Expandable Cooler with Hingedly Attached Panels for Multi-Purpose Use

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Solution Overview

Problem

Conventional coolers are primarily designed for a single purpose and lack versatility, making them unsuitable for multiple uses such as picnicking or lying down.

Innovation Solution

An expandable cooler with hingedly attached panels that can be folded out to provide additional surfaces for various uses, incorporating features like shoulder straps and zippers for ease of use and transportation, and accommodating refreezable cooling materials.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If conventional coolers are designed for single purpose, then manufacturing simplicity is maintained, but versatility and adaptability are reduced

Engineering Contradiction:
ImproveversatilityVSAvoiddevice complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The cooler is designed with multiple functions: it serves as a cooling container and also provides a picnic table surface when the panel is extended. The panel can be positioned in different configurations to create a flat surface for dining or activities, allowing one device to fulfill multiple purposes rather than requiring separate items for cooling and picnicking

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

Solution Approach 2:

The panel is designed to be movable and adjustable rather than fixed. It can be extended outward to create a picnic surface, folded back against the cooler body for compact storage, or positioned at various angles. This dynamic configuration allows the same structure to adapt between different use cases without requiring multiple separate devices

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If panels are extended to provide additional surfaces, then usability and functionality are improved, but compactness and portability are reduced

Engineering Contradiction:
ImproveusabilityVSAvoidcompactness
Core Design Contradiction:
Ease of operationVSVolume of moving object

Solution Approach 1:

The panel is designed with hinge mechanisms that allow it to be extended when needed for picnicking and folded back against the cooler body when not in use. This dynamic configuration enables the panel to transition between extended and retracted positions, maintaining compactness during transport while providing extended functionality during use

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

When the panel is not in use, it folds back and nests against the cooler body, integrating into the overall structure. This nesting configuration minimizes the volume occupied by the cooler during transport and storage, while the same panel can be extended to provide additional functional surface area when needed

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 expandable cooler offers multiple functions, enhanced usability, and environmental sustainability by providing a versatile, cost-effective solution for cooling and additional surface areas, allowing users to picnic, sunbathe, or rest while maintaining temperature control.

Implementation Method 1

A cooler, in particular an expandable cooler which has a panel suitable for other purposes

Methodology Applied
Scientific EffectHinge mechanism: Hinge

Data Source

PatentUS11122875B1Cooler, in particular an expandable cooler which has a panel suitable for other purposes
Publication Date: 2021.09.21 HENDERSON CHARLES A
  • US11122875B1 patent drawing
  • US11122875B1 patent drawing
  • US11122875B1 patent drawing

AI summary

Expandable cooler includes a front wall, a rear wall, an interior, an exterior, and a front hinge. A front panel hingedly attached to the expandable cooler, front hinge being between the front panel and the cooler. Front panel has a surface and is movable away from front wall of cooler into an expanded position. Front panel is foldable about front hinge so front panel extends away from expandable cooler, and surface on front panel faces upwardly and surface can receive a person or an object on it, such as a picnic, toys, or for lying down or sunbathing. Foldable front panel includes a second front panel hingedly attached to front panel by a front panel hinge, second front panel has a surface, and second front panel is movable about front panel hinge and lies facing upwardly, and second surface receives an object on it in the expanded position.