Modular box assembly

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Solution Overview

Problem

Existing packaging solutions for temperature-sensitive items are often bulky, difficult to store, and require large stocks of specialized packaging for different temperature applications, leading to waste and environmental issues.

Innovation Solution

A modular box assembly with an inner box suspended within the main box cavity, dividing it into sub-compartments, and featuring insulated panels and a carrying accessory to maintain temperature and facilitate handling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If traditional insulated packages are used for temperature-sensitive goods, then temperature maintenance is achieved, but the packages become bulky and difficult to store

Engineering Contradiction:
Improvetemperature maintenanceVSAvoidpackage size
Core Design Contradiction:
TemperatureVSVolume of moving object

Solution Approach 1:

The box is divided into multiple compartments separated by partition walls, allowing different temperature zones (hot, chilled, frozen) within a single compact structure. This segmentation enables versatile temperature maintenance without requiring multiple separate bulky packages.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The inner box is suspended within the outer box cavity, creating a nested configuration. This nesting approach maximizes space utilization and reduces the overall package volume while maintaining insulation effectiveness for temperature-sensitive contents.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Temperature

If specialized insulated packages are maintained for different temperature applications, then temperature control is achieved, but storage complexity and stock requirements increase

Engineering Contradiction:
Improvetemperature controlVSAvoidpackaging versatility
Core Design Contradiction:
TemperatureVSAdaptability or versatility

Solution Approach 1:

The box is designed with partition walls that can be configured to create different temperature zones (hot, chilled, frozen) within a single package. This multi-functional design eliminates the need to maintain separate specialized packages for different temperature applications, reducing storage complexity while maintaining temperature control.

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

Solution Approach 2:

The partition walls are designed to be adjustable or reconfigurable, allowing the box to adapt to different temperature control requirements dynamically. This enables a single package to serve multiple temperature control functions rather than requiring static specialized packages for each application.

Inventive Principle:
Principle #15Dynamics

3Reliability

If many insulated packages are kept in stock for different applications, then temperature-sensitive goods can be protected, but waste and environmental impact increase

Engineering Contradiction:
Improveprotection reliabilityVSAvoidpackaging waste
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

By designing a single box that can handle hot, chilled, and frozen goods through configurable partition walls, the system reduces the number of packages that need to be produced and discarded. This universal design decreases packaging waste and environmental impact while maintaining reliable protection for temperature-sensitive goods.

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

4Volume of moving object

If inner box is suspended within box cavity, then space utilization is improved, but structural complexity increases

Engineering Contradiction:
Improvespace utilizationVSAvoidstructural complexity
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The inner box is suspended within the outer box cavity using support structures that utilize the available space efficiently. This nesting configuration maximizes space utilization while the support structures are designed to be integrated into the box walls, minimizing additional structural complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

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 modular box assembly effectively maintains temperature extremes for hot, chilled, or frozen goods, is more compact and versatile than traditional insulated boxes, and can be recycled, reducing waste and environmental impact.

Implementation Method 1

an insulated cavity panel placed beneath the top end to resist heat transfer through the top end

Methodology Applied
Scientific EffectHeat transfer resistance: Thermal Insulation

Implementation Method 2

a center panel including vent holes

Methodology Applied
Scientific EffectConvection: Convection

Data Source

PatentUS12305911B2Modular box assembly
Publication Date: 2025.05.20 PRATT RETAIL SPECIALTIES LLC
  • US12305911B2 patent drawing
  • US12305911B2 patent drawing
  • US12305911B2 patent drawing

AI summary

A modular box assembly includes a box defining a box cavity within the box, the box further defining a top end and a bottom end, the top end defining a box opening connected to the box cavity, the box including a side panel extending from the top end to the bottom end; a shoulder attached to the side panel, the shoulder extending inward from the side panel and into the box cavity, the shoulder including a first sub-shoulder and a second sub-shoulder, the first sub-shoulder, the second sub-shoulder, and the side panel defining a shoulder channel; and an inner box disposed in the box cavity, the inner box including a channel tab, the channel tab frictionally engaging the shoulder channel to secure and suspend the inner box within the box cavity between the top end and the bottom end.