Foldable Container Walls for Space-Efficient Order Consolidation

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Solution Overview

Problem

Fulfillment centers face inefficiencies in processing orders due to complications in product location, order consolidation, and transportation of packages, leading to bottlenecks and increased processing time, especially when items are distributed across multiple fulfillment centers.

Innovation Solution

The use of foldable containers that can be manually or robotically handled, optimized for space utilization, and configured for efficient sorting and transportation, allowing for seamless transfer between facilities and improved throughput.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If traditional rigid containers are used for package sorting and transportation, then structural strength is maintained, but space utilization during storage and transport is reduced

Engineering Contradiction:

Improvespace utilizationVSAvoidcontainer structural strength

Core Design Contradiction:

Volume of moving objectVSStrength

Solution Approach 1:

The container employs collapsible sidewalls that can dynamically change between upright and collapsed positions. When not in use, the sidewalls collapse inward to reduce the container's volume by approximately 50%, maximizing storage space efficiency. When needed, the sidewalls upright to provide full structural strength for handling packages, thus resolving the contradiction between space utilization and structural strength.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The collapsible container design allows nested storage where multiple collapsed containers can be stacked within the footprint of a single expanded container. The collapsed sidewalls enable the container to nest efficiently with other containers in storage areas, dramatically improving space utilization while maintaining full structural integrity when deployed for package handling.

Inventive Principle:

Principle #7Nested doll (Nesting)

2Volume of moving object

If foldable containers are used to maximize space utilization, then storage efficiency is improved, but handling and manipulation difficulty increases

Engineering Contradiction:

Improvestorage efficiencyVSAvoidcontainer handling ease

Core Design Contradiction:

Volume of moving objectVSEase of operation

Solution Approach 1:

The container incorporates a spring mechanism that automatically provides the mechanical force needed to upright the collapsible sidewalls. When the container bottom is tilted or when packages are loaded, gravity activates the spring mechanism, which automatically pushes the sidewalls into the upright position without requiring manual effort. This replaces the complex manual folding/unfolding operation with a simple passive mechanical system, improving ease of operation while maintaining the space-saving folded state for storage.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

3Productivity

If manual handling of containers is used, then operational flexibility is maintained, but processing speed and throughput are reduced

Engineering Contradiction:

Improveprocessing speedVSAvoidautomation level

Core Design Contradiction:

ProductivityVSExtent of automation

Solution Approach 1:

The container design with its automatic spring-assisted upright mechanism and standardized handling features enables seamless integration with robotic systems. The container can be automatically tilted, loaded, and transported by robots without requiring complex manual folding operations. This mechanical automation capability significantly increases processing speed and throughput while maintaining the space efficiency of the collapsible design, thus resolving the contradiction between productivity and automation extent.

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Data Source

PatentUS12528530B1Containers for collaborative work environments

Publication Date: 2026.01.20 AMAZON TECH INC

AI summary

Systems and methods are disclosed for containers for use in collaborative work environments. In one embodiment, an example container may include a first container wall configured to rotate toward a center of the container, a second container wall coupled to the first container wall and configured to rotate toward the center of the container, the second container wall having a first rotatable flap configured to rotate outwards with respect to the second container wall, a third container wall coupled to the first container wall and configured to rotate toward the center of the container, the third container wall having a second rotatable flap configured to rotate outwards with respect to the third container wall, a fourth container wall coupled to the second container wall and the third container wall, the fourth container wall configured to rotate toward the center of the container, and a base.