Transparent Rear Spoiler for Aerodynamics Without Blocking Visibility

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Solution Overview

Problem

Conventional rear spoilers face limitations in aerodynamic efficiency due to styling and visibility concerns, as increasing their length and angle can result in a less sporty appearance and reduced rear visibility.

Innovation Solution

A transparent portion is integrated into the rear spoiler, allowing for greater visibility and maintaining a sporty appearance by using a clear or tinted material for the extended section, which can be seamlessly transitioned from an opaque body-colored section, and incorporating lighting elements for enhanced visibility and styling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of energy

If the length of the spoiler is increased to improve aerodynamic efficiency, then aerodynamic performance is improved, but rear visibility and styling are negatively impacted

Engineering Contradiction:
Improveaerodynamic dragVSAvoidrear visibility
Core Design Contradiction:
Loss of energyVSObject-affected harmful factors

Solution Approach 1:

The spoiler incorporates a transparent or translucent portion that allows light to pass through, effectively changing the visual properties of the spoiler from opaque to transparent. This enables the extended spoiler to maintain aerodynamic efficiency while minimizing its visual impact on rear visibility and styling appearance.

Inventive Principle:
Principle #32Color changes

Solution Approach 2:

The spoiler transitions from an opaque body-colored section to a transparent section, changing the material parameter from opaque to transparent. This parameter change allows the spoiler to extend further for better aerodynamics while becoming visually less obstructive to rear visibility.

Inventive Principle:
Principle #35Parameter changes

2Loss of energy

If the length of the spoiler is increased to improve aerodynamic efficiency, then aerodynamic performance is improved, but sporty appearance is negatively impacted

Engineering Contradiction:
Improveaerodynamic dragVSAvoidsporty appearance
Core Design Contradiction:
Loss of energyVSShape

Solution Approach 1:

The transparent portion of the spoiler changes the visual appearance by allowing light transmission, creating a cleaner, more modern aesthetic that maintains sporty appearance even when the spoiler is extended for optimal aerodynamic performance.

Inventive Principle:
Principle #32Color changes

3Shape

If the spoiler is colored to match the vehicle body to minimize styling impact, then styling appearance is improved, but rear visibility is still negatively impacted

Engineering Contradiction:
Improvestyling appearanceVSAvoidrear visibility
Core Design Contradiction:
ShapeVSObject-affected harmful factors

Solution Approach 1:

Instead of using body color to match the vehicle, the invention uses a transparent material that allows light to pass through completely, providing superior rear visibility compared to colored spoilers while still maintaining aesthetic appeal through optical properties.

Inventive Principle:
Principle #32Color changes

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 transparent spoiler improves aerodynamic efficiency while minimizing negative impacts on styling and rear visibility, providing a cleaner aesthetic and improved reverse visibility without compromising the vehicle's sporty appearance.

Implementation Method 1

light from the at least one lighting element is reflected by the pattern in the surface of the second section to define a corresponding visible light pattern

Methodology Applied
Scientific EffectReflection: Reflection

Data Source

PatentUS12258076B2Transparent spoiler
Publication Date: 2025.03.25 HONDA MOTOR CO LTD
  • US12258076B2 patent drawing
  • US12258076B2 patent drawing
  • US12258076B2 patent drawing

AI summary

A transparent spoiler for a vehicle including a first section, at least a portion of the first section having a first visual characteristic, and a second section, at least a portion of the second section having a second visual characteristic, the second visual characteristic defining a greater visibility through the second section than the visibility through the first section.