Modular box assembly

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Solution Overview

Problem

Packaging for temperature-sensitive contents faces challenges such as spoilage, temperature instability, and environmental exposure during shipping, leading to dissatisfaction and waste, as existing insulated packages are often bulky, specialized, and non-recyclable.

Innovation Solution

A modular box assembly with thermally insulated panels made from a mixture of thermoplastic binder fibers and reinforcement fibers, which are laminated and folded to form panels that can be easily assembled and disassembled, providing effective temperature control and recyclability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If traditional insulated packages are used to maintain temperature stability, then temperature control is improved, but the packaging becomes bulky and difficult to store

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

Solution Approach 1:

The insulation system is divided into separate modular panels that can be assembled only when needed. Each panel contains insulation material bonded to a substrate, creating discrete units that can be stored compactly and assembled into different box configurations as required, eliminating the need for permanently bulky insulated packaging.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The packaging system transitions from a static, permanently insulated structure to a dynamic, reconfigurable assembly. The insulated panels can be assembled and disassembled based on operational requirements, allowing the packaging volume to adapt between compact storage state and functional insulated state, optimizing both storage efficiency and temperature control performance.

Inventive Principle:
Principle #15Dynamics

2Reliability

If specialized insulated packages are used for different temperature applications, then temperature control reliability is improved, but device complexity and inventory requirements increase

Engineering Contradiction:
Improvetemperature control reliabilityVSAvoidpackaging variety
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The insulated panels are designed as universal components that can be used across multiple temperature control applications. The same panel design can serve hot food delivery, cold food delivery, and frozen food delivery by simply changing the thermal mass or temperature control media, eliminating the need for separate specialized packaging for each application type.

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

Solution Approach 2:

The system maintains reliability across different temperature applications by changing parameters such as the type of thermal mass used, the thickness of insulation layers, or the configuration of panels rather than creating entirely different packaging designs. This allows a single base design to adapt to various temperature requirements through parameter adjustment.

Inventive Principle:
Principle #35Parameter changes

3Temperature

If conventional insulated packaging materials are used, then temperature protection is improved, but recyclability and environmental sustainability deteriorate

Engineering Contradiction:
Improvetemperature protectionVSAvoidrecyclability
Core Design Contradiction:
TemperatureVSLoss of substance

Solution Approach 1:

The insulated panels use composite construction with a substrate material and insulation material that can be selected for recyclability. The modular design allows the insulation layer to be separated from the substrate, enabling the insulation material to be recovered and reused, improving the overall recyclability of the packaging system while maintaining effective temperature protection.

Inventive Principle:
Principle #40Composite materials

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 stability for sensitive goods, reduces waste by being recyclable, and is versatile for various temperature applications, improving customer satisfaction and environmental sustainability.

Implementation Method 1

heating the fibrous web to a temperature exceeding a glass transition temperature of the thermoplastic binder fibers, resulting in melting of the thermoplastic binder fibers

Methodology Applied
Scientific EffectGlass transition temperature:

Implementation Method 2

heating the fibrous web to a temperature exceeding a glass transition temperature of the thermoplastic binder fibers, resulting in melting of the thermoplastic binder fibers

Methodology Applied
Scientific EffectMelting: Melting

Implementation Method 3

a first insulation batt disposed between the first sheet of the first thermal liner and the second sheet of the first thermal liner

Methodology Applied
Scientific EffectThermal Insulation: Thermal Insulation

Data Source

PatentUS11692762B2Modular box assembly
Publication Date: 2023.07.04 PRATT RETAIL SPECIALTIES LLC
  • US11692762B2 patent drawing
  • US11692762B2 patent drawing
  • US11692762B2 patent drawing

AI summary

A modular box assembly includes a box with side panels defining a box cavity, a first thermal liner positioned within the box cavity, the first thermal liner including a first insulation batt disposed between sheets, the first thermal liner defining three first liner panels, at least one box side panel being covered by a first liner panel, and a second thermal liner positioned within the box cavity, the second thermal liner including a second insulation batt disposed between sheets, the second thermal liner defining three second liner panels. At least one other of the side box panels is covered by a second liner panel. The bottom box panel is covered by either a first liner panel not covering any side box panel or a second liner panel not covering any side box panel. Each insulation batt can be formed from a mixture of thermoplastic binder fibers and reinforcement fibers.