Insulation container for temperature-controlled transport of pharmaceutical products

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Solution Overview

Problem

Existing temperature-controlled transport containers for pharmaceutical products face issues where dry ice reacts with ambient moisture, causing it to stick to the container walls or the products being transported, rendering them unusable or limited in usability.

Innovation Solution

An insulation container with a compartment structure that separates dry ice from the products, using vacuum-insulated panels and a compartment structure with planar frame elements to prevent sticking and maintain temperature control, incorporating cold accumulator elements for sustained temperature management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Temperature

If dry ice is placed in direct contact with pharmaceutical products for cooling, then temperature control is improved, but the dry ice freezes or sticks to the products rendering them unusable

Engineering Contradiction:
Improvetemperature controlVSAvoidfreezing and sticking of products
Core Design Contradiction:
TemperatureVSObject-affected harmful factors

Solution Approach 1:

The container interior is divided into separate compartments: one for dry ice and another for pharmaceutical products. This segmentation prevents direct contact between the cold source and the products, eliminating the harmful freezing and sticking effects while maintaining temperature control through thermal radiation and conduction via the compartment walls.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A compartment structure acts as an intermediary element between the dry ice and the pharmaceutical products. This intermediate structure allows thermal energy transfer for cooling purposes while physically preventing the harmful direct contact that causes freezing and sticking.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If a compartment structure is introduced to separate dry ice from products, then product usability is improved, but device complexity increases

Engineering Contradiction:
Improveproduct sticking and usabilityVSAvoidcontainer structure
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The compartment structure divides the container interior into distinct sections using simple planar frame elements. This segmentation approach effectively separates the dry ice from products while maintaining a relatively simple overall structure that does not significantly increase device complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The compartment structure utilizes thin-walled planar frame elements that provide effective separation while minimizing structural complexity and material usage. These thin film-like structures achieve the necessary functional separation without adding substantial complexity to the container design.

Inventive Principle:
Principle #30Flexible shells and thin films

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 solution effectively prevents dry ice from freezing or sticking to the products, ensuring continuous temperature control and maintaining the usability of pharmaceutical products during transport by separating dry ice from the products and utilizing cold accumulator elements for sustained temperature management.

Implementation Method 1

an outer container with an outer container bottom (31) and an outer container wall (32), which are connected to each another in such a way as to form a receiving space (33) which is open on one side

Methodology Applied
Scientific EffectVacuum insulation: Vacuum

Implementation Method 2

The outer container also includes an insulating material to keep the temperature in the interior space of the container at a stable level

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Implementation Method 3

Dry ice is solid carbon dioxide (CO2) and does not melt at an atmospheric pressure of approx. 1013 mbar (1 atmosphere), but changes directly into gaseous carbon dioxide, it sublimates and becomes a gas directly, expanding to 760 times its original volume

Methodology Applied
Scientific EffectSublimation: Sublimation

Implementation Method 4

a compartment structure (2) which is inserted into the receiving space (33), and which separates the receiving space (33) into separate compartments

Methodology Applied
Scientific EffectPhysical separation: Physical Containment

Data Source

PatentUS12110167B2Insulation container for temperature-controlled transport of pharmaceutical products
Publication Date: 2024.10.08 ENVIROTAINER AG
  • US12110167B2 patent drawing
  • US12110167B2 patent drawing
  • US12110167B2 patent drawing

AI summary

Insulation container for the temperature-controlled transport of pharmaceutical products, comprising an outer container with an outer container base and an outer container wall, which are connected to one another in such a way as to form a receiving space open on one side, and wherein the insulation container comprises a lid which is designed to completely cover the receiving space by placing the lid on the outer container, and wherein the insulation container furthermore has a receiving space comprises inserted compartment which separates the receiving space into separate compartments.