Vehicle Interior Decorative Element Glossy Matte Surface Reflection Control
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Solution Overview
Problem
Decorative elements in vehicle interiors with high-gloss surfaces can cause disruptive reflections when illuminated, limiting design freedom and potentially leading to misreadings of display elements, as existing solutions restrict angular positioning and compromise aesthetics.
Innovation Solution
A decorative element with a combination of glossy and matte surface regions, where the matte regions are strategically positioned to absorb reflections, using a hybrid IMD/IML process to create optically distinct areas with varying gloss levels, preventing unwanted reflective effects while maintaining aesthetic continuity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If a high-gloss visible side is used for aesthetic considerations, then aesthetic appearance is improved, but disturbing reflective effects occur when light beams are reflected into the driver's eye
Solution Approach 1:
The decorative element is divided into different surface regions with different optical properties: a first surface region with high gloss for aesthetic purposes and a second surface region with matte finish to eliminate reflections. This local differentiation allows each region to fulfill its specific function while resolving the contradiction between aesthetics and reflection control.
2Object-affected harmful factors
If a matte visible side is used to eliminate reflections, then disturbing reflective effects are reduced, but aesthetic appearance is compromised
Solution Approach 1:
Instead of making the entire surface matte, only the second surface region is made matte while the first surface region maintains high gloss. This selective application preserves aesthetic appearance in areas where it is desired while eliminating reflections only where necessary.
3Object-affected harmful factors
If the decorative element is arranged at specific angular positions to avoid reflections, then reflective effects are reduced, but design freedom and installation flexibility are limited
Solution Approach 1:
The reflection control function is extracted from the installation positioning requirements and integrated into the decorative element itself through the matte second surface region. This allows the element to be installed in various positions and orientations without concern for reflection control, as the matte surface inherently eliminates reflections regardless of angle.
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 solution effectively eliminates disruptive reflections by directing light beams away from the driver's line of sight, allowing for flexible installation and maintaining a consistent, aesthetically pleasing appearance without design or space constraints.
Implementation Method 1
a second matte surface region... eliminate disturbing reflective effects
Data Source
AI summary
A decorative element for an interior of a motor vehicle having a visible side facing the interior. The visible side has a first glossy surface region. The visible side has a second matte surface region. A device is also provided for an interior of a motor vehicle having such a decorative element and at least one lighting element, wherein when the device is arranged in a motor vehicle as intended, the second surface region is arranged in such a way that a reflection condition between a light beam coming from the lighting element and a line of vision of a passenger of the motor vehicle is geometrically fulfilled, wherein the first surface region of the decorative element is arranged in such a way that no reflection condition between a light beam coming from the lighting element and the line of vision is geometrically fulfilled.