Collapsible Backpack Cooler Design for Portable Volume Reduction

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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, back portion, and straps that allows transition between an expanded and collapsed configuration, featuring a silicon collapsible portion, handle, lid, detachable straps for storage, and an anti-microbial lining, enabling secure carrying on the back.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional portable coolers are used, then cooling function is provided, but transport difficulty increases due to fixed size and design

Engineering Contradiction:
Improvetransport easeVSAvoidcooler volume
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The cooler body is designed with collapsible walls that can transition between expanded and collapsed states, allowing the volume to dynamically adjust based on usage needs versus transport requirements. The flexible material enables the structure to be compressed without compromising the cooling function when in use.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The cooler utilizes flexible material for its walls and structure, replacing rigid traditional cooler materials. This flexible shell allows the cooler to be collapsed into a compact form for transport while maintaining structural integrity and insulation properties when expanded for use.

Inventive Principle:
Principle #30Flexible shells and thin films

2Ease of operation

If cooler volume is reduced for portability, then transport ease improves, but cooling capacity may be compromised

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

Solution Approach 1:

The collapsible design allows the cooler to dynamically adjust its volume - expanded when cooling capacity is needed, collapsed when portability is prioritized. The flexible material maintains insulation properties throughout the transformation, ensuring cooling performance is preserved when the cooler is in its expanded state.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The physical state of the cooler transitions between expanded and collapsed configurations, changing the volume parameter while maintaining the essential cooling function. The flexible material allows this parameter change without compromising the thermal insulation reliability.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11666128B2Backpack collapsible coolers
Publication Date: 2023.06.06 M&C INNOVATIONS LLC
  • US11666128B2 patent drawing
  • US11666128B2 patent drawing
  • US11666128B2 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.