Pivoting Tire Tool for Safer Heavy Wheel Installation

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Solution Overview

Problem

Large commercial tires are cumbersome and hazardous to handle due to their size and weight, posing a risk of serious injury during installation, removal, and transportation, especially when steel belts are exposed.

Innovation Solution

A tire tool with a platform, pivots, and a handle that allows for safe lifting, rotation, and transportation of tires by positioning the tire on a platform and using pivots to change the angle and orientation for easier manipulation and engagement with wheel lugs.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual manipulation of large commercial tires is performed, then installation and removal can be completed, but the risk of serious injury increases due to the weight and size of the tires

Engineering Contradiction:
Improveease of tire handlingVSAvoidrisk of injury to operator
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

A tool with a platform and pivots is introduced as an intermediary device between the operator and the tire. The platform supports the tire during manipulation, while the pivots enable controlled rotation and positioning, allowing the operator to handle heavy tires safely without direct manual contact with the hazardous steel belts

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The tool's platform is designed to support and counterbalance the weight of the tire, reducing the physical burden on the operator. By providing mechanical support against the tire's weight, the tool enables safe manipulation without requiring the operator to directly bear the full load

Inventive Principle:
Principle #8Anti-weight (Counterweight)

2Object-affected harmful factors

If the tire is positioned for safe handling, then the risk of injury is reduced, but the complexity of the handling tool increases

Engineering Contradiction:
Improveexposure to hazardous steel beltsVSAvoidcomplexity of handling tool
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The handling tool is segmented into distinct functional components: a platform for supporting the tire and pivots for enabling rotation. This segmentation allows each component to perform its specific function independently, creating a tool that is complex enough to provide safety but simple enough to be practical and easy to use

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If the tire is rotated and repositioned using the tool, then easier manipulation is achieved, but the time required for installation and removal increases

Engineering Contradiction:
Improveease of tire manipulationVSAvoidtime for installation and removal
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The pivots enable dynamic rotation and repositioning of the tire, allowing the operator to easily adjust the tire's orientation and position during installation and removal. This dynamic capability facilitates smoother operations that, while taking slightly longer than direct manual handling, significantly reduce the physical effort and time required for complex manipulation maneuvers

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20240391280A1Tool for use with tire assemblies
Publication Date: 2024.11.28 STAGNER EDWARD KELLEY
  • US20240391280A1 patent drawing
  • US20240391280A1 patent drawing
  • US20240391280A1 patent drawing

AI summary

A tire tool, and method of using, that can be used to manipulate tires by a user. The tire tool has a platform that can engage under a tire assembly, a front section, and a rear section. The tire tool can rotate between an engagement position and a pivoted position about a pivot. When in the pivoted position, a stop abuts the surface. The tire tool can be used by a user to lift a tire assembly off the ground, remove the tire assembly from an hub, and install the tire assembly on a hub.