Multi-use wagon with folding side panels and insulated chest

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Solution Overview

Problem

Existing children's toy wagons and portable coolers lack versatility in function, as they are typically designed for single purposes and do not easily adapt to multiple uses such as a toy wagon, portable cooler, and portable table.

Innovation Solution

A multi-use wagon design featuring a wagon body with pivotable seats and side panels that can fold to create a table top, an insulated chest for temperature control, and removable components for various configurations, allowing the wagon to function as a toy wagon, portable cooler, and portable table.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a children's toy wagon is designed for single-purpose use, then the structural configuration is simple and familiar, but the versatility and adaptability are limited

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

Solution Approach 1:

The wagon is designed with multiple functional configurations: it can operate as a traditional toy wagon with seats, transform into a portable cooler with the insulated chest, and convert into a portable table by folding the side panels and back-support panels. This multi-functionality directly addresses the versatility improvement while managing structural complexity through modular design elements.

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

Solution Approach 2:

The wagon incorporates dynamic components including pivotably coupled seats that can rotate, side panels that can fold between upright and horizontal positions, and back-support panels that can be adjusted. These dynamic elements enable the wagon to transition between different functional states, achieving versatility while maintaining manageable complexity through standardized pivot mechanisms.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If portable coolers are designed with integral seats and tables, then multi-functionality is achieved, but the device complexity and structural configuration become cumbersome

Engineering Contradiction:
Improvemulti-functionalityVSAvoidease of configuration
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The cooler functionality is segmented into a separate removable insulated chest that can be placed within the wagon body. The seats and table panels are also segmented as separate components that can be independently configured. This segmentation allows the cooler function to be added without permanently complicating the wagon structure, maintaining ease of operation while achieving multi-functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The insulated chest is designed to nest within the wagon body when not in use, and the side panels can be folded nested against the wagon body. This nesting arrangement allows multiple functions to be integrated without increasing the overall footprint or operational complexity, as components can be stowed in compact configurations.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Adaptability or versatility

If the wagon components are made removable and reconfigurable, then versatility and adaptability are enhanced, but the device complexity increases

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

Solution Approach 1:

The seats are pre-configured with pivot mechanisms that allow easy rotation between wagon and table positions. The side panels are pre-designed with folding hinges that enable straightforward transformation between upright support and horizontal table surface configurations. These preliminary design actions reduce the operational complexity of reconfiguration while maintaining high adaptability.

Inventive Principle:
Principle #10Preliminary action

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 multi-use wagon provides enhanced versatility and functionality, allowing children to use it as a toy wagon, a cooler, and a table, with removable components for easy reconfiguration, increasing its utility and safety during use.

Implementation Method 1

an insulated chest being disposed within the wagon body centrally between the front and rear seats

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Data Source

PatentUS8191907B2Multi-use wagon
Publication Date: 2012.06.05 WATSON DIANE H
  • US8191907B2 patent drawing
  • US8191907B2 patent drawing
  • US8191907B2 patent drawing

AI summary

A multi-use wagon is disclosed. The wagon includes a body supported by a plurality of wheels, front and rear seats disposed within the body, and forward and rear back-support panels pivotably coupled to the front and rear seats to provide back support and to selectively fold to create a table top surface. The seats are removable. The wagon also includes left and right side panels pivotably coupled to the body, wherein the left and right side panels are configured to be operatively placed in one of three positions: to be used in a stowed position at a left and right sides, respectively, of the wagon body, to be lifted to provide upper side support to the wagon body while carrying a child or cargo, and to operatively fold, outwardly to provide a right or left side portion, respectively, of the table top surface. The wagon includes an insulated chest.