Alloy Wheel Translucent Tint Coating With Fewer Paint Layers
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Solution Overview
Problem
Existing vehicle wheel coating systems are inefficient and costly due to the need for multiple layers, which are required to achieve desired hue and gloss, and lack distinctive visual characteristics.
Innovation Solution
A vehicle wheel coating system that uses a translucent polymer coating as the outermost layer, which is tinted to provide a desired hue and gloss while allowing light to pass through, thereby reducing the number of coating layers and enhancing visual appearance with three-dimensional illusions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If multiple coating layers are applied to achieve desired hue and gloss, then the visual appearance and gloss level are improved, but the manufacturing cost and process complexity increase
Solution Approach 1:
The patent combines multiple coating functions into a single translucent polymer coating layer. This single layer simultaneously provides hue (through tinting), gloss (through its inherent properties), and protection, eliminating the need for separate clear acrylic and pigmented base coat layers while achieving the desired visual appearance
Solution Approach 2:
The translucent polymer coating is designed to perform multiple functions that were previously distributed across multiple layers: it provides the base hue through tinting, delivers the desired gloss level, and serves as the outermost protective layer. This multi-functional approach reduces the total number of coating layers required
2Illumination intensity
If multiple coating layers are applied to provide distinctive appearance, then the visual characteristics are improved, but the manufacturing cost increases
Solution Approach 1:
The patent merges the functions of multiple coating layers into a single translucent polymer coating that is applied directly to the wheel substrate. This eliminates the need for separate clear acrylic and pigmented base coat layers, reducing the number of paint booths and bake ovens required while maintaining distinctive visual appearance through controlled tinting
Solution Approach 2:
The invention extracts and eliminates unnecessary intermediate coating layers from the traditional multi-layer system. By applying the translucent polymer coating directly to the substrate and achieving hue through tinting rather than through separate pigmented base coats, the system removes redundant steps and reduces manufacturing complexity
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 system reduces manufacturing costs by eliminating an outermost clear acrylic layer and provides unique, exotic appearances with adjustable gloss levels and three-dimensional effects.
Implementation Method 1
the translucent polymer coating is tinted for reflecting a first portion of light illuminating the wheel and allowing a second portion of light to pass through
Implementation Method 2
allowing a second portion of light to pass through the translucent polymer coating
Implementation Method 3
The second portion of light that partially passes through the translucent polymer coating and reflects off the surface of the wheel defining a third portion of light
Implementation Method 4
reflects off the surface of the wheel defining a third portion of light
Data Source
AI summary
A vehicle wheel includes a face portion and rim portion defining a wheel surface. The face portion includes a plurality of spokes extending radially outwardly from a central portion to the rim portion interconnecting the face portion to the rim portion. A translucent polymer coating defines an outermost coating of the surface of the wheel where the translucent polymer coating is tinted for reflecting a first portion of light illuminating the wheel and allowing a second portion of light to pass through the translucent polymer coating. The second portion of light that passes through the translucent polymer coating reflects the surface of the wheel defining a third portion of light.