Slide Cooler with Ski Runners and Wheels

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Solution Overview

Problem

Traditional coolers are cumbersome to transport over rough terrains like sand and snow due to non-functional wheels, requiring manual dragging which is laborious and inefficient.

Innovation Solution

A cooler design featuring ski-like runners and a convex boat-like bottom that allows sliding on sand and snow, combined with traditional wheels for easy rolling on hard surfaces, reducing drag and enabling effortless transportation across various terrains.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If traditional wheels are used on the cooler, then the cooler can roll easily on hard surfaces, but the wheels become non-functional when transporting over sand or snow

Engineering Contradiction:
Improvemobility on hard surfacesVSAvoidmobility on sand and snow
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The cooler is equipped with both wheels for hard surfaces and ski-like runners for sand and snow, dividing the mobility function into separate components that can be used independently depending on the terrain

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cooler design integrates multiple mobility mechanisms (wheels and runners) into a single system that can operate on various terrains, making the cooler universally adaptable to different environmental conditions

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

2Adaptability or versatility

If the cooler is dragged through sand manually, then the cooler can be transported to the beach, but the process is laborious and time-consuming

Engineering Contradiction:
Improvetransport capabilityVSAvoidtransport effort
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The cooler features a dynamic bottom design that transitions from a rigid square base to a flexible, boat-shaped hull that adapts to sand terrain, enabling the cooler to slide smoothly without requiring manual dragging

Inventive Principle:
Principle #15Dynamics

3Stability of the object's composition

If the cooler has a square bottom design, then the cooler maintains structural stability, but the square corners create trenches and increase drag when moving over sand

Engineering Contradiction:
Improvestructural stabilityVSAvoidsliding efficiency
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The cooler bottom is redesigned with a curved, boat-shaped hull instead of flat square corners, allowing the cooler to glide over sand and snow surfaces by distributing contact area and reducing drag

Inventive Principle:
Principle #14Spheroidality (Curvature)

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

Enables effortless sliding of coolers across sand and snow without assistance, maintaining temperature insulation and organizational features, while traditional wheels function on pavements, addressing the issue of mobility on diverse terrains.

Implementation Method 1

A cooler design featuring ski-like runners and a convex boat-like bottom that allows sliding on sand and snow, combined with traditional wheels for easy rolling on hard surfaces, reducing drag and enabling effortless transportation across various terrains

Methodology Applied
Scientific EffectFriction reduction through convex shape and ski-like runners: Friction

Implementation Method 2

The present invention is a cooler container designed to easily slide and or roll on a variety of surfaces including, but not limited to, sand, snow, pavement, and other similar terrains

Methodology Applied
Scientific EffectThermal insulation: Thermal Insulation

Data Source

PatentUS11613292B2Slide cooler
Publication Date: 2023.03.28 SLED COOLER LLC
  • US11613292B2 patent drawing
  • US11613292B2 patent drawing
  • US11613292B2 patent drawing

AI summary

A mobile container that is designed to allows a user to easily transport the container through a variety of terrains, such as snow, sand, and pavement. The mobile container includes an insulated container, a first sled-molded runner, a second sled-molded runner, a first wheel, a second wheel, and a convex protrusion. The first sled-molded runner and the second sled-molded runner are positioned parallel and opposite to each other, across the insulated container, and are adjacently connected to a base of the insulated container. The first wheel and the second wheel are laterally and coaxially connected to the insulated container, opposite to each other. The convex protrusion modifies the flow of sand or snow about the insulated container in order to decrease drag. The convex protrusion is positioned opposite the first wheel and the second wheel. Additionally, the convex protrusion is integrated into a front surface of the insulated container.