Collapsible Backpack Cooler Structure for Portable Cold Storage

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Solution Overview

Problem

Portable coolers are difficult to transport and travel with due to their size and design limitations.

Innovation Solution

A collapsible backpack cooler with a base, collapsible portion, straps for securing to the back, and features like a handle, detachable straps, pocket, anti-microbial lining, and spigot, allowing it to transition between expanded and collapsed configurations for reduced volume and ease of use.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a traditional portable cooler is designed to maintain adequate cooling capacity and structural integrity, then it provides reliable cooling performance, but it becomes difficult to transport and travel with due to its size and design limitations

Engineering Contradiction:
Improvecooling performanceVSAvoidportability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The cooler body is designed to be collapsible, allowing it to transition between an expanded configuration for use and a collapsed configuration for storage and transport. This dynamic structure enables the cooler to adapt its form factor based on operational needs, resolving the contradiction between maintaining reliable cooling performance when needed and achieving ease of transport when not in use.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The collapsible cooler body can be nested within itself or stored in a compact manner when collapsed, reducing its overall volume significantly. This nesting capability allows the cooler to occupy minimal space during transport while maintaining full functionality when expanded and deployed.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Ease of operation

If a portable cooler is made collapsible to improve portability, then it becomes easier to transport and store, but the structural integrity and cooling reliability may be compromised

Engineering Contradiction:
ImproveportabilityVSAvoidcooling performance
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The collapsible cooler employs flexible yet structurally sound materials and design elements that maintain cooling integrity during collapse and expansion. The flexible construction allows the cooler to be collapsed for portability while the material properties and structural design ensure that cooling performance is maintained when the cooler is in its expanded operational state.

Inventive Principle:
Principle #30Flexible shells and thin films

3Reliability

If the cooler is designed with fixed straps for secure wearing, then it provides stable support on the back, but it becomes difficult to store the straps when not in use

Engineering Contradiction:
Improvesecuring stabilityVSAvoidstorage convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The straps are designed as detachable components that can be separated from the main cooler body. This segmentation allows the straps to be removed and stored independently in the storage pocket when not in use, while still providing secure stabilization when attached to the cooler for wearing.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The straps are extracted as separate, removable elements from the cooler structure. This extraction enables the straps to be taken out and stored in the dedicated storage pocket when the cooler is not being worn, while maintaining their function for securing the cooler to the user's back when needed.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS9307818B2Backpack collapsible coolers
Publication Date: 2016.04.12 M&C INNOVATIONS LLC
  • US9307818B2 patent drawing
  • US9307818B2 patent drawing
  • US9307818B2 patent drawing

AI summary

A collapsible backpack cooler includes a base, a collapsible portion, a back portion, and one or more straps configured for use by a user in securing the collapsible backpack cooler to their back. The collapsible backpack cooler is configured to allow the collapsible backpack cooler to transition between an expanded configuration, and a collapsed configuration having a reduced volume as compared to the expanded configuration.