, leading to bottlenecks and reduced processing speed, especially with items like those with round or spherical shapes that can roll or move during transport.

Innovation Solution

The implementation of automated gates on mobile carrier units to secure payloads, allowing for the efficient transportation of items with varying weights and geometries, reducing jams, and enabling the use of existing robots with retrofitting options, along with advanced sorting systems that improve throughput and logistics by directing items to the correct packing locations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual handling and securing of items during transport is used, then items can be secured, but processing speed decreases and labor requirements increase

Engineering Contradiction:
Improveprocessing speedVSAvoidmanual labor requirements
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The mobile carrier unit automatically secures items during transport using its own gate mechanism without requiring external manual intervention. The gate opens and closes autonomously based on the carrier's position and motion state, making the system self-sufficient in securing payloads.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical securing operations with an automated gate mechanism controlled by sensors and controllers. This substitution eliminates the need for human operators to manually secure items while maintaining secure transport.

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

2Reliability

If automated gates are added to mobile carrier units, then item security during transport improves, but device complexity increases

Engineering Contradiction:
Improveitem security during transportVSAvoidmobile carrier unit complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The gate mechanism serves multiple functions: it secures items during transport, prevents items from falling off, and can be integrated with existing mobile carrier unit structures. This multi-functionality justifies the added complexity by providing comprehensive security and operational benefits.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The gate mechanism is integrated within the existing mobile carrier unit structure, nesting the security function within the transport platform. This integration minimizes the increase in overall device complexity by utilizing the carrier's existing framework.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Ease of manufacture

If existing robots are retrofitted with automated gates, then implementation cost decreases, but integration complexity increases

Engineering Contradiction:
Improveimplementation costVSAvoidintegration complexity
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The gate mechanism is designed to be dynamically adjustable and adaptable to different robot platforms. The system can be configured and integrated into various existing robot designs, allowing for flexible retrofitting without requiring complete system redesign.

Inventive Principle:
Principle #15Dynamics

4Productivity

If manual sorting and directing of items is used, then sorting accuracy can be maintained, but processing speed decreases

Engineering Contradiction:
Improveprocessing speedVSAvoidsorting accuracy
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The system uses sensors to detect item position, carrier motion state, and gate position, providing real-time feedback to the controller. This feedback loop enables automated decision-making that maintains sorting accuracy while eliminating manual intervention.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces manual sorting operations with automated sensing and control systems. The controller processes sensor data to automatically direct items to correct destinations, maintaining accuracy through precise sensor measurement while dramatically improving processing speed.

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

Data Source

PatentUS10933445B1Automated gates to secure mobile carrier unit payloads
Publication Date: 2021.03.02 AMAZON TECH INC
  • US10933445B1 patent drawing
  • US10933445B1 patent drawing
  • US10933445B1 patent drawing

AI summary

Systems, methods, and computer-readable media are disclosed for automated gates to secure mobile carrier unit payloads. In one embodiment, an example system for a mobile carrier unit of a sortation system may include an automated gate configured to block an open end of the mobile carrier unit in a first position, and to unblock the open end of the mobile carrier unit in a second position, and a controller configured to control operation of the gate. The controller may be configured to determine that the conveyor belt is activated, cause the automated gate to move to the second position, determine that the item is off the conveyor belt, and cause the automated gate to move to the first position.