Integrated Vehicle Headlight With Flow-Through Vents

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Solution Overview

Problem

Modern vehicle headlights often lack integrated designs that efficiently combine multiple lighting functions, including high and low beams, position lights, and turn signals, while also providing airflow management to enhance rider comfort.

Innovation Solution

A vehicle headlight design featuring a central area for high and low beam illumination, a position light extending along the perimeter with outboard portions, and dedicated turn signal lights, integrated with flow-through vents for airflow management, controlled by an electronic controller.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple lighting functions are provided separately, then each lighting function can be independently optimized, but the overall device complexity increases and space efficiency decreases

Engineering Contradiction:
Improvelighting function integrationVSAvoidheadlight unit structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent combines multiple lighting functions (high beam, low beam, position light, and turn signal lights) into a single integrated headlight unit. The housing contains all light sources and ventilation components in one structure, eliminating the need for separate lighting assemblies and reducing overall system complexity while maintaining functional independence through electronic control.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The headlight unit is designed as a multi-functional component that performs illumination (high beam, low beam), positioning (position light), and signaling (turn signal) functions simultaneously. The single housing structure accommodates all these different lighting functions, making the headlight unit a universal assembly that replaces multiple separate components.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Ease of operation

If flow-through vents are added for airflow management, then rider comfort and cooling are improved, but the housing structure becomes more complex

Engineering Contradiction:
Improveairflow managementVSAvoidhousing structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The housing is segmented into functional zones: a central area for high and low beam lights, outboard areas for position and turn signal lights, and integrated flow-through vents for airflow. This segmentation allows each component to be optimized independently while maintaining a unified structure that manages airflow efficiently without excessive complexity.

Inventive Principle:
Principle #1Segmentation

3Illumination intensity

If position light extends along the perimeter with outboard portions, then visibility and directional indication are enhanced, but the lighting system complexity increases

Engineering Contradiction:
Improvevisibility and directional indicationVSAvoidlighting system structure
Core Design Contradiction:
Illumination intensityVSDevice complexity

Solution Approach 1:

The position light is configured to extend along the perimeter of the headlight unit, utilizing the peripheral dimension to provide visibility and directional indication. The outboard portions extend further along the perimeter to enhance directional signaling. This dimensional arrangement allows multiple lighting functions to be distributed spatially, improving visibility without requiring additional light sources or complex mechanisms.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentUS12403972B2Vehicle headlight
Publication Date: 2025.09.02 HARLEY DAVIDSON MOTOR CO INC
  • US12403972B2 patent drawing
  • US12403972B2 patent drawing
  • US12403972B2 patent drawing

AI summary

A vehicle headlight includes a housing and a central area within the housing configured to emit high beam illumination from a high beam light source and configured to emit low beam illumination from a low beam light source. A pair of flow-through vents open to a front side of the housing and open to a rear side of the housing. A pair of outboard areas within the housing include supplementary light sources. The pair of outboard areas are positioned outboard of the pair of flow-through vents of the vehicle headlight.