Transparent Vehicle Decorative Element for Panel Color Shimmer

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Solution Overview

Problem

Existing decorative elements for motor vehicles cannot effectively represent specific visual effects, such as transparency, which is essential for creating a shimmering effect of the vehicle's panel color through the decorative element.

Innovation Solution

A decorative element with a transparent carrier element, a transparent surface layer, a printed film with transparent cutouts, and a paint layer in a predetermined color, arranged in a sandwich structure to achieve a transparency effect and represent additional visual effects.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a traditional embossed aluminum decorative element is used, then the manufacturing process is simple and cost-effective, but specific visual effects such as transparency cannot be represented

Engineering Contradiction:
Improvevisual effect representationVSAvoiddecorative element structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The decorative element is divided into multiple functional layers: transparent carrier element, printed film with transparent cutouts, paint layer, and transparent surface/inner surface layers. Each layer serves a specific function, with the transparent cutouts in the printed film allowing the paint layer to create the transparency effect while the other layers provide structural support and protection.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The decorative element combines multiple materials with different properties: transparent plastic for the carrier element, printed film for pattern definition, paint for color and transparency effect, and protective transparent layers. This composite structure enables both the desired visual effects and structural requirements.

Inventive Principle:
Principle #40Composite materials

2Adaptability or versatility

If a transparent carrier element with printed film and paint layer is used to achieve transparency effect, then additional visual effects such as transparency can be represented, but the manufacturing process becomes more complex

Engineering Contradiction:
Improvetransparency effectVSAvoidproduction process
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The printed film is prepared in advance with the predetermined pattern and transparent cutouts before being integrated into the final decorative element. This preliminary preparation allows for precise pattern definition and simplifies the subsequent assembly process with the carrier element and paint layer.

Inventive Principle:
Principle #10Preliminary action

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 decorative element successfully represents a transparency effect by allowing the vehicle's panel color to shimmer through, enhancing the visual appeal and enabling the representation of additional design elements.

Implementation Method 1

a transparent surface layer, which forms an outer surface of the decorative element and is, when used as intended, arranged on the carrier element on a visible side of the decorative element... a transparency effect can be represented via the predetermined color of the paint layer, which according to the disclosure has the color of a panel part of the motor vehicle on which the decorative element is to be arranged, since the color of the paint layer is visible from the visible side through the transparent cutouts provided in the printed film

Methodology Applied
Scientific EffectLight transmission: Light

Data Source

PatentUS12292174B2Decorative element for a motor vehicle, and production method for a decorative element
Publication Date: 2025.05.06 BAYERISCHE MOTOREN WERKE AG
  • US12292174B2 patent drawing
  • US12292174B2 patent drawing
  • US12292174B2 patent drawing

AI summary

A decorative element for a motor vehicle comprising a transparent carrier element which can be fastened to the motor vehicle, a transparent surface layer which forms an external surface of the decorative element and is arranged on a visible side of the decorative element on the carrier element during intended use, a film printed with a predetermined pattern and arranged on a side opposite the visible side on the carrier element, and a transparent inner surface layer which forms an inner surface of the decorative element. The printed film comprises at least one transparent cut-out. A paint layer in a predetermined color is arranged between the printed film and the inner surface layer. A method for producing the decorative element is also disclosed.