Double-Wall Shipping Container With Removable Display Panels

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Solution Overview

Problem

Conventional containers that serve both shipping and display purposes often suffer from structural and functional shortcomings, lacking adequate rigidity and display capabilities.

Innovation Solution

The development of a container design featuring a double-wall construction using a corrugated paperboard blank with interconnected interior and exterior portions, secured by adhesive lines, allowing for enhanced structural rigidity and facilitated conversion into a display-ready state by removing removable panels.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If a conventional single-wall container design is used, then the manufacturing process is simple, but the structural rigidity is insufficient for stacking and display purposes

Engineering Contradiction:
Improvestructural rigidityVSAvoidcontainer structure
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The container is divided into separate interior and exterior portions that can be assembled together. The interior portion includes removable panels that can be detached to convert the container from shipping mode to display mode, allowing the structure to adapt to different functional requirements while maintaining rigidity when needed.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The container uses a composite construction with interior and exterior portions made from corrugated paperboard materials. The combination of these portions creates a structurally rigid assembly that exceeds the strength of single-wall designs, enabling safe stacking and handling.

Inventive Principle:
Principle #40Composite materials

2Adaptability or versatility

If the container is designed with fixed walls for structural integrity, then stacking strength is improved, but display capabilities are limited

Engineering Contradiction:
Improvedisplay capabilityVSAvoidstacking strength
Core Design Contradiction:
Adaptability or versatilityVSStrength

Solution Approach 1:

The container incorporates removable panels that can be detached to transform the container from a closed shipping box to an open display structure. This dynamic reconfiguration allows the same container to serve dual purposes: maintaining full structural integrity for stacking during shipping, and providing display accessibility when panels are removed.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The container is designed to perform multiple functions: it serves as a protective shipping container with full walls for stacking, and simultaneously as a display container when panels are removed. The removable panel mechanism enables one structure to fulfill both shipping and display roles effectively.

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

3Adaptability or versatility

If panels are made removable for display conversion, then display versatility is improved, but structural integrity may be compromised

Engineering Contradiction:
Improveconversion to display stateVSAvoidstructural integrity
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The container structure is segmented into a permanent exterior portion and removable interior panels. This segmentation allows the main structural framework to remain intact and provide continuous stacking strength, while specific interior sections can be removed for display purposes without compromising the overall structural integrity of the container.

Inventive Principle:
Principle #1Segmentation

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

The design provides improved structural rigidity for stacking and wider surfaces for display, enabling the container to function effectively as both a shipping and display box with enhanced structural integrity and visibility of graphics on both interior and exterior surfaces.

Implementation Method 1

secured by adhesive lines

Methodology Applied
Scientific EffectAdhesive: Adhesive

Data Source

PatentUS12479623B2Shipping container with removable display window
Publication Date: 2025.11.25 PACKAGING CORPORATION OF AMERICA
  • US12479623B2 patent drawing
  • US12479623B2 patent drawing
  • US12479623B2 patent drawing

AI summary

A corrugated fiberboard blank and container formed therefrom includes an interior portion and an exterior portion that are combined form a doubled-wall construction, in at least some portions of the container. In certain embodiments, the interior portion is hingedly coupled to the exterior portion, and a first front side wall comprises a first removable panel, a second front side wall comprises a second removable panel, and a first top section comprises a third removable panel.