Grill Guard Integrated LED Bar Mounting

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Solution Overview

Problem

Existing grill guards interfere with vehicle lighting systems and provide inadequate protection for external off-road lights, leading to poorly protected and inflexible lighting solutions.

Innovation Solution

A grill guard design with integrated mounting and protection for an LED light bar, featuring vertically extending members, a center flange casing with a front aperture, and a flexible mounting system that allows the LED light bar to be positioned horizontally between these members, providing protection and adjustable positioning for optimal lighting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If a conventional grill guard is used with external light mounting points, then the grill guard provides front end protection, but the external lights are poorly protected and the lighting solution is inflexible

Engineering Contradiction:
Improveprotection of lighting systemVSAvoidflexibility of lighting solution
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The patent combines the grill guard structure with an integrated LED light bar and housing into a single unified assembly. The LED light bar is mounted within a dedicated housing that is part of the grill guard itself, merging the protective function with the lighting function. This integration ensures the lights are well-protected while maintaining design flexibility through the unified structure.

Inventive Principle:
Principle #5Merging (Combining)

2Illumination intensity

If the LED light bar is positioned close to the front of the vehicle, then lighting coverage is improved, but the grill guard structure may interfere with light emission

Engineering Contradiction:
Improvelighting coverageVSAvoidinterference with light emission
Core Design Contradiction:
Illumination intensityVSObject-generated harmful factors

Solution Approach 1:

The patent applies local quality by designing the housing with a transparent or translucent front portion specifically at the light emission area. This allows the housing to provide protection in most areas while being optically transparent where light needs to pass through, thus enabling close positioning of the LED light bar without interfering with light emission.

Inventive Principle:
Principle #3Local quality

3Strength

If the grill guard structure is made more robust for better protection, then protection capability is improved, but the complexity of integrating lighting systems increases

Engineering Contradiction:
Improveprotection capabilityVSAvoidintegration complexity of lighting system
Core Design Contradiction:
StrengthVSDevice complexity

Solution Approach 1:

The patent merges the lighting integration into the overall robust grill guard structure from the design stage, creating a unified assembly where the housing is an integral part of the grill guard. This combined design approach maintains structural strength while simplifying the overall integration process, as the lighting components are incorporated into the structural design rather than being added separately to an existing robust frame.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS9108581B2Grill guard with integrated LED bar
Publication Date: 2015.08.18 CURT MFG LLC
  • US9108581B2 patent drawing
  • US9108581B2 patent drawing
  • US9108581B2 patent drawing

AI summary

A grill guard has an LED light bar positioned at a central location within the grill guard. The grill guard includes two vertically extending members and two horizontal members. The LED light bar is mounted within a casing which is integrated into the grill guard, with the LED light bar protected both by the grill guard and by the casing. The preferred mounting arrangement allows both pivoting and fore and aft movement of the LED light bar within the casing.