Modular Wheel Fitment Tool for Accurate Dimension Testing

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Solution Overview

Problem

Conventional wheel fitment devices are bulky, expensive, and unsuitable for private use, making it difficult for individuals to accurately determine suitable wheel width and offset for their vehicles without relying on commercial services.

Innovation Solution

A compact, inexpensive wheel fitment tool with adjustable components for measuring wheel diameter, width, and offset, allowing users to easily attach and test desired wheel dimensions on their vehicle without needing a mechanic.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional wheel fitment devices are used, then accurate wheel dimension measurement is achieved, but the device becomes bulky and expensive

Engineering Contradiction:
Improvewheel dimension measurement accuracyVSAvoiddevice bulkiness and cost
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The wheel fitment tool is divided into separate modular components: a hub plate assembly with diameter measurement portion, a width measurement portion, and an offset measurement portion. Each component can be independently adjusted and positioned, allowing the tool to maintain measurement accuracy while reducing overall device complexity and storage requirements compared to conventional integrated devices.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The tool employs adjustable and movable components rather than fixed structures. The diameter measurement portion can be adjusted along the hub standoff, the width measurement portion can be repositioned, and the offset measurement portion is slidable. This dynamic design allows the same compact tool to accurately measure various wheel dimensions without requiring multiple fixed-size devices.

Inventive Principle:
Principle #15Dynamics

2Measurement precision

If conventional wheel fitment devices are used, then accurate measurement is possible, but the device becomes difficult to store for private use

Engineering Contradiction:
Improvewheel dimension measurement accuracyVSAvoiddevice storage volume
Core Design Contradiction:
Measurement precisionVSVolume of moving object

Solution Approach 1:

By separating the measurement tool into distinct modular components (hub plate, diameter portion, width portion, offset portion), the device can be disassembled into smaller parts for compact storage. This segmentation allows private users to store the tool in limited space while maintaining full measurement capabilities when assembled.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The measurement portions are designed to nest together when not in use. The offset measurement portion slides within the width measurement portion, and components can be stacked or nested to minimize storage volume, making the tool practical for private residential use rather than commercial settings only.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Measurement precision

If conventional wheel fitment devices are used, then accurate wheel testing is achieved, but the device becomes expensive for private consumers

Engineering Contradiction:
Improvewheel fitment measurement accuracyVSAvoiddevice manufacturing cost
Core Design Contradiction:
Measurement precisionVSEase of manufacture

Solution Approach 1:

The modular segmented design allows each component to be manufactured independently using simpler, less expensive processes. Rather than manufacturing one complex integrated device, the hub plate, standoff, and measurement portions can be produced separately and assembled, reducing overall manufacturing cost while maintaining measurement precision.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The tool is designed with simplified components that can be manufactured at lower cost, making it economically viable for private consumers rather than only commercial entities. The adjustable design extends the life of the inexpensive tool through versatility, allowing it to replace multiple specialized devices.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Data Source

PatentUS20240011753A1Wheel fitment tool
Publication Date: 2024.01.11 RAMSTEAD CLAYTON LEROY
  • US20240011753A1 patent drawing
  • US20240011753A1 patent drawing
  • US20240011753A1 patent drawing

AI summary

A wheel fitment tool is disclosed. The wheel fitment tool includes a hub plate, a wheel diameter measurement portion adjustably coupled to the hub plate using a hub standoff, a wheel width measurement portion adjustably coupled to the wheel diameter measurement portion, and a wheel offset measurement portion adjustably coupled to the wheel width measurement portion. In operation, a user may set the wheel diameter measurement portion, wheel width measurement portion, and wheel offset measurement portion to desired settings and attach the wheel fitment tool to a wheel hub, enabling a user to determine if certain wheel sizes are usable on a desired vehicle.