Off-Highway Vehicle Front Grille Panel Headlight Integration

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Solution Overview

Problem

Recreational off-highway vehicles require a front structure that effectively integrates headlights and an air intake system for cooling, while maintaining structural integrity and functionality for off-road use.

Innovation Solution

A vehicle front structure comprising a vehicle frame with a front grille panel that includes a middle-mounted pair of headlights and an air intake area defined by intake openings, supported by a front support, allowing for efficient airflow and illumination, and incorporating a drivetrain for power transfer to wheels.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If headlights are positioned at the front grille panel, then visibility is improved, but structural complexity increases

Engineering Contradiction:
ImprovevisibilityVSAvoidstructural complexity
Core Design Contradiction:
Illumination intensityVSDevice complexity

Solution Approach 1:

The patent combines the headlights and air intake system into a single integrated front grille panel assembly. The headlights are mounted within the grille panel structure, merging two separate functions (illumination and air intake) into one unified component, thereby improving visibility while avoiding additional structural complexity

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The front grille panel serves multiple functions simultaneously: it provides structural support, enables air intake through defined openings, and houses the headlights for illumination. This multi-functionality approach allows the single component to deliver lighting benefits without proportionally increasing overall structural complexity

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

2Temperature

If a front grille panel with air intake openings is provided, then cooling is improved, but structural integrity may be compromised

Engineering Contradiction:
ImprovecoolingVSAvoidstructural integrity
Core Design Contradiction:
TemperatureVSStrength

Solution Approach 1:

The grille panel features locally optimized qualities with strategically positioned air intake openings that provide cooling where needed while maintaining structural integrity in other areas. The panel has different properties in different regions - open areas for cooling and solid areas for strength

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The front grille panel is segmented into multiple functional zones: solid structural portions that maintain integrity and opened portions that provide air intake. This segmentation allows the panel to simultaneously achieve cooling through openings while preserving overall structural strength through the distributed solid framework

Inventive Principle:
Principle #1Segmentation

3Shape

If headlights are positioned at the middle point of the front grille panel, then aesthetic appearance is improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidpositioning precision
Core Design Contradiction:
ShapeVSManufacturing precision

Solution Approach 1:

The patent employs asymmetric positioning of the headlights at the middle point of the front grille panel, creating a distinctive aesthetic appearance. This deliberate asymmetric design choice, while requiring precise manufacturing, establishes a unique visual identity that differentiates the vehicle's front end appearance

Inventive Principle:
Principle #4Asymmetry

Data Source

PatentUS11433758B2Recreational off-highway vehicle with vehicle front structure
Publication Date: 2022.09.06 YAMAHA MOTOR CO LTD
  • US11433758B2 patent drawing
  • US11433758B2 patent drawing
  • US11433758B2 patent drawing

AI summary

A recreational off-highway vehicle includes a vehicle frame, a plurality of wheels, a drive source, a vehicle body and a pair of headlights. The vehicle frame includes a front frame, a rear frame and an intermediate frame defining an open passenger compartment between the front and rear frames. The wheels support the vehicle frame. At least one of the wheels is a drive wheel. The drive source supported by the vehicle frame. The vehicle body is provided to the vehicle frame. The vehicle body includes a front grille panel that has an air intake area defined by a plurality of intake air openings. The headlights are located primarily at a middle point of the front grille panel with respect to a vertical direction of the recreational off-highway vehicle.